$199 Cheap Flights from Pasco (PSC) to Baltimore (BWI)

View $199 flight on Sat, Sep 19, 2026Opens in a new window

Popular airlines from Tri-Cities Airport (PSC) to Baltimore Washington Intl. Airport (BWI)

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Cheap Flights from Pasco to Baltimore (PSC-BWI)

Prices were available within the past 7 days and start at $199 for one-way flights and $394 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, Aug 28 - Tue, Sep 1
PSC
Pasco
BWI
Baltimore
$394 Roundtrip, found 3 days ago
$394
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Aug 28 from Pasco to Baltimore, returning Tue, Sep 1, priced at $394 found 3 days ago
Alaska Airlines
Sat, Aug 29 - Sat, Sep 5
PSC
Pasco
BWI
Baltimore
$397 Roundtrip, found 3 days ago
$397
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Aug 29 from Pasco to Baltimore, returning Sat, Sep 5, priced at $397 found 3 days ago
Delta
Fri, Aug 14 - Sun, Aug 16
PSC
Pasco
BWI
Baltimore
$399 Roundtrip, just found
$399
Roundtrip
just found
Select Delta flight, departing Fri, Aug 14 from Pasco to Baltimore, returning Sun, Aug 16, priced at $399 just found
Delta
Fri, Aug 14 - Sat, Aug 22
PSC
Pasco
BWI
Baltimore
$402 Roundtrip, found 5 hours ago
$402
Roundtrip
found 5 hours ago
Select Delta flight, departing Fri, Aug 14 from Pasco to Baltimore, returning Sat, Aug 22, priced at $402 found 5 hours ago
Alaska Airlines
Thu, Sep 24 - Tue, Sep 29
PSC
Pasco
BWI
Baltimore
$404 Roundtrip, found 1 day ago
$404
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Sep 24 from Pasco to Baltimore, returning Tue, Sep 29, priced at $404 found 1 day ago
Alaska Airlines
Wed, Jul 29 - Wed, Aug 5
PSC
Pasco
BWI
Baltimore
$404 Roundtrip, just found
$404
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, Jul 29 from Pasco to Baltimore, returning Wed, Aug 5, priced at $404 just found
Delta
Wed, Sep 16 - Mon, Sep 21
PSC
Pasco
BWI
Baltimore
$409 Roundtrip, found 1 day ago
$409
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Sep 16 from Pasco to Baltimore, returning Mon, Sep 21, priced at $409 found 1 day ago
Delta
Wed, Aug 26 - Sun, Aug 30
PSC
Pasco
BWI
Baltimore
$416 Roundtrip, found 6 days ago
$416
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Aug 26 from Pasco to Baltimore, returning Sun, Aug 30, priced at $416 found 6 days ago
American Airlines
Sat, Sep 19 - Mon, Sep 21
PSC
Pasco
BWI
Baltimore
$511 Roundtrip, found 3 days ago
$511
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Sep 19 from Pasco to Baltimore, returning Mon, Sep 21, priced at $511 found 3 days ago
United
Fri, Aug 14 - Sat, Aug 22
PSC
Pasco
BWI
Baltimore
$799 Roundtrip, found 5 hours ago
$799
Roundtrip
found 5 hours ago
Select United flight, departing Fri, Aug 14 from Pasco to Baltimore, returning Sat, Aug 22, priced at $799 found 5 hours ago

Alternative airports near Baltimore

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Average driving time to city center is 57 minutes. Flights from $845
DCA
Ronald Reagan Washington National
Average driving time to city center57 min
Flights from $845

What you need to know for your flight from Tri-Cities to Baltimore Washington Intl. Thurgood Marshall

Pasco (PSC) to Baltimore (BWI) at a glance

Embark on your journey from Pasco (PSC) to Baltimore (BWI) with a selection of airlines offering various options for this domestic long-haul flight. Explore different itineraries from full-service carriers to find the best fit for your budget and schedule as you prepare to experience Baltimore's renowned attractions and vibrant neighborhoods. Here, you'll find essential details about flights from Tri-Cities Airport (PSC) to Baltimore Washington International Thurgood Marshall Airport (BWI).

