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>

$46 CHEAP FLIGHTS from Washington to San Francisco

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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.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Washington to San Francisco

KAYAK's recommended round-trip deals from the most popular airlines that fly from Washington to San Francisco.

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

1:40 pm - 3:41 pmPDX-SFO

2h 01mnonstop

8:27 am - 10:15 amSFO-PDX

1h 48mnonstop

$94Frontier

Find Deal

Mon, Jun 30 - Fri, Jul 4

1:40 pm - 3:41 pmPDX-SFO

2h 01mnonstop

8:27 am - 10:15 amSFO-PDX

1h 48mnonstop

$96Frontier

Find Deal

Fri, Jun 20 - Mon, Jun 23

1:40 pm - 3:51 pmSEA-SFO

2h 11mnonstop

7:49 pm - 10:00 pmSFO-SEA

2h 11mnonstop

$122Hawaiian Airlines

Find Deal

Wed, Jun 4 - Wed, Jun 4

1:40 pm - 3:51 pmSEA-SFO

2h 11mnonstop

7:49 pm - 10:00 pmSFO-SEA

2h 11mnonstop

$123Hawaiian Airlines

Find Deal

Wed, Jun 4 - Wed, Jun 4

8:08 am - 10:22 amSEA-SFO

2h 14mnonstop

7:49 pm - 10:00 pmSFO-SEA

2h 11mnonstop

$128Alaska Airlines

Find Deal

Wed, Jun 4 - Wed, Jun 4

2:30 pm - 4:22 pmPDX-SFO

1h 52mnonstop

8:27 am - 10:15 amSFO-PDX

1h 48mnonstop

$130

Find Deal

Tue, Jul 1 - Fri, Jul 4

1:40 pm - 3:51 pmSEA-SFO

2h 11mnonstop

6:55 pm - 9:12 pmSFO-SEA

2h 17mnonstop

$131Alaska Airlines

Find Deal

Wed, Jun 4 - Wed, Jun 4

9:50 pm - 11:39 pmPDX-SFO

1h 49mnonstop

8:27 am - 10:15 amSFO-PDX

1h 48mnonstop

$132

Find Deal

Tue, Jun 17 - Fri, Jun 20

10:25 am - 12:50 pmSEA-SFO

2h 25mnonstop

8:55 pm - 11:18 pmSFO-SEA

2h 23mnonstop

$147Delta

Find Deal

Tue, May 27 - Thu, May 29

1:40 pm - 3:55 pmSEA-SFO

2h 15mnonstop

6:10 am - 8:31 amSFO-SEA

2h 21mnonstop

$149Delta

Find Deal

Sat, May 24 - Sun, May 25

Useful Info

Low season	January
High season	May
Cheapest flight	$46

Best time to beat the crowds with an average 12% drop in price.

Most popular time to fly and prices are also 1% lower on average.

Flight from Portland to San Francisco

RobertFlew with United AirlinesSEA-SFOMar 2025

If you’re picking up a rental car it’s not very clear that you have to take the train. Signage can be improved at SFO.

Verified travelerFlew with Alaska AirlinesPAE-SFOAug 2024

Everett is a lovely airport to travel from

JulieFlew with Alaska AirlinesSEA-SFOAug 2024

Please make sure you at least change your clothes if you are flying right after a sporting event where you participated. Don’t be stinky.

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.

Newark

Glen Ellen

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)

SFO

$46 Find Cheap Flights from Washington to San Francisco

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

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

Flights from Washington to San Francisco: the best tips from KAYAK users

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