--- title: "Baltimore to Pasto cheap flights from $489 (BWI to PSO) - Expedia" description: "Book cheap Flights from Baltimore (BWI) to Pasto (PSO) start at $489 for one-way and $1,991 for round trip. Earn your airline miles on top of our rewards!" canonical: "https://www.expedia.com/lp/flights/bwi/pso/baltimore-to-pasto" language: en-US market: US currency: USD prices_as_of: 2026-11-13T05:35:06Z --- # $489 Cheap Flights from Baltimore (BWI) to Pasto (PSO) ![A densely populated urban area with numerous buildings, roads, and a mountainous backdrop.](https://images.trvl-media.com/place/2884/20852ba2-b193-4446-b5b0-ff65900e71f8.jpg?impolicy=fcrop&w=1200&h=500&q=medium) [View $489 flight on Tue, Feb 2, 2027](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:2/2/2027TANYT&trip=oneway&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:488.53&airProductToken=AQqXAQotCMJsEgQxNzk1GMFFIOVaKJSUpAMwvZWkAzhQQABYAWoCQU5yCFBJNFFVRVk1CjEIwawBEgI2NxjlWiDBMyiFmaQDMOGapAM4U0ABWAFqB0NMQVNTSUNyCFNFT0IyQlI5CjMIwawBEgQ4NTk5GMEzIM90KLmfpAMwjqCkAzhTQAFYAWoHQ0xBU1NJQ3IIU0VPQjJCUjkSCggBEAEYASoCQVYYASIECAEQASgCKAMoBDAB) ## Popular airlines from Baltimore Washington Intl. Airport (BWI) to Pasto (PSO-Antonio Narino) [American Airlines](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:11/27/2026TANYT&leg2=from:PSO,to:BWI,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) [United](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:11/27/2026TANYT&leg2=from:PSO,to:BWI,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) [Southwest Airlines](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:11/27/2026TANYT&leg2=from:PSO,to:BWI,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) [Delta](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:11/27/2026TANYT&leg2=from:PSO,to:BWI,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) [Frontier Airlines](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:11/27/2026TANYT&leg2=from:PSO,to:BWI,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) [JetBlue Airways](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:11/27/2026TANYT&leg2=from:PSO,to:BWI,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"B6"}}]) [Alaska Airlines](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:11/27/2026TANYT&leg2=from:PSO,to:BWI,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) ### Be in the know Get alerts if flight prices drop or rise\* ### Book smarter Save up to 30% on select hotels after you book a flight\* ### Earn twice Earn your airline miles on top of our OneKeyCash [Learn about One Key](https://www.expedia.com/welcome-one-key) ## Cheap Flights from Baltimore to San Juan de Pasto (BWI-PSO) Prices were available within the past 7 days and start at $489 for one-way flights and $1,991 for roundtrip, for the period specified. Prices and availability are subject to change. All deals One way Roundtrip [Select JetBlue Airways flight, departing Thu, Jan 7 from Baltimore to San Juan de Pasto, returning Sat, Jan 9, priced at $1,991 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:1/7/2027TANYT&leg2=from:PSO,to:BWI,departure:1/9/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1990.59&airProductToken=AQqYAQotCMJsEgQxNzk1GMFFIOVaKNTvoQMw%5FfChAzhQQABYAWoCQU5yCFBJNFFVRVk1CjIIwawBEgMxOTEY5Vog7CAo4PWhAzCy96EDOEVAAVgBagdDTEFTU0lDcghFRUFCMkJSUwozCMGsARIEODQ2NhjsICDPdCie%5FKEDMOn8oQM4RUABWAFqB0NMQVNTSUNyCEVFQUIyQlJTCpcBCjMIwawBEgQ4NDU2GM90IMEzKLeLogMwh4yiAzhNQABYAWoHQ0xBU1NJQ3IITUVBQjJCUlMKMQjBrAESAjM2GMEzIOVaKN6SogMwyZSiAzhNQAFYAWoHQ0xBU1NJQ3IITUVBQjJCUlMKLQjCbBIEMjk5NBjlWiDBRSi3mKIDMOKZogM4UEABWAFqAkFOcghQSTRRVUVZNRIMCAEQARgBKgJBVjIAGAEiBAgBEAEoAigDKAQwAQ) Thu, Jan 