S$115 Cheap Flights from Seattle to San Francisco

View S$115 flight on Fri, 3 Oct, 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at S$115 for one-way flights and S$177 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 13 Aug - Sat, 16 Aug
SEA
Seattle
SFO
San Francisco
S$177 Return, found 6 days ago
S$177
Return
found 6 days ago
Select Delta flight, departing Wed, 13 Aug from Seattle to San Francisco, returning Sat, 16 Aug, priced at S$177 found 6 days ago
Delta
Wed, 6 Aug - Wed, 13 Aug
SEA
Seattle
SFO
San Francisco
S$203 Return, found 4 days ago
S$203
Return
found 4 days ago
Select Delta flight, departing Wed, 6 Aug from Seattle to San Francisco, returning Wed, 13 Aug, priced at S$203 found 4 days ago
Delta
Fri, 3 Oct - Sun, 5 Oct
SEA
Seattle
SFO
San Francisco
S$217 Return, found 1 day ago
S$217
Return
found 1 day ago
Select Delta flight, departing Fri, 3 Oct from Seattle to San Francisco, returning Sun, 5 Oct, priced at S$217 found 1 day ago
Delta
Wed, 13 Aug - Sat, 16 Aug
SEA
Seattle
SFO
San Francisco
S$223 Return, found 6 days ago
S$223
Return
found 6 days ago
Select Delta flight, departing Wed, 13 Aug from Seattle to San Francisco, returning Sat, 16 Aug, priced at S$223 found 6 days ago
Delta
Wed, 13 Aug - Sat, 16 Aug
SEA
Seattle
SFO
San Francisco
S$228 Return, found 6 days ago
S$228
Return
found 6 days ago
Select Delta flight, departing Wed, 13 Aug from Seattle to San Francisco, returning Sat, 16 Aug, priced at S$228 found 6 days ago
Delta
Wed, 13 Aug - Sat, 16 Aug
SEA
Seattle
SFO
San Francisco
S$236 Return, found 6 days ago
S$236
Return
found 6 days ago
Select Delta flight, departing Wed, 13 Aug from Seattle to San Francisco, returning Sat, 16 Aug, priced at S$236 found 6 days ago
American Airlines
Wed, 13 Aug - Sat, 16 Aug
SEA
Seattle
SFO
San Francisco
S$236 Return, found 6 days ago
S$236
Return
found 6 days ago
Select American Airlines flight, departing Wed, 13 Aug from Seattle to San Francisco, returning Sat, 16 Aug, priced at S$236 found 6 days ago
United
Fri, 3 Oct - Sun, 5 Oct
SEA
Seattle
SFO
San Francisco
S$249 Return, found 1 day ago
S$249
Return
found 1 day ago
Select United flight, departing Fri, 3 Oct from Seattle to San Francisco, returning Sun, 5 Oct, priced at S$249 found 1 day ago
Delta
Wed, 6 Aug - Wed, 13 Aug
SEA
Seattle
SFO
San Francisco
S$256 Return, found 4 days ago
S$256
Return
found 4 days ago
Select Delta flight, departing Wed, 6 Aug from Seattle to San Francisco, returning Wed, 13 Aug, priced at S$256 found 4 days ago
Delta
Fri, 3 Oct - Sun, 5 Oct
SEA
Seattle
SFO
San Francisco
S$262 Return, found 1 day ago
S$262
Return
found 1 day ago
Select Delta flight, departing Fri, 3 Oct from Seattle to San Francisco, returning Sun, 5 Oct, priced at S$262 found 1 day ago

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

January is typically the cheapest month to fly

From S$123 - S$264 per traveller.

Graph displaying average flight prices per month

Seattle to San Francisco route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
San Francisco Intl.
Airlines serving
American Airlines, Delta, United
Return price
S$177
Distance
1086 km
Average flight time
2 hours 12 mins

Flights from Seattle to San Francisco

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

The earliest flight leaves Seattle Tacoma Intl. Airport at 05:00 and arrives at San Francisco Intl. Airport at 07:19. The last flight of the day departs Seattle at 21:40 and arrives at San Francisco at 23:47.

The flight distance from Seattle to San Francisco is about 1099 km, the shortest flight is 01 hours 59 minutes with .

Expedia lets you search across the largest number of airlines and San Francisco 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 Seattle San Francisco 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 Seattle to San Francisco trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your San Francisco 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 Seattle to San Francisco 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 Sea-Tac Airport to San Francisco Intl. Airport (SFO)?
Round-trip flights from Sea-Tac Airport to SFO start from S$177. This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year --- book ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seattle - Tacoma Intl. Airport (SEA) to SFO?
The majority of flights can be cancelled online, but whether you are charged a fee all comes down to your airline. If you do need to cancel your escape, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to SFO 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 Sea-Tac Airport to San Francisco Intl. Airport (SFO) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sea-Tac Airport to San Francisco Intl. Airport (SFO)?
A flight distance of just 1,100 kilometres separates SeaTac and San Francisco. Once you're up in the skies, you won't have time to do much more than read the magazine in your seat pocket.
Which airlines fly direct from SEA to San Francisco Intl. Airport (SFO)?
Many travellers like to fly with Alaska Airlines (AS) from SEA to San Francisco Airport. This leading airline offers 312 flights a month, so you can pick a flight time that's perfect for you. Like more options? Have a look at the ticket prices from United Airlines (UA). This carrier offers 152 flights a month between these airports.
Are Seattle - Tacoma Intl. Airport (SEA) to SFO flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally find a bargain, with some super cheap airfares from SEA to San Francisco Intl. Airport (SFO) showing up a few weeks before the departure date. If you'd rather book ahead, Expedia compares and updates the best flight deals frequently --- as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines quote prices so far in advance.

Explore a world of travel with Expedia

San Francisco Airports

San Jose

Seattle to Norman Y. Mineta San Jose Intl.
S$254.60

Oakland

Seattle to Oakland Intl.
S$447.10
Seattle Airports

Seattle Paine Field Intl. Airport

*Available to Expedia members.