What airlines fly to State of Washington?

Alaska Airlines, United Airlines and Delta are the top three most popular airlines that fly to State of Washington from San Francisco according to our data. Alaska Airlines is the first choice among our users, with 61% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 8 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

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

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

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

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

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

There are 7 operators available for flights from San Francisco Airport to Washington as of August 2026.

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

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 San Francisco Airport to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents you'll need for your trip to Washington 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 Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$59 Cheap Flights from San Francisco to Washington in 2026

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

108 flights are operational daily from San Francisco to State of Washington as of August 2026. The most popular departure time for this route is 8:00PM, with 40% of flights per day taking off in the afternoon.

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

The number of flights available between San Francisco and State of Washington is 761 per week as of August 2026. The most frequent departure day is Mon, with 23% of weekly flights leaving on this day.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Francisco to Washington

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:40 am - 11:48 am

SFO

PAE

2h 08mnonstop

4:42 pm - 6:51 pm

PAE

SFO

2h 09mnonstop

$117Alaska Airlines

Sat, Oct 24 - Wed, Oct 28

8:25 am - 10:33 am

SFO

PAE

2h 08mnonstop

6:12 pm - 8:24 pm

PAE

SFO

2h 12mnonstop

$117Alaska Airlines

Tue, Sep 22 - Wed, Sep 30

7:23 am - 9:07 am

SFO

PDX

1h 44mnonstop

12:20 pm - 6:45 pm

PDX

SFO

6h 25m

1 stop

$149Multiple Airlines

Thu, Aug 27 - Sat, Aug 29

8:20 am - 10:11 am

SFO

PDX

1h 51mnonstop

9:00 am - 10:56 am

PDX

SFO

1h 56mnonstop

$151United Airlines

Wed, Sep 16 - Mon, Sep 21

10:39 pm - 12:34 am

SFO

PDX

1h 55mnonstop

3:23 pm - 5:16 pm

PDX

SFO

1h 53mnonstop

$151United Airlines

Mon, Oct 5 - Thu, Oct 8

8:56 pm - 5:21 pm

SFO

PDX

20h 25m

1 stop

12:20 pm - 6:45 pm

PDX

SFO

6h 25m

1 stop

$152Frontier

Thu, Aug 27 - Sat, Aug 29

7:23 am - 9:07 am

SFO

PDX

1h 44mnonstop

12:39 pm - 2:29 pm

PDX

SFO

25h 50m

1 stop

$152Multiple Airlines

Mon, Sep 7 - Mon, Sep 14

6:15 am - 4:35 pm

SFO

PDX

10h 20m

1 stop

9:03 pm - 8:23 am

PDX

SFO

11h 20m

1 stop

$154Frontier

Fri, Oct 30 - Thu, Nov 12

6:00 am - 10:51 am

SFO

PDX

4h 51m

1 stop

5:47 pm - 11:31 pm

PDX

SFO

5h 44m

1 stop

$167Delta

Sun, Nov 22 - Thu, Nov 26

6:00 am - 12:09 pm

SFO

PDX

6h 09m

1 stop

5:49 pm - 11:56 pm

PDX

SFO

6h 07m

1 stop

$167Delta

Mon, Nov 2 - Fri, Nov 6

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

Delta flights from San Francisco to State of Washington

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

Delta

Sep 21

SFO2:15 pmSan Francisco

2h 15m

SEA4:30 pmSeattle/Tacoma Intl

Sep 28

SEA9:30 pmSeattle/Tacoma Intl

2h 21m

SFO11:51 pmSan Francisco

$167

Delta

Aug 25

SFO6:20 amSan Francisco

4h 22m

1 stop

PDX10:42 amPortland

Aug 31

PDX3:25 pmPortland

4h 54m

1 stop

SFO8:19 pmSan Francisco

$171

Delta

Sep 11

SFO10:29 amSan Francisco

2h 15m

SEA12:44 pmSeattle/Tacoma Intl

Sep 20

SEA7:15 amSeattle/Tacoma Intl

2h 19m

SFO9:34 amSan Francisco

$172

Frontier flights from San Francisco to State of Washington

