How does KAYAK find such low prices on flights from Washington to San Francisco?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to San Francisco. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to San Francisco?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Washington is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Washington to San Francisco?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Washington with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to San Francisco?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$51 CHEAP FLIGHTS from Washington to San Francisco

SFO

KAYAK searches hundreds of travel sites at once for deals on flights to San Francisco

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$112

Overall average: $276

Hawaiian Airlines

Wed 1/21Wed 2/11

GEG - SFO • Non-stop

Cheapest one-way

$51

Typical prices: $39-$109

Alaska Airlines

Tue 1/6

PDX - SFO • Non-stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to San Francisco!

Flight Deals

Cheap Flights from Washington to San Francisco

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington to San Francisco that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Washington to San Francisco

Wed, Jan 21 - Wed, Feb 11

4:59 pm - 7:12 pmGEG-SFO

2h 13mnonstop

1:10 pm - 3:25 pmSFO-GEG

2h 15mnonstop

$112Hawaiian Airlines

Find Deal

Sun, Jan 18 - Wed, Jan 21

8:20 am - 10:37 amPAE-SFO

2h 17mnonstop

10:30 am - 12:48 pmSFO-PAE

2h 18mnonstop

$116Alaska Airlines

Find Deal

Thu, Dec 4 - Sat, Dec 6

1:09 pm - 7:53 amSEA-SFO

18h 44m1 stop

8:43 am - 9:56 amSFO-SEA

25h 13m1 stop

$119Frontier

Find Deal

Mon, Dec 8 - Thu, Dec 11

3:40 pm - 12:24 amSEA-SFO

8h 44m1 stop

8:43 am - 10:06 amSFO-SEA

25h 23m1 stop

$121Frontier

Find Deal

Wed, Dec 3 - Sun, Dec 7

10:40 am - 12:59 pmSEA-SFO

2h 19mnonstop

5:45 am - 8:06 amSFO-SEA

2h 21mnonstop

$122Delta

Find Deal

Thu, Dec 4 - Sun, Dec 7

10:40 am - 12:59 pmSEA-SFO

2h 19mnonstop

5:45 am - 8:06 amSFO-SEA

2h 21mnonstop

$127Delta

Find Deal

Thu, Dec 11 - Sun, Jan 11

7:00 am - 9:44 amGEG-SFO

2h 44mnonstop

8:25 am - 10:44 amSFO-GEG

2h 19mnonstop

$128United Airlines

Find Deal

Sat, Dec 6 - Sun, Dec 7

12:48 pm - 12:24 amSEA-SFO

11h 36m1 stop

7:35 am - 9:52 amSFO-SEA

2h 17mnonstop

$138Multiple Airlines

Find Deal

Sat, Dec 6 - Sun, Dec 7

7:00 am - 9:19 amSEA-SFO

2h 19mnonstop

7:35 am - 9:52 amSFO-SEA

2h 17mnonstop

$139Multiple Airlines

Find Deal

Sat, Dec 20 - Tue, Dec 30

7:30 am - 9:27 amPDX-SFO

1h 57mnonstop

8:55 pm - 10:46 pmSFO-PDX

1h 51mnonstop

$162United Airlines

Find Deal

Useful Info

Low season	September
High season	November
Cheapest flight	$51

Best time to beat the crowds with an average 4% drop in price.

Most popular time to fly with an average 5% increase in price.

Flight from Portland to San Francisco

How does KAYAK find such low prices on flights from Washington to San Francisco?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to San Francisco.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to San Francisco?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to San Francisco?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to San Francisco?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Calistoga

Marina

Capitola

Rohnert Park

Pacifica

Emeryville

Millbrae

Campbell

Mill Valley

Newark

Novato

Windsor

Belmont

Union City

West Sacramento

Richmond

Los Altos

Corte Madera

Jenner

American Canyon

Everything you need to know for your flight to San Francisco

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in San Francisco

San Francisco (SFO)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

SFO

$51 Find Cheap Flights from Washington to San Francisco

KAYAK searches hundreds of travel sites at once for deals on flights to San Francisco

Everything you should know

Cheap Flights from Washington to San Francisco

Recent round-trip flight deals from Washington to San Francisco

Recent one-way flight deals from Washington to San Francisco

Recent last minute flight deals from Washington to San Francisco

Recent direct flight deals from Washington to San Francisco

Good to know

FAQs for booking flights from Washington to San Francisco

How does KAYAK find such low prices on flights from Washington to San Francisco?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to San Francisco.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to San Francisco?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to San Francisco?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to San Francisco?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near San Francisco?

Everything you need to know for your flight to San Francisco

Information on the airport you'll fly into in San Francisco

Cabin class types available on flights to Washington

Complete your trip to San Francisco with a hotel stay or car rental

Find direct flights for San Francisco

Flights to other popular destinations

Flights from domestic origins to San Francisco

Choose which airport to fly into in San Francisco

Find deals for your return flight