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Cheap flights from Seattle to San Francisco from C$ 80

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to San Francisco departing on 2/2. 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 Seattle to San Francisco

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to San Francisco 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 Seattle to San Francisco.

Cheap last-minute flights

Planning a quick getaway from Seattle to San Francisco? 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 San Francisco, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to San Francisco

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

All round-trip flight deals to San Francisco

The cheapest plane tickets to San Francisco found on KAYAK recently.
8:03 a.m. - 10:24 a.m.SEA-SFO
2h 21mdirect
7:00 a.m. - 9:15 a.m.SFO-SEA
2h 15mdirect
C$ 167Alaska Airlines
Find Deal
Sun, 26 Jan - Mon, 27 Jan
8:20 p.m. - 7:14 a.m.SEA-SFO
10h 54m1 stop
11:49 a.m. - 8:50 p.m.SFO-SEA
9h 01m1 stop
C$ 171Frontier
Find Deal
Fri, 3 Jan - Fri, 10 Jan
6:10 a.m. - 8:31 a.m.SEA-SFO
2h 21mdirect
8:45 p.m. - 11:05 p.m.SFO-SEA
2h 20mdirect
C$ 181Delta
Find Deal
Sun, 2 Mar - Tue, 1 Apr
1:40 p.m. - 3:52 p.m.SEA-SFO
2h 12mdirect
7:40 p.m. - 9:57 p.m.SFO-SEA
2h 17mdirect
C$ 186Alaska Airlines
Find Deal
Sat, 3 May - Sat, 3 May
9:55 a.m. - 12:19 p.m.SEA-SFO
2h 24mdirect
6:10 a.m. - 8:35 a.m.SFO-SEA
2h 25mdirect
C$ 203Delta
Find Deal
Tue, 18 Feb - Fri, 21 Feb
7:00 a.m. - 9:21 a.m.SEA-SFO
2h 21mdirect
6:55 p.m. - 9:15 p.m.SFO-SEA
2h 20mdirect
C$ 217United Airlines
Find Deal
Wed, 19 Mar - Sat, 29 Mar
12:37 p.m. - 2:55 p.m.SEA-SFO
2h 18mdirect
10:35 p.m. - 12:55 a.m.SFO-SEA
2h 20mdirect
C$ 267United Airlines
Find Deal
Fri, 14 Feb - Sat, 22 Feb
9:10 a.m. - 7:10 p.m.SEA-SFO
10h 00m2 stops
9:00 a.m. - 8:10 p.m.SFO-SEA
11h 10m2 stops
C$ 291Southwest
Find Deal
Tue, 21 Jan - Wed, 22 Jan
8:44 p.m. - 9:26 a.m.SEA-SFO
12h 42m1 stop
10:59 p.m. - 9:20 a.m.SFO-SEA
10h 21m1 stop
C$ 297Frontier
Find Deal
Fri, 14 Feb - Sat, 22 Feb
7:30 a.m. - 2:50 p.m.SEA-SFO
7h 20m1 stop
1:40 p.m. - 11:20 p.m.SFO-SEA
9h 40m2 stops
C$ 349Southwest
Find Deal
Tue, 21 Jan - Thu, 23 Jan
9:52 p.m. - 8:50 a.m.SEA-SFO
10h 58m1 stop
C$ 80Frontier
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Sun, 2 Feb
6:55 p.m. - 9:08 p.m.SEA-SFO
2h 13mdirect
C$ 83Alaska Airlines
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Fri, 24 Jan
3:55 p.m. - 6:07 p.m.SEA-SFO
2h 12mdirect
C$ 84Alaska Airlines
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Wed, 8 Jan
12:50 p.m. - 3:09 p.m.SEA-SFO
2h 19mdirect
C$ 113United Airlines
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Tue, 7 Jan
3:18 p.m. - 12:09 a.m.SEA-SFO
8h 51m1 stop
C$ 127Frontier
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Sun, 19 Jan
7:10 p.m. - 12:14 a.m.SEA-SFO
5h 04m1 stop
C$ 130Delta
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Tue, 7 Jan
8:10 p.m. - 10:34 p.m.SEA-SFO
2h 24mdirect
C$ 134Delta
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Wed, 19 Mar
5:02 a.m. - 12:12 p.m.SEA-SFO
7h 10m1 stop
C$ 173United Airlines
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Wed, 19 Feb
1:30 p.m. - 11:05 p.m.SEA-SFO