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

Frontier

Aug 27

SFO8:56 pmSan Francisco

20h 25m

1 stop

PDX5:21 pmPortland

Aug 29

PDX12:20 pmPortland

6h 25m

1 stop

SFO6:45 pmSan Francisco

$152

Frontier

Aug 27

SFO8:10 pmSan Francisco

21h 01m

1 stop

PDX5:11 pmPortland

Aug 31

PDX6:17 pmPortland

16h 08m

1 stop

SFO10:25 amSan Francisco

$163

Frontier

Sep 18

SFO8:24 pmSan Francisco

15h 12m

1 stop

PDX11:36 amPortland

Sep 21

PDX12:39 pmPortland

25h 50m

1 stop

SFO2:29 pmSan Francisco

$165

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoEverett

SFO - PAE

SFOPAE

San Francisco

Sat 10/24

9:40 am-11:48 am

Nonstop2h 08m

Everett Paine Field

Wed 10/28

4:42 pm-6:51 pm

Nonstop2h 09m

$117

San FranciscoEverett

SFO - PAE

SFOPAE

San Francisco

Tue 9/22

8:25 am-10:33 am

Nonstop2h 08m

Everett Paine Field

Wed 9/30

6:12 pm-8:24 pm

Nonstop2h 12m

$117

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Thu 8/27

7:23 am-9:07 am

Nonstop1h 44m

Portland

Sat 8/29

12:20 pm-6:45 pm

1 stop6h 25m

$149

Quickest round-trip

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Wed 9/16

8:20 am-10:11 am

Nonstop1h 51m

Portland

Mon 9/21

9:00 am-10:56 am

Nonstop1h 56m

$151

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Mon 10/5

10:39 pm-12:34 am

Nonstop1h 55m

Portland

Thu 10/8

3:23 pm-5:16 pm

Nonstop1h 53m

$151

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Thu 8/27

8:56 pm-5:21 pm

1 stop20h 25m

Portland

Sat 8/29

12:20 pm-6:45 pm

1 stop6h 25m

$152

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Mon 9/7

7:23 am-9:07 am

Nonstop1h 44m

Portland

Mon 9/14

12:39 pm-2:29 pm

1 stop25h 50m

$152

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Fri 10/30

6:15 am-4:35 pm

1 stop10h 20m

Portland

Thu 11/12

9:03 pm-8:23 am

1 stop11h 20m

$154

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Sun 11/22

6:00 am-10:51 am

1 stop4h 51m

Portland

Thu 11/26

5:47 pm-11:31 pm

1 stop5h 44m

$167

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Mon 11/2

6:00 am-12:09 pm

1 stop6h 09m

Portland

Fri 11/6

5:49 pm-11:56 pm

1 stop6h 07m

$167

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 San Francisco to State of Washington

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 State of Washington?

The month of February is, on average, the cheapest month to fly to State of Washington from San Francisco, with most prices found around $229. If you aren’t able to travel to State of Washington during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $275.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from San Francisco to State of Washington is on a Thursday. Travelers who choose to depart for State of Washington on a Thursday will often find tickets for as low as $339. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from San Francisco to State of Washington for around $476.

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

The cheapest time of day to fly to State of Washington is in the evening when flights can be purchased for as low as $315. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $401 on average. Flights to State of Washington from San Francisco at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest San Francisco to Washington flight route?

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

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

You are more likely to see cheaper flights to State of Washington from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $291 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from San Francisco for as low as $211 on momondo.

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

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

You could potentially save up to 4% on your flight if you consider stops on a San Francisco to State of Washington flight.

