Fare Guide
Estimated lowest fares found within 7 days
Cheapest Airline
The cheapest airline(s) flying from Washington to San Francisco is United Airlines.
Cheapest Month
April
Travel Period: March 2025 - February 2026
The cheapest month(s) to fly from Washington to San Francisco is April.
Cheapest Day of the Week
Thursday
The cheapest day(s) of the week to fly from Washington to San Francisco is Thursday.
What’s the most popular airline flying from Washington to San Francisco?
The most popular airline flying from Washington to San Francisco is United Airlines. Find the latest flight deals on Wego.
How far is San Francisco from Washington?
The flight distance between Washington and San Francisco is 3919km. Check all available flights on Wego.