Fare Guide
Estimated lowest fares found within 7 days
Cheapest Airline
The cheapest airline(s) flying from Seattle to San Francisco is Alaska Airlines.
Cheapest Month
May
Travel Period: February 2025 - January 2026
The cheapest month(s) to fly from Seattle to San Francisco is May.
Cheapest Day of the Week
Thursday
The cheapest day(s) of the week to fly from Seattle to San Francisco is Thursday.
What’s the most popular airline flying from Seattle to San Francisco?
The most popular airline flying from Seattle to San Francisco is Alaska Airlines. Find the latest flight deals on Wego.
How far is San Francisco from Seattle?
The flight distance between Seattle and San Francisco is 1093km. Check all available flights on Wego.