Domestic Fare of the Day: Washington DC to San Francisco $249 round-trip

Fly from Washington Dulles to San Francisco for $249 round-trip, including all taxes, on Southwest.

We found seats departing IAD on Tuesday, October 28, returning from SFO on Monday, November 3.

Similar fares available for travel on other dates throughout fall.

Visit our Washingon Dulles fare page for a complete listing of current finds.