Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from San Francisco to Seattle from C$ 71

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Seattle departing on 16/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Early arrival? Instantly customize your results
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from San Francisco to Seattle

Cheap round-trip flights

These are some of the best round-trip flight deals from San Francisco to Seattle that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from San Francisco to Seattle.

Cheap last-minute flights

Planning a quick getaway from San Francisco to Seattle? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Seattle, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from San Francisco to Seattle

Find recent round-trip train or bus tickets from San Francisco to Seattle.

All round-trip flight deals to Seattle

The cheapest plane tickets to Seattle found on KAYAK recently.
8:22 p.m. - 12:52 p.m.SFO-SEA
16h 30m1 stop
3:53 p.m. - 6:03 p.m.SEA-SFO
2h 10mdirect
C$ 190Alaska Airlines
Find Deal
Mon, 16 Dec - Tue, 17 Dec
6:52 p.m. - 9:09 p.m.SFO-SEA
2h 17mdirect
5:00 a.m. - 7:19 a.m.SEA-SFO
2h 19mdirect
C$ 192United Airlines
Find Deal
Sat, 14 Dec - Tue, 24 Dec
7:00 a.m. - 9:15 a.m.SFO-SEA
2h 15mdirect
11:36 a.m. - 4:31 p.m.SEA-SFO
4h 55m1 stop
C$ 197Alaska Airlines
Find Deal
Mon, 13 Jan - Mon, 13 Jan
7:00 a.m. - 9:18 a.m.SFO-SEA
2h 18mdirect
7:05 p.m. - 9:23 p.m.SEA-SFO
2h 18mdirect
C$ 206Alaska Airlines
Find Deal
Wed, 18 Dec - Wed, 25 Dec
9:00 a.m. - 2:53 p.m.SFO-SEA
5h 53m1 stop
7:05 p.m. - 9:23 p.m.SEA-SFO
2h 18mdirect
C$ 209Alaska Airlines
Find Deal
Wed, 18 Dec - Sat, 28 Dec
8:35 p.m. - 11:00 p.m.SFO-SEA
2h 25mdirect
9:55 a.m. - 12:19 p.m.SEA-SFO
2h 24mdirect
C$ 216Delta
Find Deal
Sat, 11 Jan - Sun, 12 Jan
11:48 a.m. - 8:50 p.m.SFO-SEA
9h 02m1 stop
2:34 p.m. - 12:11 a.m.SEA-SFO
9h 37m1 stop
C$ 223Frontier
Find Deal
Fri, 6 Dec - Mon, 9 Dec
6:05 a.m. - 8:27 a.m.SFO-SEA
2h 22mdirect
9:35 a.m. - 12:05 p.m.SEA-SFO
2h 30mdirect
C$ 224Delta
Find Deal
Sun, 15 Dec - Wed, 18 Dec
6:35 a.m. - 1:50 p.m.SFO-SEA
7h 15m1 stop
6:50 a.m. - 3:25 p.m.SEA-SFO
8h 35m2 stops
C$ 314Southwest
Find Deal
Thu, 9 Jan - Sat, 11 Jan
6:05 a.m. - 2:25 p.m.SFO-SEA
8h 20m1 stop
1:30 p.m. - 11:45 p.m.SEA-SFO
10h 15m2 stops
C$ 384Southwest
Find Deal
Fri, 10 Jan - Sun, 12 Jan
11:48 a.m. - 8:50 p.m.SFO-SEA
9h 02m1 stop
C$ 71Frontier
Find Deal
Mon, 16 Dec
6:05 a.m. - 8:27 a.m.SFO-SEA
2h 22mdirect
C$ 97Delta
Find Deal
Wed, 11 Dec
7:00 a.m. - 9:18 a.m.SFO-SEA
2h 18mdirect
C$ 111Alaska Airlines
Find Deal
Wed, 18 Dec
9:00 a.m. - 12:52 p.m.SFO-SEA
3h 52m1 stop
C$ 113Alaska Airlines
Find Deal
Tue, 10 Dec
9:44 a.m. - 12:20 p.m.SFO-SEA
2h 36mdirect
C$ 118Delta
Find Deal
Thu, 12 Dec
9:00 a.m. - 6:10 p.m.SFO-SEA
9h 10m1 stop
C$ 122Alaska Airlines
Find Deal
Mon, 17 Feb
4:45 p.m. - 7:05 p.m.SFO-SEA
2h 20mdirect
C$ 130United Airlines
Find Deal
Tue, 31 Dec
10:35 p.m. - 12:50 a.m.SFO-SEA
2h 15mdirect
