Title: CA $180 Cheap Alaska Airlines fights from Washington to San Diego - Expedia.ca ![](https://images.trvl-media.com/place/3073/476a7863-1b66-47b5-9758-1dc7b3787493.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/3073/476a7863-1b66-47b5-9758-1dc7b3787493.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $180 Cheap Alaska Airlines fights from Washington (WAS) to San Diego (SAN) [View CA $180 flight on Wed, Dec 10, 2025](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:BWI,to:SAN,departure:10/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:179.10&airProductToken=AQpeCi0IwaYBEgMzNDkYwUUgkgEo8Kr_AjDarf8COFhAAFgBagJTVnIIR0gyT1hKQk4KLQjBpgESAzYyMRiSASCSaCjYrv8CMIqw_wI4WEABWAFqAlNWcghHSDJPWEpCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) - [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 Returning Add a place to stay Add a car Direct flights only - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Alaska Airlines flights from Washington to San Diego (WAS→SAN) Prices were available within the past 7 days and start at CA $180 for one-way flights and CA $303 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, Dec 3 - Wed, Dec 10 IAD Washington SAN San Diego CA $303 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:IAD,to:SAN,departure:03/12/2025TANYT&leg2=from:SAN,to:IAD,departure:10/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:303.00&airProductToken=AQovCi0IwaYBEgM1MDcYiBggkmgojeH-AjDt4_4COFhAAFgBagJTVnIIT0gyRVhVQk4KLwotCMGmARIDMzIyGJJoIIgYKLWt_wIw5q__AjhYQABYAWoCU1ZyCE9IMkVYVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Tue, Feb 17 - Sat, Mar 7 DCA Washington SAN San Diego CA $303 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DCA,to:SAN,departure:17/02/2026TANYT&leg2=from:SAN,to:DCA,departure:07/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:303.00&airProductToken=AQofCh0IwaYBEgIxNRhDIJJoKIe0hQMw1raFAzhYQABYAQofCh0IwaYBEgIxNBiSaCBDKIWChwMwooSHAzhYQABYARIKCAEQARgBKgJBUxgBIgQIARABKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, Dec 5 - Mon, Dec 8 IAD Washington SAN San Diego CA $359 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:IAD,to:SAN,departure:05/12/2025TANYT&leg2=from:SAN,to:IAD,departure:08/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:358.90&airProductToken=AQovCi0IwaYBEgM1MDcYiBggkmgozff-AjCt-v4COFhAAFgBagJTVnIIT0gyRUFWQk4KLwotCMGmARIDMzIyGJJoIIgYKPWW_wIwppn_AjhYQABYAWoCU1ZyCE9IMkVBVkJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, Dec 3 - Wed, Dec 10 DCA Washington SAN San Diego CA $387 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DCA,to:SAN,departure:03/12/2025TANYT&leg2=from:SAN,to:DCA,departure:10/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:386.80&airProductToken=AQotCisIwaYBEgIxNRhDIJJoKIfd_gIw6d_-AjhYQABYAWoCU1ZyCFFIMkVBVUJOCi0KKwjBpgESAjE0GJJoIEMohK__AjC6sf8COFhAAFgBagJTVnIIT0gyRVhVQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sun, Feb 1 - Sun, Feb 22 IAD Washington SAN San Diego CA $388 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:IAD,to:SAN,departure:01/02/2026TANYT&leg2=from:SAN,to:IAD,departure:22/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:387.90&airProductToken=AQohCh8IwaYBEgMyMDEYiBggkmgogoSEAzDnhoQDOFhAAFgBCiEKHwjBpgESAzUwNhiSaCCIGCjr7YUDMKHwhQM4WEAAWAESCggBEAEYASoCQVMYASIECAEQASgEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, Dec 4 - Wed, Dec 10 BWI Baltimore SAN San Diego CA $402 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BWI,to:SAN,departure:04/12/2025TANYT&leg2=from:SAN,to:BWI,departure:10/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:401.30&airProductToken=AQpeCi0IwaYBEgMzNDkYwUUgkgEosOf-AjCa6v4COFhAAFgBagJTVnIIT0gyT0FKQk4KLQjBpgESAzYyMRiSASCSaCiY6_4CMMrs_gI4WEABWAFqAlNWcghPSDJPQUpCTgpeCi0IwaYBEgM2ODMYkmggkgEo2bD_AjCasv8COFhAAFgBagJTVnIIR0gyT1hKQk4KLQjBpgESAzM0NBiSASDBRSiSs_8CMMC1_wI4WEABWAFqAlNWcghHSDJPWEpCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ## Travel information | Origin airport | Baltimore Washington Intl. Thurgood Marshall | | --- | --- | | Destination airport | San Diego Intl. | | Airlines serving | Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, JetBlue Airways, United | | Popular airline | United | | Distance | 3664 km | \*Available to Expedia members.