Cheap flights from Seattle to San Francisco (SEA - SFO)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

The best prices from Seattle/Tacoma Intl to San Francisco are usually found in March or January, booked 33 days in advance, depart on a Thursday or Saturday and return on a Wednesday

How to find the cheapest flight from
Seattle (SEA) to San Francisco (SFO)

All the information you need to plan the best SEA to SFO flight in 2022: compare Seattle to San Francisco flight prices with the expected peak season, weather and rainfall in San Francisco.
SEA - SFO
Price
$146 - $182
SFO
Temperature
51.8 - 62.6 °F
SFO
Rainfall
0 - 4.4 inches

Popular in

December

High demand for flights, 13% potential price rise

Cheapest in

March

Best time to find cheap flights, 8% potential price drop

Round-trip from

$146

From Seattle/Tacoma Intl to San Francisco

One-way from

$110

One-way flight from Seattle/Tacoma Intl to San Francisco

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from Seattle to San Francisco (SEA - SFO)?

Unlike in the morning, when flights are generally more expensive, you can save up to 9% on flights from Seattle to San Francisco by exploring options for tickets in the evening.

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

Travelers have found it’s best to book a flight 29 days in advance to save up to 181% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 29 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Seattle to San Francisco 1-2 weeks in advance for as low as $266, or $424 for flights within the next 24 hours.

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

The best pricing can be found in the month of March. Prices to San Francisco from Seattle average $159. You can even find prices in March for less than $159, as users have found deals to San Francisco from as low as $112. The month of December appears to be one of the more expensive times to travel to San Francisco from Seattle. Flying in the targeted month can save you up to 14%.

What is the cheapest day to fly round-trip from Seattle to San Francisco?

Travelers have found that booking a Wednesday departure is the best way to save up to 23% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

Cheap flights from Seattle to San Francisco in May, June 2022

The best prices found for SEA to SFO flights for May, June
11 Jun - 12 Jul
$207pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
Non-Stop
SFO
San Francisco
SFO
San Francisco
United Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
14 Jun - 21 Jun
$208pp
SEA
Seattle/Tacoma Intl
United Airlines
Non-Stop
SFO
San Francisco
SFO
San Francisco
United Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
11 Jun - 12 Jul
$213pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
Non-Stop
SFO
San Francisco
SFO
San Francisco
United Airlines
Non-Stop
SEA
Seattle/Tacoma Intl

Seattle/Tacoma Intl to San Francisco 2022 flight deals

Cheap flights to San Francisco from Seattle found for this year
17 Sep - 1 Oct
$158pp
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
SFO
San Francisco
SFO
San Francisco
Delta
Non-Stop
SEA
Seattle/Tacoma Intl
15 Aug - 30 Aug
$160pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
SFO
San Francisco
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
24 Sep - 28 Sep
$167pp
SEA
Seattle/Tacoma Intl
United Airlines
Non-Stop
SFO
San Francisco
SFO
San Francisco
United Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

Non-stop flights to San Francisco from Seattle

Save time with Seattle to San Francisco direct flight deals
17 Sep - 1 Oct
$158pp
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
SFO
San Francisco
SFO
San Francisco
Delta
Non-Stop
SEA
Seattle/Tacoma Intl
15 Aug - 30 Aug
$160pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
SFO
San Francisco
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
24 Sep - 26 Sep
$168pp
SEA
Seattle/Tacoma Intl
United Airlines
Non-Stop
SFO
San Francisco
SFO
San Francisco
United Airlines
Non-Stop
SEA
Seattle/Tacoma Intl

Last minute flights from Seattle to San Francisco

Late deals on round-trip flights to San Francisco from Seattle, departing today and this week
29 May - 31 May
$306pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
SFO
San Francisco
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
2 Jun - 4 Jun
$318pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
SFO
San Francisco
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
29 May - 2 Jun
$320pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
SFO
San Francisco
Alaska Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

One-way flights to San Francisco from Seattle

The cheapest one-way flights from Seattle to San Francisco
2:00 am - 12:16 pm
Multiple Airlines
1 Stop
10h 16m
SEA - SFO
Multiple Airlines
$110
Kiwi.com
5:58 am - 12:04 pm
Delta
1 Stop
6h 06m
SEA - SFO
Delta
$113
Delta
2:00 am - 4:15 am
American Airlines
Nonstop
2h 15m
SEA - SFO
American Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">San Francisco</span> flights.

Flight FAQs

From Seattle to San Francisco

What airports do I use to fly from Seattle to San Francisco?

San Francisco is the airport most travelers will use when flying to San Francisco from Seattle/Tacoma Intl. Booking flights from Seattle/Tacoma Intl (SEA) to San Francisco (SFO) should be relatively easy as there are 52 daily flights to San Francisco from 11 different airlines. 2h 05m is how long a flight from Seattle to San Francisco will take if you book a nonstop flight.

Which airlines flying from Seattle/Tacoma Intl to San Francisco have flexible cancellations due to COVID-19?

Some of our airline partners flying from Seattle/Tacoma Intl to San Francisco have new flexible policies in place due to COVID-19. Alaska Airlines, United Airlines, and Delta are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Alaska Airlines with this kind of flexibility.

