Title: Cheap flights from Tri-Cities to Pasco from $345 (TRI to PSC) - Expedia.com ![blue bridge over Columbia river in Tri-cities Washington state](https://images.trvl-media.com/place/2878/9049bec3-53f1-48e4-9f2a-258938982d2f.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/2878/9049bec3-53f1-48e4-9f2a-258938982d2f.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $345 Cheap Flights from Tri-Cities (TRI) to Pasco (PSC) [View $345 flight on Fri, Apr 17, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:TRI,to:PSC,departure:4/17/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:344.50&airProductToken=AQqdAQoyCMGCARIEMzc2MRizRCCjsQEotMqKAzDey4oDOEJAAFgBagVCQVNJQ3IIU1ZBWlpOQloKMwjBggESBDEzNDEYo7EBIO-5ASi0zYoDMNXOigM4QkABWAFqBUJBU0lDcghTVkFaWk5CWgoyCMGCARIENTAwNhjvuQEgzxQovNCKAzDo0YoDOEJAAVgBagVCQVNJQ3IIU1ZBWlpOQloSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) ## Popular airlines from Tri-Cities, TN (TRI-Tri-Cities Regional) to Tri-Cities Airport (PSC) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.com/Flights-Search?leg1=from:TRI,to:PSC,departure:3/11/2026TANYT&leg2=from:PSC,to:TRI,departure:3/18/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.com/Flights-Search?leg1=from:TRI,to:PSC,departure:3/11/2026TANYT&leg2=from:PSC,to:TRI,departure:3/18/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) ## Cheap Flights from Tri-Cities to Pasco (TRI-PSC) Prices were available within the past 7 days and start at $345 for one-way flights and $375 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, Mar 31 - Mon, Apr 13 TRI Tri-Cities PSC Pasco $375 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TRI,to:PSC,departure:3/31/2026TANYT&leg2=from:PSC,to:TRI,departure:4/13/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:374.01&airProductToken=AQplCiAIxJgBEgQ1NTE5GLNEIOBcKKmPiQMw8I-JAzhFQABYAQofCMSYARIDNjYwGOBcIPISKIKRiQMwg5OJAzhFQAFYAQogCMSYARIEMTcxMhjyEiDPFCi9k4kDMKWUiQM4RUABWAEKZQogCMSYARIEMzkxORjPFCCSASjxo4oDML2kigM4RUAAWAEKHwjEmAESAzU2NxiSASDgXCjdpYoDMP2nigM4RUABWAEKIAjEmAESBDU1MTMY4Fwgs0QorKmKAzD2qYoDOEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, Mar 10 - Mon, Mar 23 TRI Tri-Cities PSC Pasco $380 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TRI,to:PSC,departure:3/10/2026TANYT&leg2=from:PSC,to:TRI,departure:3/23/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:379.01&airProductToken=AQplCiAIxJgBEgQ0NjQ0GLNEIOBcKImihwMwz6KHAzhFQABYAQofCMSYARIDNDgxGOBcIJIBKKyjhwMw9KWHAzhFQAFYAQogCMSYARIENDAxNxiSASDPFCjUp4cDMJaohwM4RUABWAEKZQogCMSYARIENDA0NhjPFCDyEiizt4gDMJi4iAM4RUAAWAEKHwjEmAESAzkxMhjyEiDgXCjluYgDMMG7iAM4RUABWAEKIAjEmAESBDU1MTMY4Fwgs0Qomr2IAzDevYgDOEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, Mar 31 - Sun, Apr 19 TRI Tri-Cities PSC Pasco $399 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TRI,to:PSC,departure:3/31/2026TANYT&leg2=from:PSC,to:TRI,departure:4/19/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:398.01&airProductToken=AQplCiAIxJgBEgQ1NTE5GLNEIOBcKKmPiQMw8I-JAzhFQABYAQofCMSYARIDNjYwGOBcIPISKIKRiQMwg5OJAzhFQAFYAQogCMSYARIEMTcxMhjyEiDPFCi9k4kDMKWUiQM4RUABWAEKZQogCMSYARIEMzkxORjPFCCSASix54oDMP3nigM4RUAAWAEKHwjEmAESAzY1MhiSASDgXCj36YoDMJLsigM4RUABWAEKIAjEmAESBDU1MTMY4Fwgs0Qo1eyKAzCf7YoDOEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, Mar 31 - Wed, Apr 15 TRI Tri-Cities PSC Pasco $399 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TRI,to:PSC,departure:3/31/2026TANYT&leg2=from:PSC,to:TRI,departure:4/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:399.00&airProductToken=AQplCiAIxJgBEgQ1NTE5GLNEIOBcKKmPiQMw8I-JAzhFQABYAQofCMSYARIDNjYwGOBcIPISKIKRiQMwg5OJAzhFQAFYAQogCMSYARIEMTcxMhjyEiDPFCi9k4kDMKWUiQM4RUABWAEKZQogCMSYARIEMzkxORjPFCCSASixuooDMP26igM4RUAAWAEKHwjEmAESAzU2NxiSASDgXCidvIoDML2-igM4RUABWAEKIAjEmAESBDU1MTMY4Fwgs0Qo8L-KAzC5wIoDOEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Wed, Mar 