Title: CA $417 Cheap Alaska Airlines fights from Washington to Pasco - Expedia.ca ![Beautiful lake. ](https://images.trvl-media.com/place/2878/e076e0af-b611-4721-b423-65a87b93597f.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Brandi Blair ![](https://images.trvl-media.com/place/2878/e076e0af-b611-4721-b423-65a87b93597f.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $417 Cheap Alaska Airlines fights from Washington (IAD) to Pasco (PSC) [View CA $417 flight on Fri, Nov 28, 2025](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:IAD,to:PSC,departure:28/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:416.10&airProductToken=AQpfCi0IwaYBEgMzNTEYiBggkgEolqT-AjD4pv4COFhAAFgBagJTVnIIUUgyT0FWQk4KLgjBpgESBDM0MDgYkgEgzxQo5qf-AjCxqP4COFhAAVgBagJTVnIIU0gyT0FWQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Add a place to stay Direct flights only - ## Plan, book, fly with confidence - ### 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 rewards [Sign in](https://www.expedia.ca/login) ## Alaska Airlines flights from Washington to Pasco (IAD→PSC) Prices were available within the past 7 days and start at CA $417 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip Flight from Washington to Pasco (IAD - PSC) route information | Origin airport | Washington Dulles Intl. | | --- | --- | | Destination airport | Tri-Cities | | Distance | 3442 km | ## Frequently asked questions ### How much is an Alaska Airlines flight from Washington Dulles Intl. Airport (IAD) to Tri-Cities Airport (PSC)? > Landing cheap one-way Alaska Airlines flights from IAD to PSC from CA $417 on Expedia is simple — just filter by "Price (lowest to highest)." Alternatively, check out our affordable round-trip fares for your next break.\**\*These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.* ### What is the cheapest month to fly from IAD to PSC with Alaska Airlines? > January is one of the cheapest months to jet off to Pasco with Alaska Airlines. You could also find fantastic deals on one-way and return tickets in February. ### Does Alaska Airlines fly nonstop from Washington Dulles Intl. Airport (IAD) to Tri-Cities Airport (PSC)? > Click on our "Nonstop" filter when browsing for direct Alaska Airlines flights from IAD to PSC. You'll also be able to compare other carriers servicing the same direct route. ### What airports does Alaska Airlines fly into in Pasco? > Jump on an Alaska Airlines flight from Washington Dulles Intl. Airport (IAD) to Pasco, and you'll probably land at Tri-Cities Airport (PSC). This is the airline's main hub here. ### Can I change or cancel my Alaska Airlines flight from Washington Dulles Intl. Airport (IAD) to Tri-Cities Airport (PSC)? > It's generally possible to change or cancel your flight, although there may be additional charges if you made your booking over 24 hours ago. Prefer to keep your options open? Apply the "Changes included" or "No cancel fee" filter to find flights that won't charge you extra if you have to adjust your plans. To make changes, visit "[Trips](https://www.expedia.ca/trips)," select your flight and click on "Manage Booking" for further information. - Trending Routes - Other Airlines - Main Airports for Alaska Airlines Flights - Flights from Other Cities - Expedia's Latest Trends - [Calgary to Los Angeles (YYC - LAX)](https://expedia.ca/lp/flights/yyc/lax/calgary-to-los-angeles) - [Toronto to Honolulu (YYZ - HNL)](https://expedia.ca/lp/flights/yyz/hnl/toronto-to-honolulu) - [Edmonton to Las Vegas (YEG - LAS)](https://expedia.ca/lp/flights/yeg/las/edmonton-to-las-vegas) - [Toronto to Los Angeles (YYZ - LAX)](https://expedia.ca/lp/flights/yyz/lax/toronto-to-los-angeles) - [Vancouver to Cancun (YVR - CUN)](https://expedia.ca/lp/flights/yvr/cun/vancouver-to-cancun) - [Vancouver to Orlando (YVR - MCO)](https://expedia.ca/lp/flights/yvr/mco/vancouver-to-orlando) - [Vancouver to Honolulu (YVR - HNL)](https://expedia.ca/lp/flights/yvr/hnl/vancouver-to-honolulu) - [Edmonton to Las Vegas (YEG - LAS)](https://expedia.ca/lp/flights/yeg/las/edmonton-to-las-vegas) - [Vancouver to New York (YVR - JFK)](https://expedia.ca/lp/flights/yvr/jfk/vancouver-to-new-york) - [Vancouver to New York (YVR - JFK)](https://expedia.ca/lp/flights/yvr/jfk/vancouver-to-new-york) ### Popular Domestic Routes in Tri-Cities - [Vancouver to Las Vegas (YVR - LAS)](https://expedia.ca/lp/flights/yvr/las/vancouver-to-las-vegas) - [Calgary to Puerto Vallarta (YYC - PVR)](https://expedia.ca/lp/flights/yyc/pvr/calgary-to-puerto-vallarta) - [Edmonton to Las Vegas (YEG - LAS)](https://expedia.ca/lp/flights/yeg/las/edmonton-to-las-vegas) - [Calgary to Cancun (YYC - CUN)](https://expedia.ca/lp/flights/yyc/cun/calgary-to-cancun) - [Vancouver to Los Angeles (YVR - LAX)](https://expedia.ca/lp/flights/yvr/lax/vancouver-to-los-angeles) - [Vancouver to London (YVR - LHR)](https://expedia.ca/lp/flights/yvr/lhr/vancouver-to-london) - [Edmonton to Cancun (YEG - CUN)](https://expedia.ca/lp/flights/yeg/cun/edmonton-to-cancun) - [Vancouver to New York (YVR - JFK)](https://expedia.ca/lp/flights/yvr/jfk/vancouver-to-new-york) - [Vancouver to Puerto Vallarta (YVR - PVR)](https://expedia.ca/lp/flights/yvr/pvr/vancouver-to-puerto-vallarta) - [Vancouver to Tokyo (YVR - HND)](https://expedia.ca/lp/flights/yvr/hnd/vancouver-to-tokyo) ### Other Airlines - [Delta](https://expedia.ca/Delta-Flights.cDL.Travel-Guide-Airlines) - [WestJet](https://expedia.ca/WestJet-Flights.cWS.Travel-Guide-Airlines) - [Porter Airlines](https://expedia.ca/Porter-Airlines-Flights.cPD.Travel-Guide-Airlines) - [Air Transat](https://expedia.ca/Air-Transat-Flights.cTS.Travel-Guide-Airlines) - [Air Canada](https://expedia.ca/Air-Canada-Flights.cAC.Travel-Guide-Airlines) - [American Airlines](https://expedia.ca/American-Airlines-Flights.cAA.Travel-Guide-Airlines) - [United](https://expedia.ca/United-Flights.cUA.Travel-Guide-Airlines) - [Alaska Airlines](https://expedia.ca/Alaska-Airlines-Flights.cAS.Travel-Guide-Airlines) - [British Airways](https://expedia.ca/British-Airways-Flights.cBA.Travel-Guide-Airlines) - [Turkish Airlines](https://expedia.ca/Turkish-Airlines-Flights.cTK.Travel-Guide-Airlines) - [Lufthansa](https://expedia.ca/Lufthansa-Flights.cLH.Travel-Guide-Airlines) - [Qatar Airways](https://expedia.ca/Qatar-Airways-Flights.cQR.Travel-Guide-Airlines) - [Emirates](https://expedia.ca/Emirates-Flights.cEK.Travel-Guide-Airlines) - [Swiss International Air Lines](https://expedia.ca/Swiss-International-Air-Lines-Flights.cLX.Travel-Guide-Airlines) - [Etihad Airways](https://expedia.ca/Etihad-Airways-Flights.cEY.Travel-Guide-Airlines) - [Ethiopian Airlines](https://expedia.ca/Ethiopian-Airlines-Flights.cET.Travel-Guide-Airlines) ### Main Airports for Alaska Airlines Flights - [Manassas Regional Airport (MNZ)](https://expedia.ca/lp/airports/mnz/flights-from-manassas-regional-airport) - [Ronald Reagan Washington National Airport (DCA)](https://expedia.ca/lp/airports/dca/flights-from-ronald-reagan-washington-national-airport) - [Baltimore Washington Intl. 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