9h 35m2 stops
C$ 187Southwest
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Thu, 20 Feb
8:15 a.m. - 7:05 p.m.SEA-SFO
10h 50m2 stops
C$ 196Southwest
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Sat, 11 Jan
11:20 a.m. - 1:40 p.m.SEA-SFO
2h 20mdirect
8:20 a.m. - 10:35 a.m.SFO-SEA
2h 15mdirect
C$ 438Alaska Airlines
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Mon, 23 Dec - Tue, 7 Jan
5:54 p.m. - 8:11 p.m.SEA-SFO
2h 17mdirect
5:40 p.m. - 7:57 p.m.SFO-SEA
2h 17mdirect
C$ 474Alaska Airlines
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Sun, 22 Dec - Tue, 21 Jan
9:55 a.m. - 12:25 p.m.SEA-SFO
2h 30mdirect
6:10 a.m. - 8:35 a.m.SFO-SEA
2h 25mdirect
C$ 527Delta
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Sat, 21 Dec - Mon, 6 Jan
6:00 a.m. - 12:02 p.m.SEA-SFO
6h 02m1 stop
9:00 a.m. - 11:20 a.m.SFO-SEA
2h 20mdirect
C$ 538United Airlines
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Sun, 22 Dec - Tue, 7 Jan
4:15 p.m. - 6:37 p.m.SEA-SFO
2h 22mdirect
8:40 p.m. - 11:05 p.m.SFO-SEA
2h 25mdirect
C$ 584Delta
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Thu, 19 Dec - Mon, 6 Jan
6:00 a.m. - 12:02 p.m.SEA-SFO
6h 02m1 stop
9:30 p.m. - 11:50 p.m.SFO-SEA
2h 20mdirect
C$ 680United Airlines
Find Deal
Sun, 22 Dec - Tue, 31 Dec
5:30 p.m. - 11:25 p.m.SEA-SFO
5h 55m1 stop
10:00 a.m. - 8:00 p.m.SFO-SEA
10h 00m2 stops
C$ 730Southwest
Find Deal
Thu, 19 Dec - Thu, 2 Jan
11:30 a.m. - 10:10 p.m.SEA-SFO
10h 40m2 stops
10:00 a.m. - 8:00 p.m.SFO-SEA
10h 00m2 stops
C$ 737Southwest
Find Deal
Thu, 19 Dec - Thu, 2 Jan
8:05 p.m. - 7:14 a.m.SEA-SFO
11h 09m1 stop
6:00 a.m. - 1:10 p.m.SFO-SEA
7h 10m1 stop
C$ 877Frontier
Find Deal
Fri, 20 Dec - Mon, 23 Dec
9:36 p.m. - 7:59 a.m.SEA-SFO
10h 23m1 stop
12:04 p.m. - 6:12 p.m.SFO-SEA
6h 08m1 stop
C$ 927Frontier
Find Deal
Sun, 22 Dec - Sat, 28 Dec
6:10 a.m. - 8:31 a.m.SEA-SFO
2h 21mdirect
6:10 a.m. - 8:35 a.m.SFO-SEA
2h 25mdirect
C$ 166Delta
Find Deal
Sun, 12 Jan - Thu, 16 Jan
8:03 a.m. - 10:24 a.m.SEA-SFO
2h 21mdirect
7:00 a.m. - 9:15 a.m.SFO-SEA
2h 15mdirect
C$ 167Alaska Airlines
Find Deal
Sun, 26 Jan - Mon, 27 Jan
6:10 a.m. - 8:31 a.m.SEA-SFO
2h 21mdirect
8:45 p.m. - 11:05 p.m.SFO-SEA
2h 20mdirect
C$ 181Delta
Find Deal
Sun, 2 Mar - Tue, 1 Apr
1:40 p.m. - 3:52 p.m.SEA-SFO
2h 12mdirect
7:40 p.m. - 9:57 p.m.SFO-SEA
2h 17mdirect
C$ 186Alaska Airlines
Find Deal
Sat, 3 May - Sat, 3 May
11:20 a.m. - 1:37 p.m.SEA-SFO
2h 17mdirect
7:00 a.m. - 9:15 a.m.SFO-SEA
2h 15mdirect
C$ 193Alaska Airlines
Find Deal
Sat, 1 Feb - Sat, 8 Feb
7:00 a.m. - 9:11 a.m.SEA-SFO
2h 11mdirect
2:40 p.m. - 4:55 p.m.SFO-SEA
2h 15mdirect
C$ 194Alaska Airlines
Find Deal
Tue, 29 Apr - Tue, 6 May
11:30 a.m. - 1:47 p.m.SEA-SFO
2h 17mdirect
5:40 p.m. - 7:57 p.m.SFO-SEA
2h 17mdirect
C$ 196Alaska Airlines
Find Deal
Tue, 21 Jan - Sat, 25 Jan
7:00 a.m. - 9:21 a.m.SEA-SFO
2h 21mdirect
6:55 p.m. - 9:15 p.m.SFO-SEA
2h 20mdirect
C$ 217United Airlines
Find Deal
Wed, 19 Mar - Sat, 29 Mar
12:37 p.m. - 2:55 p.m.SEA-SFO
2h 18mdirect
10:35 p.m. - 12:55 a.m.SFO-SEA
2h 20mdirect
C$ 267United Airlines
Find Deal
Fri, 14 Feb - Sat, 22 Feb
12:50 p.m. - 3:09 p.m.SEA-SFO
2h 19mdirect
1:25 p.m. - 3:45 p.m.SFO-SEA
2h 20mdirect
C$ 269United Airlines
Find Deal
Thu, 9 Jan - Sun, 12 Jan

