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

Southwest, Alaska Airlines, and United Airlines are the most popular carriers operating from Washington to San Francisco

How long does it take to fly to San Francisco?

Flight times from State of Washington to San Francisco vary, but if you’re flying out of Spokane and flying into San Francisco (one of the most popular routes), then the duration is 2h 08m on average. Another popular route from State of Washington to San Francisco is flying from Pasco to San Francisco, which will take roughly 2h 08m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to San Francisco?

Alaska Airlines, United Airlines and Delta are the top three most popular airlines that fly to San Francisco from State of Washington according to our data. Alaska Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 9 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Washington to San Francisco Airport?

Prices for flights from Washington to San Francisco Airport are updated daily.

How many operators does momondo search for flights from Washington to San Francisco Airport?

As of September 2025, there are 8 operators available to choose from for flights from Washington to San Francisco Airport.

How old do you have to be to fly from Washington 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 Washington to San Francisco Airport.

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

The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$52 Cheap Flights from Washington to San Francisco in 2025/26

Q: How many flights depart from State of Washington to San Francisco on average per day?

The number of flights available between State of Washington and San Francisco is 170 per day as of September 2025. The most frequent departure time is 7:00AM, with 43% of daily flights leaving in the afternoon.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Washington to San Francisco

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

8:20 am - 10:29 amPAE-SFO

2h 09mnonstop

9:45 pm - 11:55 pmSFO-PAE

2h 10mnonstop

$97Alaska Airlines

Find Deal

Thu, Nov 13 - Sat, Nov 15

5:10 am - 10:55 amPDX-SFO

5h 45m1 stop

3:50 pm - 11:45 pmSFO-PDX

7h 55m1 stop

$104Southwest

Find Deal

Tue, Oct 28 - Wed, Oct 29

7:30 pm - 12:19 amPDX-SFO

4h 49m1 stop

8:00 am - 9:47 amSFO-PDX

1h 47mnonstop

$115

Find Deal

Fri, Oct 10 - Wed, Oct 15

2:30 pm - 4:21 pmPDX-SFO

1h 51mnonstop

9:47 pm - 11:32 pmSFO-PDX

1h 45mnonstop

$117Hawaiian Airlines

Find Deal

Sat, Oct 4 - Mon, Oct 13

3:26 pm - 12:14 amPDX-SFO

8h 48m1 stop

8:00 am - 9:49 amSFO-PDX

1h 49mnonstop

$118

Find Deal

Mon, Nov 10 - Thu, Nov 13

3:29 pm - 5:22 pmPDX-SFO

1h 53mnonstop

6:59 pm - 8:50 pmSFO-PDX

1h 51mnonstop

$127Hawaiian Airlines

Find Deal

Fri, Nov 7 - Mon, Nov 10

10:25 am - 12:43 pmSEA-SFO

2h 18mnonstop

10:30 am - 12:52 pmSFO-SEA

2h 22mnonstop

$137Delta

Find Deal

Tue, Oct 14 - Tue, Oct 21

7:30 am - 9:27 amPDX-SFO

1h 57mnonstop

8:55 pm - 10:46 pmSFO-PDX

1h 51mnonstop

$142United Airlines

Find Deal

Wed, Dec 24 - Sun, Dec 28

12:33 pm - 3:05 pmGEG-SFO

2h 32mnonstop

4:29 pm - 6:44 pmSFO-GEG

2h 15mnonstop

$147United Airlines

Find Deal

Wed, Dec 3 - Fri, Dec 5

5:05 am - 12:43 pmGEG-SFO

7h 38m1 stop

6:00 am - 10:36 amSFO-GEG

4h 36m1 stop

$151Delta

Find Deal

Tue, Oct 7 - Tue, Oct 14

Delta flights from State of Washington to San Francisco

Our best Delta deals on State of Washington to San Francisco flight tickets

Delta

Oct 14

SEA10:25 amSeattle/Tacoma Intl

2h 18m

SFO12:43 pmSan Francisco

Oct 21

SFO10:30 amSan Francisco

2h 22m

SEA12:52 pmSeattle/Tacoma Intl

$137

Find similar

Delta

Oct 7

GEG5:05 amSpokane

7h 38m

1 stop

SFO12:43 pmSan Francisco

Oct 14

SFO6:00 amSan Francisco

4h 36m

1 stop

GEG10:36 amSpokane

$151

Find similar

Delta

Oct 7

GEG4:50 pmSpokane

5h 02m

1 stop

SFO9:52 pmSan Francisco

Oct 9

SFO6:00 amSan Francisco

4h 36m

1 stop

GEG10:36 amSpokane

$164

Find similar

Alaska Airlines flights from State of Washington to San Francisco

Our best Alaska Airlines deals on State of Washington to San Francisco flight tickets

