American Airlines flights to Seattle from San Francisco

View S$149 flight on Tue, 18 Nov, 2025Opens in a new window
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American Airlines flights from San Francisco to Seattle (SFO→SEA)

Prices were available within the past 7 days and start at S$149 for one-way flights and S$277 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 18 Dec - Sat, 20 Dec
SFO
San Francisco
SEA
Seattle
S$277 Return, found 1 day ago
S$277
Return
found 1 day ago
Select American Airlines flight, departing Thu, 18 Dec from San Francisco to Seattle, returning Sat, 20 Dec, priced at S$277 found 1 day ago
American Airlines
Thu, 6 Nov - Mon, 10 Nov
SFO
San Francisco
SEA
Seattle
S$321 Return, found 4 days ago
S$321
Return
found 4 days ago
Select American Airlines flight, departing Thu, 6 Nov from San Francisco to Seattle, returning Mon, 10 Nov, priced at S$321 found 4 days ago

Frequently asked questions

How much is an American Airlines flight from San Francisco Intl. Airport (SFO) to Seattle - Tacoma Intl. Airport (SEA)?
You'll discover affordable round-trip American Airlines flights from S$277 from SFO to SEA by filtering your results from "Price (lowest to highest)" on Expedia. Or look for bargains from S$149 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SFO to SEA with American Airlines?
American Airlines flights to Seattle are usually cheaper in the low-season months of January and February. Whether you're searching for a round-trip or one-way ticket, you could score a better deal then.
Does American Airlines fly nonstop from San Francisco Intl. Airport (SFO) to Seattle - Tacoma Intl. Airport (SEA)?
To see if there's a direct journey from SFO to SEA with American Airlines or any other carriers, use our "Nonstop" filter when looking for flights.
What airports does American Airlines fly into in Seattle?
Seattle - Tacoma Intl. Airport (SEA) is the primary Seattle gateway for American Airlines flights from San Francisco Intl. Airport (SFO).
Can I change or cancel my American Airlines flight from San Francisco Intl. Airport (SFO) to Seattle - Tacoma Intl. Airport (SEA)?
In most cases, you can cancel or change your flight, although additional charges may apply if your booking was made more than 24 hours ago. Need flexible options? Make use of our "No cancel fee" or "Changes included" filter to find flights that won't penalize you if you have to adjust your plans. To modify your itinerary, go to "Trips," select your flight and click on "Manage Booking" for more information.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
American Airlines, Delta, United
Popular airline
American Airlines
Distance
1086 km
Average flight time
2 hours 14 mins

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