San Francisco (SFO) to Washington (IAD) flight deal in economy from $199

United AirlinesUAUnited Airlines
One Way•Economy
United StatesSFO

San Francisco International Airport

San Francisco, United States
United StatesIAD

Washington Dulles International Airport

Washington, United States
$250 USD
-20%$199 USD
Verified about 14 hours ago
Fair Availability
22% of dates checked are available within 10% of the lowest price

Wednesday, January 27th, 2027

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