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฿1,620 Cheap Flights from Seattle (SEA) to San Francisco (SFO)

View ฿1,620 flight on Thu, 15 Oct 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at ฿1,620 for one-way flights and ฿3,230 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 15 Oct - Thu, 22 Oct
SEA
Seattle
SFO
San Francisco
฿3,230 Return, found 20 hours ago
฿3,230
Return
found 20 hours ago
Select Delta flight, departing Thu, 15 Oct from Seattle to San Francisco, returning Thu, 22 Oct, priced at ฿3,230 found 20 hours ago
Delta
Mon, 7 Dec - Wed, 9 Dec
SEA
Seattle
SFO
San Francisco
฿4,560 Return, found 2 days ago
฿4,560
Return
found 2 days ago
Select Delta flight, departing Mon, 7 Dec from Seattle to San Francisco, returning Wed, 9 Dec, priced at ฿4,560 found 2 days ago
Delta
Mon, 7 Dec - Wed, 9 Dec
SEA
Seattle
SFO
San Francisco
฿4,730 Return, found 2 days ago
฿4,730
Return
found 2 days ago
Select Delta flight, departing Mon, 7 Dec from Seattle to San Francisco, returning Wed, 9 Dec, priced at ฿4,730 found 2 days ago
Delta
Mon, 7 Dec - Wed, 9 Dec
SEA
Seattle
SFO
San Francisco
฿5,215 Return, found 2 days ago
฿5,215
Return
found 2 days ago
Select Delta flight, departing Mon, 7 Dec from Seattle to San Francisco, returning Wed, 9 Dec, priced at ฿5,215 found 2 days ago
United
Thu, 15 Oct - Thu, 22 Oct
SEA
Seattle
SFO
San Francisco
฿5,220 Return, found 20 hours ago
฿5,220
Return
found 20 hours ago
Select United flight, departing Thu, 15 Oct from Seattle to San Francisco, returning Thu, 22 Oct, priced at ฿5,220 found 20 hours ago
Delta
Fri, 16 Oct - Mon, 19 Oct
SEA
Seattle
SFO
San Francisco
฿5,380 Return, found 1 day ago
฿5,380
Return
found 1 day ago
Select Delta flight, departing Fri, 16 Oct from Seattle to San Francisco, returning Mon, 19 Oct, priced at ฿5,380 found 1 day ago
Delta
Fri, 16 Oct - Mon, 19 Oct
SEA
Seattle
SFO
San Francisco
฿5,550 Return, found 1 day ago
฿5,550
Return
found 1 day ago
Select Delta flight, departing Fri, 16 Oct from Seattle to San Francisco, returning Mon, 19 Oct, priced at ฿5,550 found 1 day ago
Delta
Thu, 15 Oct - Thu, 22 Oct
SEA
Seattle
SFO
San Francisco
฿5,875 Return, found 20 hours ago
฿5,875
Return
found 20 hours ago
Select Delta flight, departing Thu, 15 Oct from Seattle to San Francisco, returning Thu, 22 Oct, priced at ฿5,875 found 20 hours ago
Delta
Sun, 7 Mar - Thu, 11 Mar
SEA
Seattle
SFO
San Francisco
฿5,885 Return, found 20 hours ago
฿5,885
Return
found 20 hours ago
Select Delta flight, departing Sun, 7 Mar from Seattle to San Francisco, returning Thu, 11 Mar, priced at ฿5,885 found 20 hours ago
American Airlines
Mon, 7 Dec - Wed, 9 Dec
SEA
Seattle
SFO
San Francisco
฿6,445 Return, found 2 days ago
฿6,445
Return
found 2 days ago
Select American Airlines flight, departing Mon, 7 Dec from Seattle to San Francisco, returning Wed, 9 Dec, priced at ฿6,445 found 2 days ago

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

October is typically the cheapest month to fly

From ฿3,905 - ฿5,616 per traveller.

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 ฿3,230. 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.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
San Francisco Intl.
Airlines serving
American Airlines, Delta, United
Return price
฿3,230
Distance
1086 km
Average flight time
2 hours 15 mins

Book with confidence

Perfect flights from Seattle to San Francisco

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Seattle to San Francisco. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Seattle - Tacoma Intl. to San Francisco Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿1,620 and roundtrip prices from ฿3,230. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at San Francisco Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in San Francisco.
Perfect flights from Seattle to San Francisco
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