  • Fastest flight duration: around 6 hours in-flight, plus roughly 1h 30m layover with one stop
  • Route distance: roughly 2,200 miles (3,540 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $155–$570, depending on seasonality and how far ahead you book

Flights from Tri-Cities Airport (PSC) to Baltimore Washington International Thurgood Marshall Airport (BWI)

Based on recent traveler bookings, here are the top airlines favored for flights from Pasco to Baltimore, particularly for one-stop and multi-stop journeys. Common layovers include Denver International Airport (DEN) with about a 1-hour stop, Seattle-Tacoma International Airport (SEA) offering around a 2-hour layover, and Salt Lake City International Airport (SLC) with a longer 3-hour and 30-minute stop. These options provide the flexibility to balance price, total travel time, and cabin class to craft the ideal itinerary.

  • United: This full-service airline provides comprehensive one-stop options, with one-way ticket prices generally falling between $165 and $960. United operates around 54% of flights on this route, featuring an in-flight duration of 6 hours and an overall travel time of approximately 7 hours and 45 minutes, including layover time.
  • Delta: As a full-service carrier, Delta offers both one-stop and multi-stop travel, with one-way fares typically ranging from $155 to $490. Delta represents about 24% of departures on this route, with 6 hours spent in the air and a total travel duration of roughly 7 hours and 45 minutes.
  • Alaska Airlines: Known for its full-service offerings, Alaska Airlines provides one-stop flights, with one-way fares usually between $200 and $1090. This airline accounts for approximately 21% of departures on this route, featuring an in-flight time of 6 hours and a total journey duration of about 7 hours and 45 minutes, including layovers.

Travelers flying from Pasco to Baltimore can opt for an upgrade, as United Airlines provides first-class service on this route for a more comfortable journey.

Best time to fly from Pasco (PSC) to Baltimore (BWI)

The most popular months for travelers flying from Pasco to Baltimore are July, August, and October, when peak temperatures in Baltimore reach up to 78.1°F in July. If you prefer quieter travel, consider November, the least busy time to visit with temperatures around 46.8°F and typically the lowest average one-way fare (around $259). Flight availability peaks in May and August, with approximately 9 flights per week, making it easier to find convenient departure times.

  • Cheapest time to fly: November usually offers good deals with average one-way fare around $259, roughly 28% cheaper than the yearly average.
  • Another budget-friendly time to fly: May typically offers an average one-way fare of around $267.
  • Most flight options: May and August have the highest number of flights from Pasco to Baltimore, with approximately 9 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January33.8°F (1.0°C)Average8$336
February36.1°F (2.3°C)Average8$432
March43.7°F (6.5°C)Average8$394
April54.3°F (12.4°C)Average8$358
May63.9°F (17.7°C)Average9$267
June72.5°F (22.5°C)Low7$469
July78.1°F (25.6°C)High7$476
August76.1°F (24.5°C)High9$362
September69.8°F (21.0°C)Low7$305
October58.8°F (14.9°C)High8$349
November46.8°F (8.2°C)Low7$259
December39.4°F (4.1°C)Average8$356

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Pasco (PSC) to Baltimore (BWI)

  • Pasco to Washington (PSC-DCA): Ronald Reagan Washington National Airport (DCA) is located approximately 30 miles from Baltimore Washington International Thurgood Marshall Airport (BWI). One-way economy prices for this journey usually vary from $155 to $545, influenced by the season and when you book. This route generally features both one-stop and multi-stop flights, with common layover points at Seattle - Tacoma International Airport (SEA) and Denver International Airport (DEN). Major airlines operating on this route include Delta and Alaska Airlines. Additionally, first-class service is offered on this route.