C$ 146United Airlines
Find Deal
Wed, 11 Dec
6:30 a.m. - 6:15 p.m.SFO-SEA
11h 45m2 stops
C$ 216Southwest
Find Deal
Thu, 20 Mar
12:25 p.m. - 10:20 p.m.SFO-SEA
9h 55m2 stops
C$ 255Southwest
Find Deal
Fri, 3 Jan
6:05 a.m. - 8:30 a.m.SFO-SEA
2h 25mdirect
9:55 p.m. - 12:19 a.m.SEA-SFO
2h 24mdirect
C$ 585Delta
Find Deal
Mon, 25 Nov - Tue, 26 Nov
12:40 p.m. - 7:57 p.m.SFO-SEA
7h 17m1 stop
6:20 a.m. - 8:45 a.m.SEA-SFO
2h 25mdirect
C$ 599Delta
Find Deal
Mon, 25 Nov - Tue, 26 Nov
5:13 p.m. - 10:24 p.m.SFO-SEA
5h 11m1 stop
5:10 p.m. - 9:52 p.m.SEA-SFO
4h 42m1 stop
C$ 612Delta
Find Deal
Mon, 25 Nov - Tue, 26 Nov
12:40 p.m. - 10:23 p.m.SFO-SEA
9h 43m1 stop
7:05 a.m. - 1:30 p.m.SEA-SFO
6h 25m1 stop
C$ 637Delta
Find Deal
Mon, 25 Nov - Tue, 3 Dec
9:50 a.m. - 6:28 a.m.SFO-SEA
20h 38m1 stop
9:50 a.m. - 12:10 p.m.SEA-SFO
2h 20mdirect
C$ 644Alaska Airlines
Find Deal
Sat, 23 Nov - Sun, 24 Nov
8:00 a.m. - 10:22 a.m.SFO-SEA
2h 22mdirect
1:59 p.m. - 4:16 p.m.SEA-SFO
2h 17mdirect
C$ 654Alaska Airlines
Find Deal
Mon, 25 Nov - Tue, 3 Dec
4:30 p.m. - 10:30 p.m.SFO-SEA
6h 00m1 stop
2:00 p.m. - 4:17 p.m.SEA-SFO
2h 17mdirect
C$ 672United Airlines
Find Deal
Sat, 23 Nov - Tue, 3 Dec
8:55 p.m. - 10:00 a.m.SFO-SEA
13h 05m2 stops
5:00 a.m. - 12:15 p.m.SEA-SFO
7h 15m1 stop
C$ 729Southwest
Find Deal
Mon, 25 Nov - Thu, 28 Nov
2:30 p.m. - 10:10 p.m.SFO-SEA
7h 40m2 stops
7:00 a.m. - 3:55 p.m.SEA-SFO
8h 55m2 stops
C$ 736Southwest
Find Deal
Mon, 25 Nov - Thu, 28 Nov
10:35 a.m. - 12:53 p.m.SFO-SEA
2h 18mdirect
5:10 p.m. - 10:59 p.m.SEA-SFO
5h 49m1 stop
C$ 752United Airlines
Find Deal
Sat, 23 Nov - Mon, 2 Dec
6:52 p.m. - 9:09 p.m.SFO-SEA
2h 17mdirect
5:00 a.m. - 7:19 a.m.SEA-SFO
2h 19mdirect
C$ 192United Airlines
Find Deal
Sat, 14 Dec - Tue, 24 Dec
7:00 a.m. - 9:18 a.m.SFO-SEA
2h 18mdirect
9:40 p.m. - 11:58 p.m.SEA-SFO
2h 18mdirect
C$ 206Alaska Airlines
Find Deal
Wed, 18 Dec - Wed, 25 Dec
2:41 p.m. - 4:59 p.m.SFO-SEA
2h 18mdirect
7:51 p.m. - 10:06 p.m.SEA-SFO
2h 15mdirect
C$ 211Alaska Airlines
Find Deal
Tue, 10 Dec - Tue, 10 Dec
8:55 p.m. - 11:24 p.m.SFO-SEA
2h 29mdirect
9:55 p.m. - 12:15 a.m.SEA-SFO
2h 20mdirect
C$ 213Delta
Find Deal
Sat, 14 Dec - Sun, 15 Dec
8:35 p.m. - 11:00 p.m.SFO-SEA
2h 25mdirect
6:20 a.m. - 8:41 a.m.SEA-SFO
2h 21mdirect
C$ 216Delta
Find Deal
Sat, 11 Jan - Sun, 12 Jan
2:41 p.m. - 4:59 p.m.SFO-SEA
2h 18mdirect
5:45 p.m. - 8:03 p.m.SEA-SFO
2h 18mdirect
C$ 220Alaska Airlines
Find Deal
Tue, 10 Dec - Sat, 14 Dec
6:05 a.m. - 8:27 a.m.SFO-SEA
2h 22mdirect
9:35 a.m. - 12:05 p.m.SEA-SFO
2h 30mdirect
C$ 224Delta
Find Deal
Sun, 15 Dec - Wed, 18 Dec
2:43 p.m. - 4:59 p.m.SFO-SEA
2h 16mdirect
6:59 p.m. - 9:12 p.m.SEA-SFO
2h 13mdirect
C$ 225Alaska Airlines
Find Deal
Mon, 13 Jan - Mon, 13 Jan
7:00 a.m. - 9:18 a.m.SFO-SEA
2h 18mdirect
7:05 p.m. - 9:23 p.m.SEA-SFO
2h 18mdirect
C$ 227Alaska Airlines
Find Deal
Wed, 18 Dec - Fri, 27 Dec
9:30 p.m. - 11:50 p.m.SFO-SEA
2h 20mdirect
5:00 a.m. - 7:19 a.m.SEA-SFO
2h 19mdirect
C$ 238United Airlines
Find Deal
Wed, 25 Dec - Wed, 1 Jan