Cheap San Francisco to State of Washington flight deals and tips

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

Best Price Found	$169
Fastest flight time	1h 44m
Direct flights	Every day
Airports in State of Washington	96 airports

The best one-way flight to State of Washington from San Francisco in the past 72 hours is $169. The best round-trip flight deal from San Francisco to State of Washington found on momondo in the last 72 hours is $252.

The fastest flight from San Francisco to State of Washington takes 1h 44m

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

There are 96 airports in State of Washington. From San Francisco there are direct flights to Portland (PDX).

Search flight deals

Frequently asked questions about flying from San Francisco to Washington

When did momondo last update prices for flights from San Francisco Airport to Washington?
Prices for flights from San Francisco Airport to Washington are updated daily.
How many operators does momondo search for flights from San Francisco Airport to Washington?
There are 7 operators available for flights from San Francisco Airport to Washington as of August 2026.
How old do you have to be to fly from San Francisco Airport to Washington?
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 San Francisco Airport to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents you'll need for your trip to Washington 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 Washington. 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 San Francisco to State of Washington?
Based on momondo bookings for flights between San Francisco and State of Washington, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 22.46% of the total bookings. Other popular models include Boeing 737 MAX 8 with 15.69%, Boeing 737 with 7.11%, and Embraer 175 (Enhanced Winglets) with 6.39%.

Best airlines flying from San Francisco to State of Washington

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $82	Free Cancellation	Rating 7.8 8,481 reviews	Search Delta flights
Allegiant Air	PriceFrom $90	Free Cancellation	Rating 7.3 680 reviews	Search Allegiant Air flights
Frontier	PriceFrom $99	Free Cancellation	Rating 5.6 2,738 reviews	Search Frontier flights
Hawaiian Airlines	PriceFrom $103	Free Cancellation	Rating 7.8 2,819 reviews	Search Hawaiian Airlines flights
United Airlines	PriceFrom $117	Free Cancellation	Rating 7.4 10,059 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $128	Free Cancellation	Rating 7.9 12,762 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $287	Free Cancellation	Rating 7.1 11,848 reviews	Search American Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Francisco to Washington. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Washington from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington from San Francisco.

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

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

An easier way to manage your State of Washington 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

Thu 9/3

Thu 9/10

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 Washington

Popular cities

Other flights from San Francisco

Other flights to Washington

Airlines

Complete your trip

Feeling lucky

Popular cities in Washington

Flights to New Yorkfrom $76

Flights to Los Angelesfrom $56

Flights to Orlandofrom $50

Flights to Miamifrom $54

Flights to Chicagofrom $58

Flights to San Franciscofrom $46

Flights to Las Vegasfrom $46

Flights to Washington, D.C.from $48

Flights to Bostonfrom $51

Flights to Atlantafrom $51

Flights to Fort Lauderdalefrom $46

Flights to Dallasfrom $61

Cheap flights from San Francisco to Washington from $59

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 Washington departing on 11/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from San Francisco to Washington

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

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

Delta flights from San Francisco to State of Washington

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

Frontier flights from San Francisco to State of Washington

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

momondo Fare Finder

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

See travel insights to Washington from

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

What is the cheapest month to fly to State of Washington?

What is the cheapest day to depart on your flight to State of Washington?

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

What is the cheapest San Francisco to Washington flight route?

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

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

Can stopping save me money on San Francisco to State of Washington flights?

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

What airlines fly to State of Washington?

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

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

Cheap San Francisco to State of Washington flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in State of Washington

Frequently asked questions about flying from San Francisco to Washington

Best airlines flying from San Francisco to State of Washington

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

Why use momondo?

An easier way to manage your State of Washington 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 Washington

Popular cities in Washington

Popular flights according to clicks in the last 7 days on momondo

San Francisco flight routes

According to popular flight searches on momondo this year

State of Washington flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Washington

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Complete your trip to Washington

Explore popular destinations other users love

According to popular flight searches on momondo this year