7 - Sat, Jan 9 · BWI · PSO · Roundtrip [Select JetBlue Airways flight, departing Thu, Jan 7 from Baltimore to San Juan de Pasto, returning Sat, Jan 9, priced at $2,004 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:1/7/2027TANYT&leg2=from:PSO,to:BWI,departure:1/9/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:2003.43&airProductToken=AQqYAQotCMJsEgQyNTk1GMFFIOVaKNj0oQMwg%5FahAzhQQABYAWoCQU5yCFBJNFFVRVk1CjIIwawBEgMxOTEY5Vog7CAogIGiAzDSgqIDOEVAAVgBagdDTEFTU0lDcghFRUFCMkJSUwozCMGsARIEODQ2NhjsICDPdCi-h6IDMImIogM4RUABWAFqB0NMQVNTSUNyCEVFQUIyQlJTCpcBCjMIwawBEgQ4NDU2GM90IMEzKLeLogMwh4yiAzhNQABYAWoHQ0xBU1NJQ3IITUVBQjJCUlMKMQjBrAESAjM2GMEzIOVaKN6SogMwyZSiAzhNQAFYAWoHQ0xBU1NJQ3IITUVBQjJCUlMKLQjCbBIEMjk5NBjlWiDBRSi3mKIDMOKZogM4UEABWAFqAkFOcghQSTRRVUVZNRIMCAEQARgBKgJBVjIAGAEiBAgBEAEoAigDKAQwAQ) Thu, Jan 7 - Sat, Jan 9 · BWI · PSO · Roundtrip [Select JetBlue Airways flight, departing Thu, Jan 7 from Baltimore to San Juan de Pasto, returning Sat, Jan 9, priced at $2,361 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:1/7/2027TANYT&leg2=from:PSO,to:BWI,departure:1/9/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:2360.19&airProductToken=AQqXAQotCMJsEgQxNzk1GMFFIOVaKNTvoQMw%5FfChAzhQQABYAWoCQU5yCFBJNFFVRVk1CjEIwawBEgIzNxjlWiDBMyi-86EDMJ%5F1oQM4SEABWAFqB0NMQVNTSUNyCEhFQUIyQlJTCjMIwawBEgQ4NTk5GMEzIM90KPn6oQMwzvuhAzhIQAFYAWoHQ0xBU1NJQ3IISEVBQjJCUlMKlwEKMwjBrAESBDg1ODQYz3QgwTMoloeiAzDmh6IDOE1AAFgBagdDTEFTU0lDcghNRUFCMkJSUwoxCMGsARICNjYYwTMg5Voo4ImiAzDLi6IDOE1AAVgBagdDTEFTU0lDcghNRUFCMkJSUwotCMJsEgQyOTk0GOVaIMFFKJeNogMwwo6iAzhQQAFYAWoCQU5yCFBJNFFVRVk1EgwIARABGAEqAkFWMgAYASIECAEQASgCKAMoBDAB) Thu, Jan 7 - Sat, Jan 9 · BWI · PSO · Roundtrip [Select JetBlue Airways flight, departing Thu, Jan 7 from Baltimore to San Juan de Pasto, returning Sat, Jan 9, priced at $2,374 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:1/7/2027TANYT&leg2=from:PSO,to:BWI,departure:1/9/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:2373.03&airProductToken=AQqXAQotCMJsEgQyNTk1GMFFIOVaKNj0oQMwg%5FahAzhQQABYAWoCQU5yCFBJNFFVRVk1CjEIwawBEgIzNxjlWiDBMyje%5FqEDML-AogM4SEABWAFqB0NMQVNTSUNyCEhFQUIyQlJTCjMIwawBEgQ4NTk5GMEzIM90KJmGogMw7oaiAzhIQAFYAWoHQ0xBU1NJQ3IISEVBQjJCUlMKlwEKMwjBrAESBDg0NTYYz3QgwTMot4uiAzCHjKIDOE1AAFgBagdDTEFTU0lDcghNRUFCMkJSUwoxCMGsARICMzYYwTMg5Voo3pKiAzDJlKIDOE1AAVgBagdDTEFTU0lDcghNRUFCMkJSUwotCMJsEgQyOTk0GOVaIMFFKLeYogMw4pmiAzhQQAFYAWoCQU5yCFBJNFFVRVk1EgwIARABGAEqAkFWMgAYASIECAEQASgCKAMoBDAB) Thu, Jan 7 - Sat, Jan 9 · BWI · PSO · Roundtrip [Select LATAM Airlines Group flight, departing Thu, Jan 7 from Baltimore to San Juan de Pasto, returning Sat, Jan 9, priced at $3,144 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:1/7/2027TANYT&leg2=from:PSO,to:BWI,departure:1/9/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:3143.32&airProductToken=AQqnAQo6CMyCARIENjE2NBjBRSDgXCjU76EDMNjwoQM4SEAAWAFqAlNFcghITFhTRVowWHoKCMSYARIEMjk1MAo5CMyCARIENjM1MRjgXCDBMyjh86EDMP71oQM4SEABWAFqAlNFcghITFhTRVowWHoJCMSYARIDOTgxCi4IzIIBEgQ0Mjg4GMEzIM90KPP8oQMwzf2hAzhIQAFYAWoCU0VyCEhMWFNFWjBYEgwIARABGAEqAkxBMgAYASIECAEQASgCKAQoBjAB) Thu, Jan 