United Airlines flights from San Francisco to Seattle

Our best United Airlines deals on San Francisco to Seattle flight tickets
United Airlines
14 Dec
SFO6:52 p.m.San Francisco
2h 17m
SEA9:09 p.m.Seattle/Tacoma Intl
24 Dec
SEA5:00 a.m.Seattle/Tacoma Intl
2h 19m
SFO7:19 a.m.San Francisco
United Airlines
14 Dec
SFO6:52 p.m.San Francisco
2h 17m
SEA9:09 p.m.Seattle/Tacoma Intl
16 Dec
SEA9:25 a.m.Seattle/Tacoma Intl
2h 14m
SFO11:39 a.m.San Francisco
United Airlines
12 Dec
SFO10:40 a.m.San Francisco
2h 18m
SEA12:58 p.m.Seattle/Tacoma Intl
15 Dec
SEA5:15 a.m.Seattle/Tacoma Intl
2h 14m
SFO7:29 a.m.San Francisco

Delta flights from San Francisco to Seattle

Our best Delta deals on San Francisco to Seattle flight tickets
Delta
11 Jan
SFO8:35 p.m.San Francisco
2h 25m
SEA11:00 p.m.Seattle/Tacoma Intl
12 Jan
SEA9:55 a.m.Seattle/Tacoma Intl
2h 24m
SFO12:19 p.m.San Francisco
Delta
15 Dec
SFO6:05 a.m.San Francisco
2h 22m
SEA8:27 a.m.Seattle/Tacoma Intl
18 Dec
SEA9:35 a.m.Seattle/Tacoma Intl
2h 30m
SFO12:05 p.m.San Francisco
Delta
12 Dec
SFO9:44 a.m.San Francisco
2h 36m
SEA12:20 p.m.Seattle/Tacoma Intl
15 Dec
SEA9:55 p.m.Seattle/Tacoma Intl
2h 20m
SFO12:15 a.m.San Francisco

See travel insights to Seattle from

How to get the cheapest flight ticket from San Francisco to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from San Francisco to Seattle?