Alaska Airlines

Nov 13

PAE8:20 amEverett Paine Field

2h 09m

SFO10:29 amSan Francisco

Nov 15

SFO9:45 pmSan Francisco

2h 10m

PAE11:55 pmEverett Paine Field

$97

Find similar

Alaska Airlines

Oct 29

PDX10:40 amPortland

1h 55m

SFO12:35 pmSan Francisco

Nov 5

SFO7:00 amSan Francisco

6h 49m

1 stop

PDX1:49 pmPortland

$120

Find similar

Alaska Airlines

Nov 14

PDX10:40 amPortland

1h 55m

SFO12:35 pmSan Francisco

Nov 17

SFO6:59 pmSan Francisco

1h 51m

PDX8:50 pmPortland

$122

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Washington to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

EverettSan Francisco

PAE - SFO

PAESFO

Everett Paine Field

Thu 11/13

8:20 am-10:29 am

Nonstop2h 09m

San Francisco

Sat 11/15

9:45 pm-11:55 pm

Nonstop2h 10m

$97

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Tue 10/28

5:10 am-10:55 am

1 stop5h 45m

San Francisco

Wed 10/29

3:50 pm-11:45 pm

1 stop7h 55m

$104

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Fri 10/10

7:30 pm-12:19 am

1 stop4h 49m

San Francisco

Wed 10/15

8:00 am-9:47 am

Nonstop1h 47m

$115

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 10/4

2:30 pm-4:21 pm

Nonstop1h 51m

San Francisco

Mon 10/13

9:47 pm-11:32 pm

Nonstop1h 45m

$117

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Mon 11/10

3:26 pm-12:14 am

1 stop8h 48m

San Francisco

Thu 11/13

8:00 am-9:49 am

Nonstop1h 49m

$118

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Fri 11/7

3:29 pm-5:22 pm

Nonstop1h 53m

San Francisco

Mon 11/10

6:59 pm-8:50 pm

Nonstop1h 51m

$127

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Tue 10/14

10:25 am-12:43 pm

Nonstop2h 18m

San Francisco

Tue 10/21

10:30 am-12:52 pm

Nonstop2h 22m

$137

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Wed 12/24

7:30 am-9:27 am

Nonstop1h 57m

San Francisco

Sun 12/28

8:55 pm-10:46 pm

Nonstop1h 51m

$142

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Wed 12/3

12:33 pm-3:05 pm

Nonstop2h 32m

San Francisco

Fri 12/5

4:29 pm-6:44 pm

Nonstop2h 15m

$147

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Tue 10/7

5:05 am-12:43 pm

1 stop7h 38m

San Francisco

Tue 10/14

6:00 am-10:36 am

1 stop4h 36m

$151

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington 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

Prices

Airlines

Other information

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $216.

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

The cheapest day to depart from State of Washington to San Francisco is on a Friday when prices can be found for as low as $291. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $534.

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

Our data shows that the cheapest State of Washington to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $298. Flights in the afternoon are often more expensive with an average ticket price of $458.

What is the cheapest Washington to San Francisco flight route?

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

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

You are more likely to see cheaper flights to San Francisco from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $234 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from State of Washington for as low as $152 on momondo.

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

There are 4 cabin classes available to choose from on Washington 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 State of Washington to San Francisco flights?

No. A direct flight is the cheapest option for a flight between State of Washington to San Francisco.

Cheap State of Washington to San Francisco flight deals and tips

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

Best Price Found	$148
Fastest flight time	1h 48m
Direct flights	Every day
Airports in San Francisco	1 airport

The best one-way flight to San Francisco from State of Washington in the past 72 hours is $148. The best round-trip flight deal from State of Washington to San Francisco found on momondo in the last 72 hours is $210.

The fastest flight from State of Washington to San Francisco takes 1h 48m

Direct flights go from State of Washington to San Francisco every day.

There is 1 airport near San Francisco: San Francisco (SFO)

Search flight deals

When did momondo last update prices for flights from Washington to San Francisco Airport?
Prices for flights from Washington to San Francisco Airport are updated daily.
How many operators does momondo search for flights from Washington to San Francisco Airport?
As of September 2025, there are 8 operators available to choose from for flights from Washington to San Francisco Airport.
How old do you have to be to fly from Washington 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 Washington to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from State of Washington to San Francisco?
momondo data reveals that the most frequently booked plane model on the route from State of Washington to San Francisco is Boeing 737-800 Passenger/BBJ2 (winglets), representing 20.22% of all bookings. The subsequent popular models are Boeing 737-900 Passenger/BBJ3 (winglets) at 17.87%, Boeing 737 at 8.56%, and Boeing 737 MAX 9 at 7.40%.

