American Airlines flights to Seattle from San Francisco

View S$146 flight on Wed, 4 Mar, 2026Opens 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$146 for one-way flights and S$262 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, 18 Feb - Sat, 21 Feb
SFO
San Francisco
SEA
Seattle
S$262 Return, found 13 hours ago
S$262
Return
found 13 hours ago
Select American Airlines flight, departing Wed, 18 Feb from San Francisco to Seattle, returning Sat, 21 Feb, priced at S$262 found 13 hours ago

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

February is typically the cheapest month to fly

From S$108 - S$161 per traveller.

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city centre is 20 minutes. Flights from S$454
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city centre20 min
Flights from S$454
San Francisco to Seattle route information
Origin airport
San Francisco Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Popular airline
Delta
Distance
1086 km
Average flight time
2 hours 17 mins

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$262 from SFO to SEA by filtering your results from "Price (lowest to highest)" on Expedia. Or look for bargains from S$146 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.

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