S$89 Cheap Flights from San Francisco to Seattle

View S$89 flight on Mon, 18 Aug, 2025Opens in a new window

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

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Cheap Flights from San Francisco to Seattle (SFO-SEA)

Prices were available within the past 7 days and start at S$89 for one-way flights and S$176 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 21 Aug - Mon, 25 Aug
SFO
San Francisco
SEA
Seattle
S$176 Return, found 1 day ago
S$176
Return
found 1 day ago
Select Delta flight, departing Thu, 21 Aug from San Francisco to Seattle, returning Mon, 25 Aug, priced at S$176 found 1 day ago
Delta
Sat, 18 Oct - Mon, 3 Nov
SFO
San Francisco
SEA
Seattle
S$189 Return, found 1 day ago
S$189
Return
found 1 day ago
Select Delta flight, departing Sat, 18 Oct from San Francisco to Seattle, returning Mon, 3 Nov, priced at S$189 found 1 day ago
Delta
Thu, 7 Aug - Wed, 13 Aug
SFO
San Francisco
SEA
Seattle
S$201 Return, found 6 days ago
S$201
Return
found 6 days ago
Select Delta flight, departing Thu, 7 Aug from San Francisco to Seattle, returning Wed, 13 Aug, priced at S$201 found 6 days ago
Delta
Tue, 4 Nov - Fri, 21 Nov
SFO
San Francisco
SEA
Seattle
S$202 Return, found 1 day ago
S$202
Return
found 1 day ago
Select Delta flight, departing Tue, 4 Nov from San Francisco to Seattle, returning Fri, 21 Nov, priced at S$202 found 1 day ago
Delta
Mon, 4 Aug - Thu, 14 Aug
SFO
San Francisco
SEA
Seattle
S$214 Return, found 6 days ago
S$214
Return
found 6 days ago
Select Delta flight, departing Mon, 4 Aug from San Francisco to Seattle, returning Thu, 14 Aug, priced at S$214 found 6 days ago
Delta
Thu, 16 Oct - Tue, 4 Nov
SFO
San Francisco
SEA
Seattle
S$215 Return, found 1 day ago
S$215
Return
found 1 day ago
Select Delta flight, departing Thu, 16 Oct from San Francisco to Seattle, returning Tue, 4 Nov, priced at S$215 found 1 day ago
Delta
Thu, 21 Aug - Mon, 25 Aug
SFO
San Francisco
SEA
Seattle
S$222 Return, found 1 day ago
S$222
Return
found 1 day ago
Select Delta flight, departing Thu, 21 Aug from San Francisco to Seattle, returning Mon, 25 Aug, priced at S$222 found 1 day ago
American Airlines
Wed, 3 Sep - Wed, 10 Sep
SFO
San Francisco
SEA
Seattle
S$236 Return, found 1 day ago
S$236
Return
found 1 day ago
Select American Airlines flight, departing Wed, 3 Sep from San Francisco to Seattle, returning Wed, 10 Sep, priced at S$236 found 1 day ago
United
Thu, 21 Aug - Mon, 25 Aug
SFO
San Francisco
SEA
Seattle
S$266 Return, found 1 day ago
S$266
Return
found 1 day ago
Select United flight, departing Thu, 21 Aug from San Francisco to Seattle, returning Mon, 25 Aug, priced at S$266 found 1 day ago
Hawaiian Airlines
Fri, 21 Nov - Mon, 8 Dec
SFO
San Francisco
SEA
Seattle
S$400 Return, found 1 day ago
S$400
Return
found 1 day ago
Select Hawaiian Airlines flight, departing Fri, 21 Nov from San Francisco to Seattle, returning Mon, 8 Dec, priced at S$400 found 1 day ago

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

January is typically the cheapest month to fly

From S$123 - S$264 per traveller.

Graph displaying average flight prices per month

San Francisco to Seattle route information
Origin airport
San Francisco Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
American Airlines, Delta, United
Return price
S$176
Distance
1086 km
Average flight time
2 hours 8 mins

Flights from San Francisco to Seattle

There are several airlines that operate frequent flights from San Francisco (SFO) to Seattle (SEA) including

The earliest flight leaves San Francisco Intl. Airport at 05:15 and arrives at Seattle Tacoma Intl. Airport at 00:56. The last flight of the day departs San Francisco at 23:26 and arrives at Seattle at 23:23.

The flight distance from San Francisco to Seattle is about 1099 km, the shortest flight is 01 hours 54 minutes with .

Expedia lets you search across the largest number of airlines and Seattle flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your San Francisco Seattle flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your San Francisco to Seattle trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Seattle flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from San Francisco to Seattle with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from SFO to Sea-Tac Airport?
If you're travelling from SFO to Seattle - Tacoma Intl. Airport (SEA), round-trip journeys start from S$176. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal slip through your fingers. Book today and save yourself both money and time. 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 Intl. Airport (SFO) to SEA?
Most flights can be cancelled online, but whether you incur a fee differs between airlines. If you do need to cancel your holiday, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from SFO to Seattle - Tacoma Intl. Airport (SEA) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for San Francisco Airport to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from San Francisco Intl. Airport (SFO) to Seattle - Tacoma Intl. Airport (SEA)?
With the flight time between San Francisco Airport and Seattle - Tacoma Intl. Airport (SEA) just 2 hours and 20 minutes, you'll be discovering the sights of SeaTac before you know it.
How far is the flight from San Francisco Intl. Airport (SFO) to Sea-Tac Airport?
A flight distance of just 1,100 kilometres separates San Francisco and SeaTac. Once you're in the air, you won't have time to do much more than flip through the pages of the in-flight magazine.
Which airlines fly direct from San Francisco Intl. Airport (SFO) to SEA?
A popular airline that flies from San Francisco Airport to Sea-Tac Airport is Alaska Airlines (AS). It offers 312 flights every month. Offering 152 flights each month along this route, United Airlines (UA) is another traveller favourite.
Are San Francisco Airport to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to find an amazing last-minute deal from San Francisco Intl. Airport (SFO) to Sea-Tac Airport, but it's also possible to miss out altogether! As many airlines advertise prices up to a year in advance, it's worth keeping an eye on fares early and being ready to pounce when you see a good bargain. Expedia compares air carrier prices and updates flight deals frequently, so you can be certain you're always getting the latest offers.

Explore a world of travel with Expedia

Seattle Airports

Seattle Paine Field Intl. Airport

San Francisco to Seattle Paine Field Intl. Airport
S$328.60
San Francisco Airports

San Jose

Norman Y. Mineta San Jose Intl. to Seattle
S$151.20

Oakland

Oakland Intl. to Seattle
S$227.80
*Available to Expedia members.