Title: CA $184 Cheap American Airlines fights from San Diego to Washington - Expedia.ca

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# CA $184 Cheap American Airlines fights from San Diego (SAN) to Washington (WAS)

[View CA $184 flight on Sat, Jan 17, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:SAN,to:BWI,departure:17/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:183.60&airProductToken=AQqdAQoyCMGCARIEMjA1NxiSaCDvuQEoodmCAzD12YIDOEJAAFgBagVCQVNJQ3IIT1ZBS1VTQlYKMwjBggESBDIyNDAY77kBIOKaASiN24IDMPjcggM4QkABWAFqBUJBU0lDcghPVkFLVVNCVgoyCMGCARIEMjc5ORjimgEgwUUozd2CAzCe3oIDOEJAAVgBagVCQVNJQ3IIT1ZBS1VTQlYSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) 

- [Roundtrip](?flightType=roundtrip)
- [One-way](?flightType=oneway)
- [Multi-city](?flightType=multicity)

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## American Airlines flights from San Diego to Washington (SAN→WAS)

Prices were available within the past 7 days and start at CA $184 for one-way flights and CA $325 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif)

Tue, Feb 3 - Sat, Feb 7

SAN

San Diego

IAD

Washington

CA $325

Roundtrip

found 1 day ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SAN,to:IAD,departure:03/02/2026TANYT&leg2=from:IAD,to:SAN,departure:07/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:324.90&airProductToken=AQpoCjIIwYIBEgQxMDU1GJJoIKOxASjcloQDMJOYhAM4QkAAWAFqBUJBU0lDcghPVkZLVVNCVgoyCMGCARIEMjQxNBijsQEgiBgo5ZiEAzCLmoQDOEJAAVgBagVCQVNJQ3IIT1ZGS1VTQlYKaAoyCMGCARIEMjQxNBiIGCCjsQEowseEAzCnyYQDOEJAAFgBagVCQVNJQ3IIT1ZGS1VTQlYKMgjBggESBDMxNTAYo7EBIJJoKPLJhAMwusuEAzhCQAFYAWoFQkFTSUNyCE9WRktVU0JWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw)

![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif)

Sat, Jan 17 - Tue, Jan 20

SAN

San Diego

DCA

Washington

CA $325

Roundtrip

found 1 day ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SAN,to:DCA,departure:17/01/2026TANYT&leg2=from:DCA,to:SAN,departure:20/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:324.90&airProductToken=AQpnCjIIwYIBEgQyMDU3GJJoIO-5ASih2YIDMPXZggM4QkAAWAFqBUJBU0lDcghPVkZLVVNCVgoxCMGCARIEMTQzNxjvuQEgQyjV2oIDMMvcggM4QkABWAFqBUJBU0lDcghPVkZLVVNCVgpnCjEIwYIBEgQxMDcyGEMgo7EBKPD8ggMw3v6CAzhCQABYAWoFQkFTSUNyCE9WRktVU0JWCjIIwYIBEgQzMTUwGKOxASCSaCiy_4IDMPqAgwM4QkABWAFqBUJBU0lDcghPVkZLVVNCVhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs)

![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif)

Sat, Jan 17 - Tue, Jan 20

SAN

San Diego

DCA

Washington

CA $370

Roundtrip

found 1 day ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SAN,to:DCA,departure:17/01/2026TANYT&leg2=from:DCA,to:SAN,departure:20/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:369.57&airProductToken=AQpnCjIIwYIBEgQyNTM1GJJoIKOxASi52IIDMPDZggM4QkAAWAFqBUJBU0lDcghPVkFLVVNCVgoxCMGCARIEMzAwOBijsQEgQyiE24IDMKzcggM4QkABWAFqBUJBU0lDcghPVkFLVVNCVhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs)

![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif)

Sat, Jan 17 - Tue, Jan 20

SAN

San Diego

DCA

Washington

CA $380

Roundtrip

found 1 day ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SAN,to:DCA,departure:17/01/2026TANYT&leg2=from:DCA,to:SAN,departure:20/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:379.70&airProductToken=AQpnCjIIwYIBEgQyNjQ0GJJoIOKaASiV34IDMJ_hggM4QkAAWAFqBUJBU0lDcghRVkFLWlNCVgoxCMGCARIEMTU4ORjimgEgQyjq4oIDMMDjggM4QkABWAFqBUJBU0lDcghRVkFLWlNCVgpnCjEIwYIBEgQxMDcyGEMgo7EBKPD8ggMw3v6CAzhCQABYAWoFQkFTSUNyCE9WRktVU0JWCjIIwYIBEgQzMTUwGKOxASCSaCiy_4IDMPqAgwM4QkABWAFqBUJBU0lDcghPVkZLVVNCVhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs)

![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif)

Sat, Jan 17 - Tue, Jan 20

SAN

San Diego

DCA

Washington

CA $397

Roundtrip

found 1 day ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SAN,to:DCA,departure:17/01/2026TANYT&leg2=from:DCA,to:SAN,departure:20/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:396.72&airProductToken=AQpnCjIIwYIBEgQxNjk0GJJoIO-5ASi314IDMI_YggM4QkAAWAFqBUJBU0lDcghRVkFLWlNCVgoxCMGCARIEMjgzMRjvuQEgQyjF2IIDMMbaggM4QkABWAFqBUJBU0lDcghRVkFLWlNCVhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs)

![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif)

Sat, Jan 17 - Tue, Jan 20

SAN

San Diego

DCA

Washington

CA $425

Roundtrip

found 1 day ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SAN,to:DCA,departure:17/01/2026TANYT&leg2=from:DCA,to:SAN,departure:20/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:424.88&airProductToken=AQpnCjIIwYIBEgQyNjU3GJJoIKOxASiE2oIDMLfbggM4QkAAWAFqBUJBU0lDcghOVkFLWlNCWAoxCMGCARIEMjc1MhijsQEgQyjG3IIDMOzdggM4QkABWAFqBUJBU0lDcghOVkFLWlNCWBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs)

## Find the cheapest month to fly from San Diego (SAN) to Washington (WAS)

### September is typically the cheapest month to fly

From CA $189 - CA $443 per traveller.

__Flight from San Diego to Washington (SAN - IAD) route information__
| Origin airport      | San Diego Intl.         |
| ------------------- | ----------------------- |
| Destination airport | Washington Dulles Intl. |
| Distance            | 3598 km                 |

\*Available to Expedia members.