11 - Mon, Mar 23 TRI Tri-Cities PSC Pasco $409 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TRI,to:PSC,departure:3/11/2026TANYT&leg2=from:PSC,to:TRI,departure:3/23/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:409.00&airProductToken=AQplCiAIxJgBEgQ1NTE5GLNEIOBcKKmuhwMw8K6HAzhFQABYAQofCMSYARIDNzE0GOBcIJIBKIewhwMw0bKHAzhFQAFYAQogCMSYARIENDAxNxiSASDPFCj0socDMLazhwM4RUABWAEKZQogCMSYARIENDA0NhjPFCDyEiizt4gDMJi4iAM4RUAAWAEKHwjEmAESAzkxMhjyEiDgXCjluYgDMMG7iAM4RUABWAEKIAjEmAESBDU1MTMY4Fwgs0Qomr2IAzDevYgDOEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, Mar 10 - Tue, Mar 24 TRI Tri-Cities PSC Pasco $413 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TRI,to:PSC,departure:3/10/2026TANYT&leg2=from:PSC,to:TRI,departure:3/24/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:412.01&airProductToken=AQplCiAIxJgBEgQ0NjQ0GLNEIOBcKImihwMwz6KHAzhFQABYAQofCMSYARIDNDgxGOBcIJIBKKyjhwMw9KWHAzhFQAFYAQogCMSYARIENDAxNxiSASDPFCjUp4cDMJaohwM4RUABWAEKZQogCMSYARIEMzg5MhjPFCDyEiihwIgDMIfBiAM4RUAAWAEKHwjEmAESAzkwNRjyEiDgXCidwogDMPXDiAM4RUABWAEKIAjEmAESBDU1MTMY4Fwgs0QousiIAzD-yIgDOEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, Mar 3 - Mon, Mar 16 TRI Tri-Cities PSC Pasco $414 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TRI,to:PSC,departure:3/3/2026TANYT&leg2=from:PSC,to:TRI,departure:3/16/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:414.00&airProductToken=AQpkCiAIxJgBEgQ1NTE5GLNEIOBcKNHUhgMwmdWGAzhFQABYAQofCMSYARIDNjYwGOBcIPISKM3WhgMw0diGAzhFQAFYAQofCMSYARIDNzMyGPISIM8UKP7YhgMw6tmGAzhFQAFYAQplCiAIxJgBEgQ0MDQ2GM8UIPISKNPohwMwuOmHAzhFQABYAQofCMSYARIDOTEyGPISIOBcKIXrhwMw4eyHAzhFQAFYAQogCMSYARIENTUxMxjgXCCzRCi67ocDMP7uhwM4RUABWAESCggBEAEYASoCREwYASIECAEQASgEMAE) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, Mar 10 - Sun, Mar 29 TRI Tri-Cities PSC Pasco $433 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TRI,to:PSC,departure:3/10/2026TANYT&leg2=from:PSC,to:TRI,departure:3/29/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:433.00&airProductToken=AQplCiAIxJgBEgQ0NjQ0GLNEIOBcKImihwMwz6KHAzhFQABYAQofCMSYARIDNDgxGOBcIJIBKKyjhwMw9KWHAzhFQAFYAQogCMSYARIENDAxNxiSASDPFCjUp4cDMJaohwM4RUABWAEKZQogCMSYARIENDAyMxjPFCCSASiD-4gDMMr7iAM4RUAAWAEKHwjEmAESAzY1MhiSASDgXCjm_YgDMPr_iAM4RUABWAEKIAjEmAESBDU1MTMY4Fwgs0Qo2oCJAzCegYkDOEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Wed, Mar 11 - Tue, Mar 24 TRI Tri-Cities PSC Pasco $442 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TRI,to:PSC,departure:3/11/2026TANYT&leg2=from:PSC,to:TRI,departure:3/24/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:442.00&airProductToken=AQplCiAIxJgBEgQ1NTE5GLNEIOBcKKmuhwMw8K6HAzhFQABYAQofCMSYARIDNzE0GOBcIJIBKIewhwMw0bKHAzhFQAFYAQogCMSYARIENDAxNxiSASDPFCj0socDMLazhwM4RUABWAEKZQogCMSYARIEMzg5MhjPFCDyEiihwIgDMIfBiAM4RUAAWAEKHwjEmAESAzkwNRjyEiDgXCidwogDMPXDiAM4RUABWAEKIAjEmAESBDU1MTMY4Fwgs0QousiIAzD-yIgDOEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, Mar 18 - Tue, Mar 24 TRI Tri-Cities PSC Pasco $511 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TRI,to:PSC,departure:3/18/2026TANYT&leg2=from:PSC,to:TRI,departure:3/24/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:510.01&airProductToken=AQpqCiEIwYIBEgQ1OTA4GLNEIOKaASj894cDMMz4hwM4UUAAWAEKIgjBggESBDMwNzgY4poBIO-5ASiN-YcDMLD7hwM4UUABWAEKIQjBggESBDQ5NDQY77kBIM8UKPH7hwMwqP2HAzhRQAFYAQpqCiEIwYIBEgQ1MDA3GM8UIO-5ASj2vIgDMKS-iAM4TkAAWAEKIgjBggESBDMwOTYY77kBIKOxASjMv4gDMOLAiAM4TkABWAEKIQjBggESBDM3NjAYo7EBILNEKMXCiAMw0sOIAzhOQAFYARIKCAEQARgBKgJBQRgBIgQIARABKAQwAQ) ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-us-ca.