How to find the best prices for flights from Pasco (PSC) to Baltimore (BWI)

Getting some of the best deals on flights from Pasco to Baltimore is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Morning departures between 5 am and 12 pm tend to be less expensive and are also the most popular flight times. Additionally, flying on Wednesdays offers both lower prices and is the most favored travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Baltimore Washington International Thurgood Marshall Airport from Tri-Cities Airport

Baltimore welcomes travelers from Pasco with a range of transport options based on price, convenience, and proximity. Here's how to reach Baltimore efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Baltimore, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Baltimore Washington International Thurgood Marshall Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Baltimore Washington International Thurgood Marshall Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Baltimore Washington International Thurgood Marshall Airport, BWI Thurgood Marshall Airport Metro Station (a metro station) is located about 0.3 miles from the airport and can be reached on foot, while Baltimore-Washington International Airport Station (a train station) is about 1.7 miles away and accessible by car.

Frequently asked questions

How much does a flight from Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) cost?
You can find cheap one-way flights from $199 and cheap return flights from $394 Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) with Expedia. One-way flights generally range between $260 and $1291, and roundtrip flights usually range from $518 to $1746. 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 the cheapest fares first, and use the Price Tracking tool to receive alerts when Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
January is the cheapest month to fly from Pasco, WA (PSC) to Baltimore, MD (BWI), with average round-trip fares around $381. This price is about 29% lower than the average fare throughout the year, as demand typically drops after the holiday season. Other affordable months to consider are February and August.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
Enter PSC to BWI and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
Alaska Airlines is one of the cheapest airlines offering connecting flights from Pasco, WA (PSC) to Baltimore, MD (BWI), with round-trip tickets starting from around $596. 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 Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
To find a cheap flight from Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall), 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 and receive alerts when fares go up or down.
What is the best time to fly from Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
For your journey from Pasco (PSC) to Baltimore (BWI), January and February are the best months to fly. January features return flights at around $381, which is quite reasonable, while February is also popular, providing a good mix of flight availability and pricing.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
The earliest flight from Tri-Cities Airport (PSC) to Baltimore Washington International Thurgood Marshall Airport (BWI) usually leaves at around 5:00 AM, operated by American Airlines. This seasonal service is active in May, giving you an early start to your travel day. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
For flights from Pasco (PSC) to Baltimore (BWI), the most popular departure times are in the early morning, from 6am to 9am. About 35% of passengers choose this time window. Airlines such as Alaska Airlines, Delta and United Airlines offer flights during this period. Many travelers prefer this timing as it allows for a full day of activities upon arrival.
How long does it take to fly from Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
A flight from PSC to BWI with a layover takes around 7 hours 20 minutes, with the route covering approximately 2,182 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 Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
You can fly first class between PSC and BWI. First class cabins are available on:

  • American Airlines
  • United Airlines
  • Delta Air Lines

How do I earn miles on a Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) flight with Expedia?
It's easy to earn miles on a Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) 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™, 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.
What airports do you fly into for Baltimore from Tri-Cities (PSC)?
From Tri-Cities (PSC), you can fly into Baltimore Washington Intl. Thurgood Marshall (BWI) to reach Baltimore. Some flights may connect through major hubs like Sky Harbor Intl. (PHX), Seattle - Tacoma Intl. (SEA), San Francisco Intl. (SFO) before reaching Baltimore. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) at the last minute?
Typically, booking a last minute flight from Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) 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 Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) flight and hotel package?
Securing a Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) Baltimore Vacation Packages 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 Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
If you booked your Pasco, WA (PSC-Tri-Cities) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) 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 or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Tri-Cities
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$393
Distance
2181 mi

Book with confidence

Pasco to Baltimore Flights

The cheapest times to fly from Pasco to Baltimore

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 Pasco to Baltimore are during the month of August. You can find some of the cheapest flights from Pasco to Baltimore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Pasco to Baltimore

Sunday is one of the best days to book for cheap flights from Pasco to Baltimore: 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 Pasco to Baltimore

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 Pasco to Baltimore in 2026. You can also book with separate airlines for your outbound and return journeys, from $199 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 Pasco to Baltimore 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. Bundling together your Pasco to Baltimore 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.

 

Pasco to Baltimore Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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