7 - Sat, Jan 9 · BWI · PSO · Roundtrip [Select LATAM Airlines Group flight, departing Thu, Jan 7 from Baltimore to San Juan de Pasto, returning Sat, Jan 9, priced at $3,357 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:1/7/2027TANYT&leg2=from:PSO,to:BWI,departure:1/9/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:3356.32&airProductToken=AQqnAQo6CMyCARIENjQ3MRjBRSDgXCiY8KEDMJnxoQM4QkAAWAFqAlNFcghCTFhTRVowWHoKCMSYARIEMjU3OQo5CMyCARIENjM1MRjgXCDBMyjh86EDMP71oQM4QkABWAFqAlNFcghCTFhTRVowWHoJCMSYARIDOTgxCi4IzIIBEgQ0Mjg2GMEzIM90KOj-oQMwwv-hAzhCQAFYAWoCU0VyCEJMWFNFWjBYEgwIARABGAEqAkxBMgAYASIECAEQASgCKAQoBjAB) Thu, Jan 7 - Sat, Jan 9 · BWI · PSO · Roundtrip [Select LATAM Airlines Group flight, departing Wed, Dec 23 from Baltimore to San Juan de Pasto, returning Wed, Dec 30, priced at $3,442 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:12/23/2026TANYT&leg2=from:PSO,to:BWI,departure:12/30/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:3441.25&airProductToken=AQqnAQo6CMyCARIENjQ3MRjBRSDgXCiwx6ADMLLIoAM4WUAAWAFqAlNFcghZRUVTRVowWHoKCMSYARIEMjU3OQo5CMyCARIENjM1MRjgXCDBMyiJy6ADMJ7NoAM4WUABWAFqAlNFcghZRUVTRVowWHoJCMSYARIDOTgxCi4IzIIBEgQ0Mjg4GMEzIM90KN7UoAMwuNWgAzhZQAFYAWoCU0VyCFlFRVNFWjBYEgoIARABGAEqAkxBGAEiBAgBEAEoAigEKAYwAQ) Wed, Dec 23 - Wed, Dec 30 · BWI · PSO · Roundtrip [Select LATAM Airlines Group flight, departing Wed, Dec 23 from Baltimore to San Juan de Pasto, returning Wed, Dec 30, priced at $3,519 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:12/23/2026TANYT&leg2=from:PSO,to:BWI,departure:12/30/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:3518.65&airProductToken=AQqnAQo6CMyCARIEODQ3MxjBRSDgXCiAyaADMPbJoAM4WUAAWAFqAlNFcghZRUVTRVowWHoKCMSYARIEMTU5Mgo5CMyCARIENjM1MRjgXCDBMyiJy6ADMJ7NoAM4WUABWAFqAlNFcghZRUVTRVowWHoJCMSYARIDOTgxCi4IzIIBEgQ0Mjg2GMEzIM90KP7VoAMw2NagAzhZQAFYAWoCU0VyCFlFRVNFWjBYEgoIARABGAEqAkxBGAEiBAgBEAEoAigEKAYwAQ) Wed, Dec 23 - Wed, Dec 30 · BWI · PSO · Roundtrip [Select LATAM Airlines Group flight, departing Wed, Dec 23 from Baltimore to San Juan de Pasto, returning Wed, Dec 30, priced at $3,657 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:12/23/2026TANYT&leg2=from:PSO,to:BWI,departure:12/30/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:3656.44&airProductToken=AQqnAQo6CMyCARIENjE2NBjBRSDgXCj0xqADMPjHoAM4WUAAWAFqAlNFcghZRUVTRVowWHoKCMSYARIEMjk1MAo5CMyCARIENjM1MRjgXCDBMyiJy6ADMJ7NoAM4WUABWAFqAlNFcghZRUVTRVowWHoJCMSYARIDOTgxCi4IzIIBEgQ0Mjg4GMEzIM90KN7UoAMwuNWgAzhZQAFYAWoCU0VyCFlFRVNFWjBYEgoIARABGAEqAkxBGAEiBAgBEAEoAigEKAYwAQ) Wed, Dec 23 - Wed, Dec 30 · BWI · PSO · Roundtrip [Select LATAM Airlines Group flight, departing Wed, Dec 23 from Baltimore to San Juan de Pasto, returning Wed, Dec 30, priced at $3,914 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:BWI,to:PSO,departure:12/23/2026TANYT&leg2=from:PSO,to:BWI,departure:12/30/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:3913.65&airProductToken=AQqnAQo6CMyCARIENjQ3MRjBRSDgXCiwx6ADMLLIoAM4WUAAWAFqAktEcghZRUVLRFowWHoKCMSYARIEMjU3OQo5CMyCARIENjM1MRjgXCDBMyiJy6ADMJ7NoAM4WUABWAFqAktEcghZRUVLRFowWHoJCMSYARIDOTgxCi4IzIIBEgQ0Mjg4GMEzIM90KN7UoAMwuNWgAzhZQAFYAWoCS0RyCFlFRUtEWjBYEgoIARABGAEqAkxBGAEiBAgBEAEoAigEKAYwAQ) Wed, Dec 23 - Wed, Dec 30 · BWI · PSO · Roundtrip · Foun · d 4 days ago ## Book with confidence ### Baltimore to Pasto Flights #### The cheapest times to fly