January. The cheapest time of year to fly to Seattle from San Francisco is January. The most expensive is June.

What is the cheapest day to depart San Francisco for Seattle?

Sunday. The cheapest day of the week is typically Sunday. The most expensive is typically Wednesday

When is the cheapest time to fly from San Francisco to Seattle?

In the morning. San Francisco to Seattle flights are approximately 48% more expensive in the afternoon than in the morning

What is the cheapest San Francisco to Seattle flight route?

San Francisco - Seattle/Tacoma Intl. Fly from San Francisco to Seattle/Tacoma Intl for the best San Francisco - Seattle flight prices

How far in advance should you book San Francisco to Seattle flights?

22 days before. The cheapest time to buy a flight from San Francisco to Seattle is approximately 22 days to departure

Can stopping save me money on San Francisco to Seattle flights?

You could potentially save up to 26% on your flight if you consider stops on a San Francisco to Seattle flight.

How have San Francisco to Seattle flight prices changed over time?

As of November 2024, prices for San Francisco to Seattle flights are approximately 18% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Seattle (SFO to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Seattle

Best price found

C$ 71

Fastest flight time

2h 13m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from San Francisco in the past 72 hours is C$ 71. The best round-trip flight deal from San Francisco to Seattle found on momondo in the last 72 hours is C$ 190.
The fastest flight from San Francisco to Seattle takes 2h 13m
Direct flights go from San Francisco to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • Is flying the fastest way to get from San Francisco to Seattle?

    The quickest way is to book a flight from San Francisco to Seattle, which can be as quick as 2h 13m onboard Alaska Airlines. You can also get a train from San Francisco to Seattle, or a bus from San Francisco to Seattle which can take you longer to arrive at your destination.

  • Is flying the cheapest way to get from San Francisco to Seattle?

    Planning to book a flight from San Francisco to Seattle can be a safe bet when looking for a low-cost deal to your destination. Currently, a train and a bus are priced higher than the cost of a flight. You can search prices for a train from San Francisco starting at C$ 319 to Seattle or a bus from San Francisco to Seattle starting at C$ 316 if that is your preferred method of transportation.

  • How far is San Francisco to Seattle/Tacoma Intl by plane?

    San Francisco and Seattle/Tacoma Intl are 1091.5 km apart from one another. In terms of flight time, this usually takes a little over 2h 13m.

  • When did momondo last update prices for flights from San Francisco Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from San Francisco Airport to Seattle/Tacoma Intl Airport are updated daily.

  • How many operators does momondo search for flights from San Francisco Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from San Francisco Airport to Seattle/Tacoma Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Francisco to Seattle?

  • What is the most popular airline from San Francisco to Seattle?


Best airlines flying from San Francisco to Seattle

Compare and see reviews for airlines that fly from San Francisco to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom C$ 191Free CancellationRating
8.0
9,461 reviews
Search Alaska Airlines flights
  • Alaska Airlines Flights From San Francisco to Seattle

    The lowest priced Alaska Airlines flight from San Francisco to Seattle from the last 72 hours was C$ 136. Generally, Alaska Airlines has 7 flights on this route every week with an average price of C$ 211. Alaska Airlines is rated 8.0/10 by our users.


Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Seattle?

It is quick and easy to find San Francisco to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

Can I find flights from San Francisco to Seattle with flexible booking policies on momondo?

All flight searches from San Francisco to Seattle on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Francisco to Seattle?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Francisco to Seattle.

I’m not ready to book a flight from San Francisco to Seattle right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Francisco to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.


An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Mon 25/11
Mon 2/12
Email me momondo's favourite deals

Find better results for your trip to the United States