Can I find flights from Seattle to San Francisco for under $200 on Cheapflights?

Yes, there are multiple flights from Seattle to San Francisco for under $200. The cheapest flight booked recently is on Delta for just $158, but on average you can expect to pay $182.

Are there nonstop flights from Seattle to San Francisco for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Seattle to San Francisco under $200. A good price for a nonstop flight from Seattle to San Francisco is less than $188.

Are there last-minute flights available from Seattle to San Francisco for under $400?

There are currently 20+ open flights from Seattle to San Francisco within the next 7 days for less than $400.

What days are nonstop flights available from Seattle to San Francisco?

Days when nonstop flights are available for this flight are: Sunday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this Seattle to San Francisco flight route?

This flight path from Seattle/Tacoma Intl to San Francisco was viewed by 90 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

Per day, 73 flights depart from Seattle to San Francisco on average.
Early Morning (Midnight to 6am) - 8% of flight departures
Morning (6am - Noon) - 48% of flight departures
Afternoon (Noon - 6pm) - 23% of flight departures
Evening (6pm - Midnight) - 21% of flight departures

How long is the flight from Seattle to San Francisco?

Departing from Seattle to San Francisco will take you 2h 12m. The distance between Seattle and San Francisco is about 683 mi. Most flights are nonstop.

What are the cheapest airlines flying from Seattle to San Francisco round-trip?

Our cheapest airline available from Seattle to San Francisco is Delta. Our recent data shows that you can find tickets from as low as $158 on this airline. Additional options worth looking into are Alaska Airlines and United Airlines, starting at $160 and $167 round-trip.

What are the cheapest airlines to fly from Seattle to San Francisco one-way?

$59 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $79 and $88, respectively.

What are the most reliable airlines from Seattle to San Francisco?

Consider Horizon Air (100%), SWISS (95%) or SkyWest Airlines (94%) when booking your flight. These represent the most reliable airlines when flying from Seattle to San Francisco.

What are the most popular airlines that fly from Seattle to San Francisco?

Major Airline, American Airlines and Alaska Airlines are the most popular airlines when flying from Seattle to San Francisco.

What are the cheapest flights from Seattle to San Francisco?

On average you can expect to pay $452 for a flight from Seattle to San Francisco. The cheapest flight overall is $73 while the most popular route, (Seattle/Tacoma Intl - San Francisco) is currently priced at $158.

COVID Restrictions

View COVID Travel Restrictions for San Francisco, CA

Do I need a COVID test to fly to San Francisco from Seattle?

Information is based on travel restrictions for travel to San Francisco within the United States

Most visitors from Seattle/Tacoma Intl need to provide a negative COVID-19 test result and/or quarantine to enter San Francisco.

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to San Francisco.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering San Francisco.

Do I need a test to fly back to Seattle from San Francisco?

Returning to Seattle/Tacoma Intl from San Francisco

COVID-19 testing requirements
Visitors from San Francisco must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Seattle/Tacoma Intl.

Quarantine requirements
Visitors from San Francisco are not required to quarantine after entering Seattle/Tacoma Intl.

Hide COVID Travel Restrictions for San Francisco, CA

Alternative routes for Seattle to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for San Francisco

Things to know before you go - useful duration and weather info for your trip from Seattle to San Francisco.
Flight duration from SEA to SFO
2h 11m
Average temperature for May in San Francisco
69.8 °F
Avg rainfall for May in San Francisco
0.6 ″

Airports servicing Seattle

Airports servicing San Francisco

Top 8 airlines flying from Seattle/Tacoma Intl to San Francisco

The chart below displays the airlines Cheapflights users traveling from Seattle to San Francisco choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Juneyao Airlines
$10 $22 No cancel fee 66%

We couldn't confirm the COVID-19 safety measures taken by Juneyao Airlines. Please check directly on their website for additional information.

Delta
$74 $187 No cancel fee N/A
United Airlines
$77 $177 No cancel fee 69%
Alaska Airlines
$78 $177 No cancel fee 75%
Frontier
$103 $148 No cancel fee 62%
JetBlue
$149 $363 No cancel fee 62%
American Airlines
$193 $386 No cancel fee 71%
JSX
$238 $337 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by JSX. Please check directly on their website for additional information.

Hourly flight availability from Seattle to San Francisco

See what time of day planes typically take off from Seattle towards San Francisco.
Evening 6 PM to midnight 39% of SEA to SFO departures
Afternoon Noon to 6 PM 31% of SEA to SFO departures
Morning 6 AM to noon 25% of SEA to SFO departures
Early morning Midnight to 6 AM 5% of SEA to SFO departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Seattle to San Francisco
See how many times per day planes take to the skies headed from Seattle to San Francisco.
Sunday
36 daily flights
Monday
66 daily flights
Tuesday
69 daily flights
Wednesday
55 daily flights
Thursday
55 daily flights
Friday
61 daily flights
Saturday
23 daily flights
Home North America USA California San Francisco Cheap flights from Seattle to San Francisco