from Baltimore to Pasto On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Baltimore to Pasto are during the month of January. You can find some of the cheapest flights from Baltimore to Pasto with Expedia's search tool and vast selection of airlines. #### The best time to book a flight from Baltimore to Pasto Sunday is one of the best days to book for cheap flights from Baltimore to Pasto: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance. #### How to find cheap round-trip tickets from Baltimore to Pasto Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Baltimore to Pasto in 2026\. You can also book with separate airlines for your outbound and return journeys, from $489 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference\*. This is available for a small fee, and is free to One Key Gold and Platinum tier members. Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Baltimore to Pasto flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps. You could also save big by booking one of Expedia's [vacation packages](https://www.expedia.com/package-deals). Bundling together your Baltimore to Pasto airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures. *\*Terms apply.* *Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023\. The percentages you see are averages.* ## Frequently Asked Questions ### How much does a flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino) cost? You can find cheap one-way flights from $489 and cheap return flights $1,991 BWI to PSO with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when BWI to PSO ticket fares go up or down. ### What is the cheapest month to fly from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino)? The cheapest month to fly from BWI to PSO is January when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route. ### Which airlines fly direct from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino)? Enter BWI to PSO and your travel dates, then apply the 'Nonstop' filter to see only direct flights. ### What is the cheapest airline that flies from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino)? LAN Airlines, LATAM Airlines Group and United are just some of the carriers that fly from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino). Use Expedia's flight search tool to compare airlines on this route and find our cheapest option for your trip. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget. *\*Prices based on flights available on Expedia in the last year.* ### How do I find cheap flights from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino)? To find a cheap flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up [Price Tracking](https://www.expedia.com/why/price-tracking) and receive alerts when fares go up or down. ### What is the best time to fly from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino)? The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience. ### What is the earliest flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino)? Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from BWI to PSO. To compare more early flights, use the "Early Morning" and "Morning" filters in your search. ### How long does it take to fly from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino)? A flight from BWI to PSO with a layover takes around 21 hours 50 minutes, with the route covering approximately 2,611 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic. ### Can you fly business or first class from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino)? Select the "Business class" and "First class" filters when looking for BWI to PSO flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip. ### How do I earn miles on a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino) flight with Expedia? It's easy to earn miles on a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of [One Key™](https://www.expedia.com/welcome-one-key), you can also earn OneKeyCash™\* on top of your airline miles when you book with Expedia. \*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands. ### Is it cheaper to buy a plane ticket from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino) at the last minute? Typically, booking a last minute flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare. ### Is it cheaper to book a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino) flight and hotel package? Securing a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars. ### Can I cancel or change the date of my flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino)? If you booked your Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pasto (PSO-Antonio Narino) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in [your itinerary](https://www.expedia.com/trips) or confirmation email. Or, head to our [Customer Service portal](https://www.expedia.com/helpcenter/) if you'd like more information. ## Travel information | Origin airport | Baltimore Washington Intl. Airport | | ------------------- | ---------------------------------- | | Destination airport | Pasto | | Distance | 2,610 miles away | | Roundtrip price | $1,991 | ## Explore a world of travel with Expedia - [Lodging](?equalTargetTab=tab-0) - [Flights](?equalTargetTab=tab-1) - [Packages](?equalTargetTab=tab-2) - [Cars](?equalTargetTab=tab-3) - [Vacation Rentals](?equalTargetTab=tab-4) - [Things to Do](?equalTargetTab=tab-5) - [Gay friendly Hotels in Nariño](https://www.expedia.com/Destinations-In-Narino-LGBT-Welcoming-Hotel.0-0-d6238573-tLGBTWelcomingHotel.Hotel-Filter-Destinations) - [Hotels near Plaza de Narino](https://www.expedia.com/Plaza-De-Narino-Hotels.0-l6100452-0.Travel-Guide-Filter-Hotels) - [Chachagüí Hotels](https://www.expedia.com/Chachagui-Hotels.d3000006227.Travel-Guide-Hotels) - [Nariño Hotels](https://www.expedia.com/Destinations-In-Narino.d6238573.Hotel-Destinations) - [Resorts & Hotels with Spas in Nariño](https://www.expedia.com/Destinations-In-Narino-Spa-Hotel.0-0-d6238573-tSpaHotel.Hotel-Filter-Destinations) - [Hotels near Unicentro Pasto](https://www.expedia.com/Unicentro-Pasto-Hotels.0-l553248635976174295-0.Travel-Guide-Filter-Hotels) - [Taminango Hotels](https://www.expedia.com/Taminango-Hotels.d553248635943694207.Travel-Guide-Hotels) - [Hotels near Antonio Narino](https://www.expedia.com/Antonio-Narino-Airport-Hotels.0-aPSO-0.Travel-Guide-Filter-Hotels) - [Avianca Cali (CLO) to Pasto (PSO) flights](https://www.expedia.com/lp/flight-routes/avianca-from-alfonso-bonilla-aragon-intl-to-antonio-narino/av/clo/pso) - [Flights from Houston (IAH) to Pasto (PSO)](https://www.expedia.com/lp/flights/iah/pso/houston-to-pasto) - [Flights from San Francisco (SFO) to Pasto (PSO)](https://www.expedia.com/lp/flights/sfo/pso/san-francisco-to-pasto) - [Flights from Washington (IAD) to Pasto (PSO)](https://www.expedia.com/lp/flights/iad/pso/washington-to-pasto) - [Flights from Cartagena (CTG) to Pasto (PSO)](https://www.expedia.com/lp/flights/ctg/pso/cartagena-to-pasto) - [Flights from Atlanta (ATL) to Pasto (PSO)](https://www.expedia.com/lp/flights/atl/pso/atlanta-to-pasto) - [Flights to El Tambo](https://www.expedia.com/Cheap-Flights-To-El-Tambo.d553248635943694546.Travel-Guide-Flights) - [Flights to Chachagüí](https://www.expedia.com/Cheap-Flights-To-Chachagui.d3000006227.Travel-Guide-Flights) - [Flights from Santa Marta (SMR) to Pasto (PSO)](https://www.expedia.com/lp/flights/smr/pso/santa-marta-to-pasto) - [Flights from Riohacha (RCH) to Pasto (PSO)](https://www.expedia.com/lp/flights/rch/pso/riohacha-to-pasto) - [Flights from Valledupar (VUP) to Pasto (PSO)](https://www.expedia.com/lp/flights/vup/pso/valledupar-to-pasto) - [Flights from Arauca (AUC) to Pasto (PSO)](https://www.expedia.com/lp/flights/auc/pso/arauca-to-pasto) - [Flights from Ottawa (YOW) to Pasto (PSO)](https://www.expedia.com/lp/flights/yow/pso/ottawa-to-pasto) - [Flights from Tumaco (TCO) to Pasto (PSO)](https://www.expedia.com/lp/flights/tco/pso/tumaco-to-pasto) - [Flights from Newark Liberty Intl. Airport (EWR) to Pasto (PSO)](https://www.expedia.com/lp/flights/ewr/pso/newark-liberty-intl-airport-to-pasto) - [Flights from Santa Rosa Intl. (ETR) to Pasto (PSO)](https://www.expedia.com/lp/flights/etr/pso/santa-rosa-intl-to-pasto) - [Flights from San Juan (SJU) to Pasto (PSO)](https://www.expedia.com/lp/flights/sju/pso/san-juan-to-pasto) - [Flights from Chicago (ORD) to Pasto (PSO)](https://www.expedia.com/lp/flights/ord/pso/chicago-to-pasto) - [Flights from Minneapolis (MSP) to Pasto (PSO)](https://www.expedia.com/lp/flights/msp/pso/minneapolis-to-pasto) - [Flights from Denver (DEN) to Pasto (PSO)](https://www.expedia.com/lp/flights/den/pso/denver-to-pasto) - [Flights from Monterrey (MTY) to Pasto (PSO)](https://www.expedia.com/lp/flights/mty/pso/monterrey-to-pasto) - [Flights from Monteria (MTR) to Pasto (PSO)](https://www.expedia.com/lp/flights/mtr/pso/monteria-to-pasto) - [Flights from Salt Lake City (SLC) to Pasto (PSO)](https://www.expedia.com/lp/flights/slc/pso/salt-lake-city-to-pasto) - [Flights from Boston (BOS) to Pasto (PSO)](https://www.expedia.com/lp/flights/bos/pso/boston-to-pasto) - [Flights from Seattle (SEA) to Pasto (PSO)](https://www.expedia.com/lp/flights/sea/pso/seattle-to-pasto) - [Flights from Manta (MEC) to Pasto (PSO)](https://www.expedia.com/lp/flights/mec/pso/manta-to-pasto) - [Flights from Mexico City (MEX) to Pasto (PSO)](https://www.expedia.com/lp/flights/mex/pso/mexico-city-to-pasto) - [Flights from Québec (YQB) to Pasto (PSO)](https://www.expedia.com/lp/flights/yqb/pso/quebec-to-pasto) - [Flights from San Jose (SJC) to Pasto (PSO)](https://www.expedia.com/lp/flights/sjc/pso/san-jose-to-pasto) - [Flights from Neiva (NVA) to Pasto (PSO)](https://www.expedia.com/lp/flights/nva/pso/neiva-to-pasto) - [Flights from Ipiales (IPI) to Pasto (PSO)](https://www.expedia.com/lp/flights/ipi/pso/ipiales-to-pasto) - [Flights from Philadelphia (PHL) to Pasto (PSO)](https://www.expedia.com/lp/flights/phl/pso/philadelphia-to-pasto) - [Flights from Panama City (PTY) to Pasto (PSO)](https://www.expedia.com/lp/flights/pty/pso/panama-city-to-pasto) - [Flights