CA $67 Cheap Flights from San Francisco (SFO) to Seattle (SEA)

Popular airlines from San Francisco International Airport (SFO) to Seattle-Tacoma International Airport (SEA)

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Cheap flights from San Francisco (SFO) to Seattle (SEA)

Prices were available within the past 7 days and start at CA $67 for one-way flights and CA $133 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Hawaiian Airlines
Delta
Alaska Airlines
Delta
Alaska Airlines
Delta
Alaska Airlines
United
American Airlines

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Find the cheapest month to fly from San Francisco (SFO) to Seattle (SEA)

February is typically the cheapest month to fly

From CA $116 - CA $186 per traveller.

Frequently asked questions

How much is a flight from San Francisco Intl. Airport (SFO) to Sea-Tac Airport?
Start packing your bags, because round-trip journeys between SFO and Sea-Tac Airport start from CA $133. That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can move quickly, so book now to lock in the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from San Francisco Airport to Seattle - Tacoma Intl. Airport (SEA)?
Most flights can be cancelled online, but whether or not you incur a fee differs between airlines. If you do have to cancel your vacation, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from San Francisco Airport to Seattle - Tacoma Intl. Airport (SEA) that have flexible change policies?
Flights from San Francisco Airport to Sea-Tac Airport offering flexible change policies are available from several airlines. Simply use our "No change fees" filter while searching. You'll only need to cover the cost difference between the two flights, without any additional fees to worry about.
How many hours is the flight from SFO to Sea-Tac Airport?
It only takes approximately 2 hours and 21 minutes to fly from San Francisco Airport to Sea-Tac Airport. Recline your seat and make yourself comfortable — but not too comfortable. You'll be disembarking soon enough.
How far is the flight from San Francisco Airport to Sea-Tac Airport?
A flight distance of just 1,100 kilometres separates San Francisco and SeaTac. Once you're up in the skies, you won't get a chance to do much more than flip through the pages of the in-flight magazine.
Which airlines fly direct from San Francisco Airport to Sea-Tac Airport?
There are a few airlines that fly from San Francisco Airport to Seattle - Tacoma Intl. Airport (SEA). Alaska Airlines (AS) is a great choice, offering 234 flights a month. Another airline operating on this route is United Airlines (UA). You'll have 152 flights a month to take your pick of.
Are San Francisco Airport to Seattle - Tacoma Intl. Airport (SEA) flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally pick up a bargain, with some of the cheapest airfares from San Francisco Airport to Sea-Tac Airport arising a few weeks before the date of departure. If you'd rather plan ahead of time, Expedia compares and updates the best flight deals regularly — as early as 12 months in advance in some cases. It does depend on the carrier though, as not every airline advertises prices that far in advance.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Roundtrip price
CA $124
Distance
1086 km
Average flight time
2 hours 16 mins

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