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Vacation Sale Members save up to 40% on hotels and homes. Plan this year’s big trip and save. [Book now](https://expedia.com/deals?rfrr=FTG_SPRING_PROMO_) ## Alternative airports near Pasco Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.com/Flights-Search?leg1=from:TRI,to:PSC,departure:3/11/2026TANYT&leg2=from:PSC,to:TRI,departure:3/23/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) PSC Tri-Cities CheapestClosest 4 min [Flights from $409 ](https://www.expedia.com/Flights-Search?leg1=from:TRI,to:PSC,departure:3/11/2026TANYT&leg2=from:PSC,to:TRI,departure:3/23/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Frequently asked questions ### How much does a flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Pasco, WA (PSC-Tri-Cities) cost? ### What is the cheapest month to fly from Tri-Cities, TN (TRI-Tri-Cities Regional) to Pasco, WA (PSC-Tri-Cities)? ### Which airlines fly direct from Tri-Cities, TN (TRI-Tri-Cities Regional) to Pasco, WA (PSC-Tri-Cities)? ### What is the cheapest airline that flies from Tri-Cities, TN (TRI-Tri-Cities Regional) to Pasco, WA (PSC-Tri-Cities)? ### How do I find cheap flights from Tri-Cities, TN (TRI-Tri-Cities Regional) to Pasco, WA (PSC-Tri-Cities)? ### What is the best time to fly from Tri-Cities, TN (TRI-Tri-Cities Regional) to Pasco, WA (PSC-Tri-Cities)? ### What is the earliest flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Pasco, WA (PSC-Tri-Cities)? ### What are the most popular departure times for flights from Tri-Cities, TN (TRI-Tri-Cities Regional) to Pasco, WA (PSC-Tri-Cities)? ### How long does it take to fly from Tri-Cities, TN (TRI-Tri-Cities Regional) to Pasco, WA (PSC-Tri-Cities)? ### Can you fly business or first class from Tri-Cities, TN (TRI-Tri-Cities Regional) to Pasco, WA (PSC-Tri-Cities)? ### How do I earn miles on a Tri-Cities, TN (TRI-Tri-Cities Regional) to Pasco, WA (PSC-Tri-Cities) flight with Expedia? ### What airports do you fly into for Pasco from Tri-Cities Regional (TRI)? ### Is it cheaper to buy a plane ticket from Tri-Cities, TN (TRI-Tri-Cities Regional) to Pasco, WA (PSC-Tri-Cities) at the last minute? ### Is it cheaper to book a Tri-Cities, TN (TRI-Tri-Cities Regional) to Pasco, WA (PSC-Tri-Cities) flight and hotel package? ### Can I cancel or change the date of my flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Pasco, WA (PSC-Tri-Cities)? ## Travel information | Origin airport | Tri-Cities Regional | | ------------------- | ------------------------ | | Destination airport | Tri-Cities | | Airlines serving | American Airlines, Delta | | Roundtrip price | $374 | | Distance | 1998 mi | ## Book with confidence # Tri-Cities to Pasco Flights The cheapest times to fly from Tri-Cities to Pasco 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 Tri-Cities to Pasco are during the month of March. You can find some of the cheapest flights from Tri-Cities to Pasco with Expedia's search tool and vast selection of airlines. The best time to book a flight from Tri-Cities to Pasco Sunday is one of the best days to book for cheap flights from Tri-Cities to Pasco: 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 Tri-Cities to Pasco 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 Tri-Cities to Pasco in 2026\. You can also book with separate airlines for your outbound and return journeys, from $345 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 Tri-Cities to Pasco 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 Tri-Cities to Pasco 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. \*Flight schedules are subject to change. ## Explore a world of travel with Expedia - Lodging - Flights - [Pasco Hotels ](https://www.expedia.com/Pasco-Hotels.d2878.Travel-Guide-Hotels) - [Flights to Pasco ](https://www.expedia.com/Cheap-Flights-To-Pasco.d2878.Travel-Guide-Flights) - [Phoenix to Pasco ](https://www.expedia.com/lp/flights/178298/2878/phoenix-to-pasco) - [Dallas to Pasco ](https://www.expedia.com/lp/flights/178253/2878/dallas-to-pasco) \*Available to One Key members.