Best airlines flying from State of Washington to San Francisco

Compare and see reviews for airlines that fly from State of Washington to San Francisco with momondo

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $94	Free Cancellation	Rating 7.2 699 reviews	Search Allegiant Air flights
Hawaiian Airlines	PriceFrom $98	Free Cancellation	Rating 7.8 2,723 reviews	Search Hawaiian Airlines flights
Frontier	PriceFrom $100	Free Cancellation	Rating 5.8 3,172 reviews	Search Frontier flights
Delta	PriceFrom $101	Free Cancellation	Rating 7.9 7,954 reviews	Search Delta flights
United Airlines	PriceFrom $121	Free Cancellation	Rating 7.4 8,929 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $130	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $226	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Santa Cruz

Carmel-by-the-Sea

Modesto

Sonoma

Calistoga

Bodega Bay

Roseville

Hayward

Big Sur

Santa Clara

Daly City

Fremont

Berkeley

Half Moon Bay

Walnut Creek

Vallejo

Redwood City

Salinas

South San Francisco

Fairfield

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington to San Francisco. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once all potential Washington to San Francisco flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to San Francisco from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Wed 10/15

Wed 10/22

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing California

Popular cities in the United States

Flights to New Yorkfrom $49

Flights to Los Angelesfrom $49

Flights to Miamifrom $49

Flights to Chicagofrom $49

Flights to Orlandofrom $59

Flights to Las Vegasfrom $49

Flights to Washington, D.C.from $54

Flights to Bostonfrom $62

Flights to Atlantafrom $49

Flights to Dallasfrom $68

Flights to Seattlefrom $69

Flights to Denverfrom $61

Fly to other destinations from Washington

Flights from Bellingham to Oakland

Flights from Bellingham to Las Vegas Harry Reid Intl

Flights from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl

Flights from Spokane to Las Vegas Harry Reid Intl

Flights from Seattle/Tacoma Intl to Walla Walla

Flights from Seattle/Tacoma Intl to Phoenix Sky Harbor Intl

Cheap flights from Washington to San Francisco from $52

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to San Francisco departing on 11/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Washington to San Francisco

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Delta flights from State of Washington to San Francisco

Our best Delta deals on State of Washington to San Francisco flight tickets

Alaska Airlines flights from State of Washington to San Francisco

Our best Alaska Airlines deals on State of Washington to San Francisco flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington to San Francisco that are best for you.

See travel insights to San Francisco from

How to get the cheapest flight ticket from State of Washington 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 to San Francisco?

If you aren’t able to travel to San Francisco during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $216.

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

The cheapest day to depart from State of Washington to San Francisco is on a Friday when prices can be found for as low as $291. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $534.

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

Our data shows that the cheapest State of Washington to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $298. Flights in the afternoon are often more expensive with an average ticket price of $458.

What is the cheapest Washington to San Francisco flight route?

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

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

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

There are 4 cabin classes available to choose from on Washington 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 State of Washington to San Francisco flights?

No. A direct flight is the cheapest option for a flight between State of Washington to San Francisco.

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

Southwest, Alaska Airlines, and United Airlines are the most popular carriers operating from Washington to San Francisco

What airlines fly to San Francisco?

How many flights depart from State of Washington to San Francisco on average per day?

The number of flights available between State of Washington and San Francisco is 170 per day as of September 2025. The most frequent departure time is 7:00AM, with 43% of daily flights leaving in the afternoon.

How many flights depart from State of Washington to San Francisco on average per week?

The number of flights available between State of Washington and San Francisco is 1,192 per week as of September 2025. The most frequent departure day is Fri, with 18% of weekly flights leaving on this day.

How long does it take to fly to San Francisco?

Cheap State of Washington to San Francisco flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in San Francisco

When did momondo last update prices for flights from Washington to San Francisco Airport?

How many operators does momondo search for flights from Washington to San Francisco Airport?

How old do you have to be to fly from Washington to San Francisco Airport?

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

What is the most popular plane model from State of Washington to San Francisco?

Best airlines flying from State of Washington to San Francisco

Compare and see reviews for airlines that fly from State of Washington to San Francisco with momondo

Traveling to a place near San Francisco?

Why use momondo?

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

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

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

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

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California