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Cheap flights from Seattle to San Francisco from $67

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 6/5. 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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Mon 5/20

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Easily compare round-trip flights from Seattle to San Francisco

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to San Francisco by changing tabs
Frontier
May 21
SEA1:57 pmSeattle/Tacoma Intl
19h 10m
1 stop
SFO9:07 amSan Francisco
May 23
SFO5:15 amSan Francisco
8h 12m
1 stop
SEA1:27 pmSeattle/Tacoma Intl
Delta
Jun 5
SEA7:38 pmSeattle/Tacoma Intl
2h 12m
SFO9:50 pmSan Francisco
Jun 12
SFO5:55 amSan Francisco
2h 15m
SEA8:10 amSeattle/Tacoma Intl
Multiple Airlines
Aug 14
SEA7:51 pmSeattle/Tacoma Intl
5h 08m
1 stop
SFO12:59 amSan Francisco
Aug 17
SFO6:00 amSan Francisco
2h 12m
SEA8:12 amSeattle/Tacoma Intl
Alaska Airlines
Jun 8
SEA4:25 pmSeattle/Tacoma Intl
5h 10m
1 stop
SFO9:35 pmSan Francisco
Jun 12
SFO6:00 amSan Francisco
2h 15m
SEA8:15 amSeattle/Tacoma Intl
United Airlines
Jun 13
SEA6:30 amSeattle/Tacoma Intl
2h 24m
SFO8:54 amSan Francisco
Jun 17
SFO10:35 pmSan Francisco
2h 11m
SEA12:46 amSeattle/Tacoma Intl
Frontier
May 18
SEA10:08 pmSeattle/Tacoma Intl
10h 02m
1 stop
SFO8:10 amSan Francisco
May 22
SFO5:15 amSan Francisco
7h 42m
1 stop
SEA12:57 pmSeattle/Tacoma Intl

Find the cheapest one-way flights from Seattle to San Francisco

If you're looking for one-way flights from Seattle to San Francisco, view some of our deals below provided by Alaska Airlines, Delta and Frontier
Frontier
Jun 5
SEA9:41 pmSeattle/Tacoma Intl
9h 06m
1 stop
SFO6:47 amSan Francisco
Delta
Jun 12
SEA7:15 amSeattle/Tacoma Intl
2h 17m
SFO9:32 amSan Francisco
Alaska Airlines
Nov 2
SEA11:26 amSeattle/Tacoma Intl
2h 12m
SFO1:38 pmSan Francisco

Search last-minute flights to San Francisco from Seattle

Find and compare round-trip flight prices for your last-minute flight from Seattle to San Francisco
Frontier
May 15
SEA9:50 pmSeattle/Tacoma Intl
10h 00m
1 stop
SFO7:50 amSan Francisco
May 22
SFO5:15 amSan Francisco
7h 42m
1 stop
SEA12:57 pmSeattle/Tacoma Intl
Multiple Airlines
May 18
SEA10:08 pmSeattle/Tacoma Intl
10h 02m
1 stop
SFO8:10 amSan Francisco
May 28
SFO12:30 pmSan Francisco
2h 15m
SEA2:45 pmSeattle/Tacoma Intl
Frontier
May 15
SEA9:50 pmSeattle/Tacoma Intl
10h 00m
1 stop
SFO7:50 amSan Francisco
May 21
SFO5:15 amSan Francisco
7h 42m
1 stop
SEA12:57 pmSeattle/Tacoma Intl
Frontier
May 18
SEA1:57 pmSeattle/Tacoma Intl
19h 10m
1 stop
SFO9:07 amSan Francisco
May 23
SFO5:15 amSan Francisco
8h 12m
1 stop
SEA1:27 pmSeattle/Tacoma Intl
Alaska Airlines
May 16
SEA3:47 pmSeattle/Tacoma Intl
2h 09m
SFO5:56 pmSan Francisco
May 28
SFO8:00 amSan Francisco
3h 34m
1 stop
SEA11:34 amSeattle/Tacoma Intl
United Airlines
May 16
SEA7:25 amSeattle/Tacoma Intl
2h 20m
SFO9:45 amSan Francisco
May 22
SFO10:35 pmSan Francisco
2h 23m
SEA12:58 amSeattle/Tacoma Intl

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 $78Free CancellationRating
8.0
10,789 reviews
Search Delta flights
Alaska AirlinesPriceFrom $89Free CancellationRating
8.0
9,141 reviews
Search Alaska Airlines flights
Spirit AirlinesPriceFrom $89Free CancellationRating
6.4
8,706 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $109Free CancellationRating
7.4
11,043 reviews
Search United Airlines flights
FrontierPriceFrom $118Free CancellationRating
6.2
4,088 reviews
Search Frontier flights
American AirlinesPriceFrom $249Free CancellationRating
7.3
14,677 reviews
Search American Airlines flights
  • Delta Flights From Seattle to San Francisco

    Delta is one of the most popular airlines flying from Seattle to San Francisco, operating 35 flights/week on average for this route. A good Delta flight deal for Seattle to San Francisco starts from $78 round-trip, up to an average price of $198. Our users have rated Delta at 8.0/10.

  • Alaska Airlines Flights From Seattle to San Francisco

    The best Alaska Airlines deal for Seattle to San Francisco flight tickets found on momondo in the last 72 hours was $89, round-trip. It should be noted that an average Alaska Airlines flight deal for this route in this time was higher, at $218 round-trip. Alaska Airlines operates 28 flights out of Seattle into San Francisco in an average week, so prices vary by time and availability. 9,141 Alaska Airlines reviews by users on momondo have scored the airline at 8.0/10.


