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Cheap flights from San Francisco to Seattle from C$ 95

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 8/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Francisco to Seattle

Cheap round-trip flights

Hawaiian Airlines Logo
6:00 a.m. - 8:07 a.m.SFO-SEA
2h 07mdirect
Hawaiian Airlines Logo
11:30 a.m. - 1:46 p.m.SEA-SFO
2h 16mdirect
C$ 180Hawaiian Airlines
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Wed, 27 Aug - Wed, 27 Aug
Delta Logo
8:55 p.m. - 11:15 p.m.SFO-SEA
2h 20mdirect
Delta Logo
7:28 a.m. - 9:51 a.m.SEA-SFO
2h 23mdirect
C$ 188Delta
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Wed, 13 Aug - Wed, 20 Aug
Delta Logo
5:55 a.m. - 8:05 a.m.SFO-SEA
2h 10mdirect
Delta Logo
9:20 p.m. - 11:33 p.m.SEA-SFO
2h 13mdirect
C$ 189Delta
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Thu, 21 Aug - Mon, 25 Aug
Alaska Airlines Logo
8:00 a.m. - 2:26 p.m.SFO-SEA
6h 26m1 stop
Alaska Airlines Logo
5:05 p.m. - 7:19 p.m.SEA-SFO
2h 14mdirect
C$ 193Alaska Airlines
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Wed, 20 Aug - Wed, 20 Aug
Alaska Airlines Logo
2:45 p.m. - 4:54 p.m.SFO-SEA
2h 09mdirect
Alaska Airlines Logo
6:55 p.m. - 11:57 p.m.SEA-SFO
5h 02m1 stop
C$ 207Alaska Airlines
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Tue, 5 Aug - Tue, 5 Aug
American Airlines Logo
9:07 a.m. - 2:49 p.m.SFO-SEA
5h 42m1 stop
American Airlines Logo
7:00 a.m. - 12:47 p.m.SEA-SFO
5h 47m1 stop
C$ 218American Airlines
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Thu, 2 Oct - Mon, 6 Oct
Southwest Logo
7:50 a.m. - 6:40 p.m.SFO-SEA
10h 50m2 stops
Southwest Logo
5:00 a.m. - 11:20 a.m.SEA-SFO
6h 20m1 stop
C$ 222Southwest
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Wed, 20 Aug - Sat, 23 Aug
Southwest Logo
5:15 a.m. - 3:35 p.m.SFO-SEA
10h 20m1 stop
Southwest Logo
10:40 a.m. - 7:15 p.m.SEA-SFO
8h 35m2 stops
C$ 230Southwest
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Fri, 19 Sep - Mon, 22 Sep
United Airlines Logo
6:30 a.m. - 8:48 a.m.SFO-SEA
2h 18mdirect
United Airlines Logo
5:10 a.m. - 7:22 a.m.SEA-SFO
2h 12mdirect
C$ 241United Airlines
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Thu, 7 Aug - Tue, 12 Aug
United Airlines Logo
10:55 p.m. - 12:59 a.m.SFO-SEA
2h 04mdirect
United Airlines Logo
5:10 a.m. - 7:22 a.m.SEA-SFO
2h 12mdirect
C$ 245United Airlines
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Thu, 14 Aug - Mon, 18 Aug

Delta flights from San Francisco to Seattle

Our best Delta deals on San Francisco to Seattle flight tickets
Delta
13 Aug
SFO8:55 p.m.San Francisco
2h 20m
SEA11:15 p.m.Seattle/Tacoma Intl
20 Aug
SEA7:28 a.m.Seattle/Tacoma Intl
2h 23m
SFO9:51 a.m.San Francisco
C$ 188
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Delta
21 Aug
SFO5:55 a.m.San Francisco
2h 10m
SEA8:05 a.m.Seattle/Tacoma Intl
25 Aug
SEA9:20 p.m.Seattle/Tacoma Intl
2h 13m
SFO11:33 p.m.San Francisco
C$ 189
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Delta
22 Dec
SFO6:05 a.m.San Francisco
2h 18m
SEA8:23 a.m.Seattle/Tacoma Intl
29 Dec
SEA9:20 p.m.Seattle/Tacoma Intl
2h 14m
SFO11:34 p.m.San Francisco
C$ 236
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Alaska Airlines flights from San Francisco to Seattle

Our best Alaska Airlines deals on San Francisco to Seattle flight tickets
Alaska Airlines
20 Aug
SFO8:00 a.m.San Francisco
6h 26m
1 stop
SEA2:26 p.m.Seattle/Tacoma Intl
20 Aug
SEA5:05 p.m.Seattle/Tacoma Intl
2h 14m
SFO7:19 p.m.San Francisco
C$ 193
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Alaska Airlines
5 Aug
SFO2:45 p.m.San Francisco
2h 09m
SEA4:54 p.m.Seattle/Tacoma Intl
5 Aug
SEA6:55 p.m.Seattle/Tacoma Intl
5h 02m
1 stop
SFO11:57 p.m.San Francisco
C$ 207
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Alaska Airlines
14 Aug
SFO2:31 p.m.San Francisco
3h 49m
1 stop
SEA6:20 p.m.Seattle/Tacoma Intl
21 Aug
SEA7:00 a.m.Seattle/Tacoma Intl
6h 32m
1 stop
SFO1:32 p.m.San Francisco
C$ 214
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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 to Seattle?

If you aren’t able to travel to Seattle during the month of October, then flying in January is also cheap. Prices for this month can be found on momondo for an average of C$ 274.

What is the cheapest day to depart on your flight to Seattle?

Our data shows that Tuesday is the least expensive day to fly to Seattle. Tickets to fly out on this day can be as low as C$ 201. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around C$ 464. These prices are subject to change though, so be sure to set up a Price Alert for flights to Seattle.

What is the cheapest time of day to depart on your flight to Seattle?

Our most recent data shows that the best time of day to fly to Seattle is at noon. Flights from San Francisco to Seattle during this time can be as low as C$ 183. Flights in the morning are often more expensive with an average ticket price of C$ 419.

What is the cheapest San Francisco to Seattle/Tacoma Intl flight route?

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

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around C$ 324 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from San Francisco for as low as C$ 206 on momondo.

What cabin class options are available on San Francisco to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on San Francisco to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 8% 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 July 2025, prices for San Francisco to Seattle flights are approximately 5% more expensive 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$ 95

Fastest flight time

2h 04m

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$ 95. The best round-trip flight deal from San Francisco to Seattle found on momondo in the last 72 hours is C$ 180.
The fastest flight from San Francisco to Seattle takes 2h 04m
Direct flights go from San Francisco to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
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  • 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 04m.

  • 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$ 152Free CancellationRating
8.0
10,000 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$ 111. Generally, Alaska Airlines has 23 flights on this route every week with an average price of C$ 221. Alaska Airlines is rated 8.0/10 by our users.

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Marysville
Lynnwood
SeaTac
Tacoma
Olympia
Kirkland
Tukwila
Ellensburg
Redmond
Ocean Shores
Shoreline
Renton
Gig Harbor
Mukilteo
Cle Elum
Poulsbo
Puyallup
Centralia
Kent

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

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