United Airlines flights from Seattle to San Francisco

Our best United Airlines deals on Seattle to San Francisco flight tickets
United Airlines
19 Mar
SEA7:00 a.m.Seattle/Tacoma Intl
2h 21m
SFO9:21 a.m.San Francisco
29 Mar
SFO6:55 p.m.San Francisco
2h 20m
SEA9:15 p.m.Seattle/Tacoma Intl
United Airlines
14 Feb
SEA12:37 p.m.Seattle/Tacoma Intl
2h 18m
SFO2:55 p.m.San Francisco
22 Feb
SFO10:35 p.m.San Francisco
2h 20m
SEA12:55 a.m.Seattle/Tacoma Intl
United Airlines
9 Jan
SEA12:50 p.m.Seattle/Tacoma Intl
2h 19m
SFO3:09 p.m.San Francisco
12 Jan
SFO1:25 p.m.San Francisco
2h 20m
SEA3:45 p.m.Seattle/Tacoma Intl

Delta flights from Seattle to San Francisco

Our best Delta deals on Seattle to San Francisco flight tickets
Delta
2 Mar
SEA6:10 a.m.Seattle/Tacoma Intl
2h 21m
SFO8:31 a.m.San Francisco
1 Apr
SFO8:45 p.m.San Francisco
2h 20m
SEA11:05 p.m.Seattle/Tacoma Intl
Delta
18 Feb
SEA9:55 a.m.Seattle/Tacoma Intl
2h 24m
SFO12:19 p.m.San Francisco
21 Feb
SFO6:10 a.m.San Francisco
2h 25m
SEA8:35 a.m.Seattle/Tacoma Intl
Delta
17 Jan
SEA1:35 p.m.Seattle/Tacoma Intl
2h 12m
SFO3:47 p.m.San Francisco
18 Jan
SFO1:30 p.m.San Francisco
2h 24m
SEA3:54 p.m.Seattle/Tacoma Intl

See travel insights to San Francisco from

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

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 typical price of a round-trip flight between Seattle and San Francisco?

What is the cheapest month to fly to San Francisco?

The cheapest month to fly to San Francisco from Seattle is in September. Flight prices, which tend to average around C$ 294, are often lower during this time because this is during the off-season. The month of January is another great option to travel to San Francisco, with average flight prices from Seattle averaging around C$ 300.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Seattle to San Francisco is on a Tuesday. Travellers who choose to depart for San Francisco on a Tuesday will often find tickets for as low as C$ 238. On the other hand, Sunday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 466.

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

Flying to San Francisco from Seattle at noon is the least expensive time of day to depart. momondo users have found prices as low as C$ 242 when looking at flights departing at noon. In contrast, the most expensive time of day to depart to San Francisco is in the afternoon when prices are around C$ 310.

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

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

How far in advance should I book a flight to San Francisco?

In general, most travellers find the cheapest time to book a flight to San Francisco is about 57 days prior to their departure date, when tickets on average are C$ 336. Don’t hesitate to check prices now though, because momondo users recently found tickets for as low as C$ 330.

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

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to San Francisco 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 Seattle to San Francisco flights?

You could potentially save up to 3% on your flight if you consider stops on a Seattle to San Francisco flight.

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

As of December 2024, prices for Seattle to San Francisco flights are approximately 4% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to San Francisco

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

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

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

Best price found

C$ 80

Fastest flight time

2h 09m

Direct flights

Every day

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Seattle in the past 72 hours is C$ 80. The best round-trip flight deal from Seattle to San Francisco found on momondo in the last 72 hours is C$ 167.
The fastest flight from Seattle to San Francisco takes 2h 09m
Direct flights go from Seattle to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)

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

    The straight-line distance from Seattle/Tacoma Intl to San Francisco is 1091.5 km. Typically, this will take 2h 09m by plane in normal conditions.

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

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

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

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

  • What documentation or ID do you need to fly to San Francisco Airport?

    The travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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


Best airlines flying from Seattle to San Francisco

Compare and see reviews for airlines that fly from Seattle to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom C$ 111Free CancellationRating
8.0
8,604 reviews
Search Delta flights
FrontierPriceFrom C$ 158Free CancellationRating
6.1
3,479 reviews
Search Frontier flights
Alaska AirlinesPriceFrom C$ 180Free CancellationRating
8.0
9,552 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom C$ 241Free CancellationRating
7.4
9,059 reviews
Search United Airlines flights
  • Delta Flights From Seattle to San Francisco

    The lowest priced Delta flight from Seattle to San Francisco from the last 72 hours was C$ 78. Generally, Delta has 5 flights on this route every week with an average price of C$ 157. Delta is rated 8.0/10 by our users.

  • Alaska Airlines Flights From Seattle to San Francisco

    Another popular option for Seattle to San Francisco flights is Alaska Airlines (8.0/10, 9,554 ratings). Alaska Airlines flies from Seattle to San Francisco around 6 times per week, with deals starting from C$ 126 round-trip and rising to an average price of around C$ 201.


Why use momondo?

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

Finding the right flight to San Francisco from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Francisco quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to San Francisco from Seattle which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Seattle to San Francisco flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Seattle to San Francisco flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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