Frontier flights from Seattle to San Francisco

Our best Frontier deals on Seattle to San Francisco flight tickets
Frontier
May 21
SEA1:57 pmSeattle/Tacoma Intl
19h 10m
1 stop
SFO9:07 amSan Francisco
May 23
SFO5:15 amSan Francisco
8h 12m
1 stop
SEA1:27 pmSeattle/Tacoma Intl
Frontier
May 18
SEA10:08 pmSeattle/Tacoma Intl
10h 02m
1 stop
SFO8:10 amSan Francisco
May 22
SFO5:15 amSan Francisco
7h 42m
1 stop
SEA12:57 pmSeattle/Tacoma Intl
Frontier
May 21
SEA1:57 pmSeattle/Tacoma Intl
19h 10m
1 stop
SFO9:07 amSan Francisco
May 28
SFO7:49 amSan Francisco
23h 45m
1 stop
SEA7:34 amSeattle/Tacoma Intl

Delta flights from Seattle to San Francisco

Our best Delta deals on Seattle to San Francisco flight tickets
Delta
Jun 5
SEA7:38 pmSeattle/Tacoma Intl
2h 12m
SFO9:50 pmSan Francisco
Jun 12
SFO5:55 amSan Francisco
2h 15m
SEA8:10 amSeattle/Tacoma Intl
Delta
Jun 8
SEA9:59 pmSeattle/Tacoma Intl
2h 16m
SFO12:15 amSan Francisco
Jun 12
SFO5:55 amSan Francisco
2h 15m
SEA8:10 amSeattle/Tacoma Intl
Delta
Jun 15
SEA9:59 pmSeattle/Tacoma Intl
2h 16m
SFO12:15 amSan Francisco
Jun 18
SFO5:55 amSan Francisco
2h 15m
SEA8:10 amSeattle/Tacoma Intl

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 cheapest month to fly from Seattle to San Francisco?

October. The cheapest time of year to fly to San Francisco from Seattle is October. Most expensive is March

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

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

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

In the evening. Seattle to San Francisco flights are approximately 11% more expensive at noon than in the evening

What is the cheapest airline that flies to San Francisco from Seattle?

Spirit Airlines. Alaska Airlines, Delta, and Frontier are the most popular carriers operating from Seattle to San Francisco

What is the cheapest Seattle to San Francisco flight route?

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

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

49 days before. The cheapest time to buy a flight from Seattle to San Francisco is approximately 49 days to departure

How many flights depart from Seattle to San Francisco on average per day?

As of May 2024, 64 flights take off from Seattle and land in San Francisco each day. The most common flight departure time for this route is 6:00PM, with 30% of daily flights taking off at noon.

How many flights depart from Seattle to San Francisco on average per week?

448 flights are operational weekly from Seattle to San Francisco as of May 2024. The most popular departure day for this route is Friday, with 19% of flights per week taking off on this day.

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

There are 4 cabin classes available to choose from on Seattle 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 16% on your flight if you consider stops on a Seattle to San Francisco flight.

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

$67

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 $67. The best round-trip flight deal from Seattle to San Francisco found on momondo in the last 72 hours is $124.
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)

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

    We’ve found that taking a flight from Seattle to San Francisco with Alaska Airlines is more time-efficient when based simply on travel duration. A train from Seattle to San Francisco or a bus from Seattle to San Francisco can take you longer than a 2h 09m flight.

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

    Expect a flight to be one of the cheapest options available to you for travel. Currently, a flight has deals available from $124. While they may not be the most cost-effective options currently available a train from Seattle to San Francisco or a bus from Seattle to San Francisco can also be options worth looking into if other factors outside of cost are a higher priority.

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

    There are 678.2 mi between Seattle/Tacoma Intl and San Francisco. By plane, this route typically takes 2h 09m.

  • What is the carbon footprint of flying from Seattle/Tacoma Intl to San Francisco?

    Flying from Seattle/Tacoma Intl to San Francisco has a carbon footprint of about 557lb. Flight search results on momondo can be sorted by their carbon footprint. The carbon footprint of a train for this route is 74% less. If you can take the time, the carbon footprint of a bus for this journey would be 95lb, some 84% less than flying.

  • 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?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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.


Why use momondo?

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

It is quick and easy to find Seattle to San Francisco 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 San Francisco that suits you.

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?

momondo provides multiple filters to help you find the best flight to San Francisco from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to San Francisco, momondo offers a useful price alert feature which will track prices for flights to San Francisco from Seattle and alert you when they change.


Choose the best way to get from Seattle to San Francisco

Buses

22h 40m
$77 one-way$165 round-trip
Nonstop · from $165

Distance to downtown

E261.3 mi
95lb CO2

83% less than flights

Find Buses

Seattle to San Francisco Buses

Trains

22h 39m
$91 one-way$224 round-trip
Nonstop · from $224

Distance to downtown

9MY0.7 mi
151lb CO2

73% less than flights

Find Trains

Seattle to San Francisco Trains

Flights

2h 09m
$67 one-way$124 round-trip
Nonstop · from $1491 stop · from $159

Distance to downtown

SFO11.8 mi

An easier way to manage your San Francisco 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.

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Mon 5/20
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