from Bucaramanga (BGA) to Pasto (PSO)](https://www.expedia.com/lp/flights/bga/pso/bucaramanga-to-pasto) - [Flights from Dallas (DFW) to Pasto (PSO)](https://www.expedia.com/lp/flights/dfw/pso/dallas-to-pasto) - [Flights from Medellín (MDE) to Pasto (PSO)](https://www.expedia.com/lp/flights/mde/pso/medellin-to-pasto) - [Flights from Florence (FLR) to Pasto (PSO)](https://www.expedia.com/lp/flights/flr/pso/florence-to-pasto) - [Flights from Raleigh (RDU) to Pasto (PSO)](https://www.expedia.com/lp/flights/rdu/pso/raleigh-to-pasto) - [Flights from New York (JFK) to Pasto (PSO)](https://www.expedia.com/lp/flights/jfk/pso/new-york-to-pasto) - [Flights from Cuenca (CUE) to Pasto (PSO)](https://www.expedia.com/lp/flights/cue/pso/cuenca-to-pasto) - [Flights from Lima (LIM) to Pasto (PSO)](https://www.expedia.com/lp/flights/lim/pso/lima-to-pasto) - [Flights from Pereira (PEI) to Pasto (PSO)](https://www.expedia.com/lp/flights/pei/pso/pereira-to-pasto) - [Flights from Tampa (TPA) to Pasto (PSO)](https://www.expedia.com/lp/flights/tpa/pso/tampa-to-pasto) - [Flights from Tulcan (TUA) to Pasto (PSO)](https://www.expedia.com/lp/flights/tua/pso/tulcan-to-pasto) - [Flights from Bogotá (BOG) to Pasto (PSO)](https://www.expedia.com/lp/flights/bog/pso/bogota-to-pasto) - [Avianca Bogotá (BOG) to Pasto (PSO) flights](https://www.expedia.com/lp/flight-routes/avianca-from-el-dorado-intl-to-antonio-narino/av/bog/pso) - [Flights from Quito (UIO) to Pasto (PSO)](https://www.expedia.com/lp/flights/uio/pso/quito-to-pasto) - [Flights from Miami (MIA) to Pasto (PSO)](https://www.expedia.com/lp/flights/mia/pso/miami-to-pasto) - [Flights from Vojens (SKS) to Pasto (PSO)](https://www.expedia.com/lp/flights/sks/pso/vojens-to-pasto) - [Flights from Ibague (IBE) to Pasto (PSO)](https://www.expedia.com/lp/flights/ibe/pso/ibague-to-pasto) - [Flights from Cali (CLO) to Pasto (PSO)](https://www.expedia.com/lp/flights/clo/pso/cali-to-pasto) - [Flights from Armenia (AXM) to Pasto (PSO)](https://www.expedia.com/lp/flights/axm/pso/armenia-to-pasto) - [Flights from Barranquilla (BAQ) to Pasto (PSO)](https://www.expedia.com/lp/flights/baq/pso/barranquilla-to-pasto) - [Flights from Dallas (DAL) to Pasto (PSO)](https://www.expedia.com/lp/flights/dal/pso/dallas-to-pasto) - [Flights from Detroit (YIP) to Pasto (PSO)](https://www.expedia.com/lp/flights/yip/pso/detroit-to-pasto) - [Flights from Manizales (MZL) to Pasto (PSO)](https://www.expedia.com/lp/flights/mzl/pso/manizales-to-pasto) - [Flights to San Juan de Pasto](https://www.expedia.com/Cheap-Flights-To-San-Juan-De-Pasto.d2884.Travel-Guide-Flights) - [Flights from Lago Agrio (LGQ) to Pasto (PSO)](https://www.expedia.com/lp/flights/lgq/pso/lago-agrio-to-pasto) - [Flights from Phoenix (PHX) to Pasto (PSO)](https://www.expedia.com/lp/flights/phx/pso/phoenix-to-pasto) - [Flights from Toronto (YYZ) to Pasto (PSO)](https://www.expedia.com/lp/flights/yyz/pso/toronto-to-pasto) - [Flights from Fort Lauderdale (FLL) to Pasto (PSO)](https://www.expedia.com/lp/flights/fll/pso/fort-lauderdale-to-pasto) - [Flights from Guayaquil (GYE) to Pasto (PSO)](https://www.expedia.com/lp/flights/gye/pso/guayaquil-to-pasto) - [Flights from Popayan (PPN) to Pasto (PSO)](https://www.expedia.com/lp/flights/ppn/pso/popayan-to-pasto) - [Flights from San Diego (SDM) to Pasto (PSO)](https://www.expedia.com/lp/flights/sdm/pso/san-diego-to-pasto) - [Flights from Charlotte (CLT) to Pasto (PSO)](https://www.expedia.com/lp/flights/clt/pso/charlotte-to-pasto) - [Flights to Nariño](https://www.expedia.com/Destinations-In-Narino.d6238573.Flight-Destinations) - [Flights from Portland (PDX) to Pasto (PSO)](https://www.expedia.com/lp/flights/pdx/pso/portland-to-pasto) - [Flights from Carlisle (CAX) to Pasto (PSO)](https://www.expedia.com/lp/flights/cax/pso/carlisle-to-pasto) - [Flights from Guatemala City (GUA) to Pasto (PSO)](https://www.expedia.com/lp/flights/gua/pso/guatemala-city-to-pasto) - [Flights from Villavicencio (VVC) to Pasto (PSO)](https://www.expedia.com/lp/flights/vvc/pso/villavicencio-to-pasto) - [Flights from Chachagüí](https://www.expedia.com/lp/flights/3000006227/flights-from-chachagui) - [Flights from Cucuta (CUC) to Pasto (PSO)](https://www.expedia.com/lp/flights/cuc/pso/cucuta-to-pasto) - [Flights from Managua (MGA) to Pasto (PSO)](https://www.expedia.com/lp/flights/mga/pso/managua-to-pasto) - [Flights from Los Angeles (LAX) to Pasto (PSO)](https://www.expedia.com/lp/flights/lax/pso/los-angeles-to-pasto) - [Flights from San Salvador (SAL) to Pasto (PSO)](https://www.expedia.com/lp/flights/sal/pso/san-salvador-to-pasto) - [Flights from Cincinnati (CVG) to Pasto (PSO)](https://www.expedia.com/lp/flights/cvg/pso/cincinnati-to-pasto) - [Flights from New Orleans (MSY) to Pasto (PSO)](https://www.expedia.com/lp/flights/msy/pso/new-orleans-to-pasto) - [Flights from Antonio Narino](https://www.expedia.com/lp/airports/pso/flights-from-antonio-narino-airport) - [Flights from New York (NYC) to Pasto (PSO)](https://www.expedia.com/lp/flights/nyc/pso/new-york-to-pasto) - [Flights from Atlantic City (ACY) to Pasto (PSO)](https://www.expedia.com/lp/flights/acy/pso/atlantic-city-to-pasto) - [Nariño Vacations](https://www.expedia.com/Narino.d6238573.Destination-Travel-Guides) - [Unicentro Pasto](https://www.expedia.com/Unicentro-Pasto-San-Juan-de-Pasto.d553248635976174295.Vacation-Attraction) - [Visit Nariño](https://www.expedia.com/Narino.dx6238573) - [Visit San Juan de Pasto](https://www.expedia.com/San-Juan-De-Pasto.dx2884) - [Visit Chachagüí](https://www.expedia.com/Chachagui.dx3000006227) - [Plaza del Carnaval](https://www.expedia.com/Plaza-Del-Carnaval-San-Juan-de-Pasto.d6100454.Vacation-Attraction) - [Auto Rent Rental Cars in Chachagüí](https://www.expedia.com/Auto-Rent-Car-Rentals-In-Chachagui.d3000006227-c1006.Car-Rental-Guide-Suppliers) - [Car rental San Juan de Pasto](https://www.expedia.com/Car-Rentals-In-San-Juan-De-Pasto.d2884.Car-Rental-Guide) - [Rental cars Antonio Narino airport](https://www.expedia.com/Car-Rentals-In-Antonio-Narino.d6031286.Car-Rental-Guide) - [Car rental Chachagüí](https://www.expedia.com/Car-Rentals-In-Chachagui.d3000006227.Car-Rental-Guide) - [Chachagüí Vacation Rentals](https://www.expedia.com/Chachagui-Vacation-Rentals.d3000006227.Travel-Guide-VacationRentals) - [Things to do in San Juan de Pasto](https://www.expedia.com/Things-To-Do-In-San-Juan-De-Pasto.d2884.Travel-Guide-Activities) \*Available to One Key members. ## Other language versions ```yaml hreflang: x-default: https://www.expedia.com/lp/flights/bwi/pso/baltimore-to-pasto en-US: https://www.expedia.com/lp/flights/bwi/pso/baltimore-to-pasto ar: https://www.expedia.sa/lp/flights/bwi/pso/baltimore-to-pasto ```