Cheap flights from Washington, D.C. to San Francisco from $152

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, D.C. to San Francisco departing on 12/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Washington, D.C. to San Francisco

Cheap round-trip flights

Delta Logo
12:35 pm - 5:32 pmIAD-SFO
7h 57m1 stop
Delta Logo
11:25 am - 11:00 pmSFO-IAD
8h 35m1 stop
$277Delta
Find Deal
Sat, Oct 4 - Sat, Oct 11
Delta Logo
7:35 am - 4:05 pmIAD-SFO
11h 30m1 stop
Delta Logo
6:10 am - 4:57 pmSFO-IAD
7h 47m1 stop
$281Delta
Find Deal
Fri, Oct 24 - Fri, Oct 31
Frontier Logo
1:00 pm - 11:15 pmDCA-SFO
13h 15m2 stops
Frontier Logo
10:49 am - 9:59 pmSFO-DCA
8h 10m1 stop
$281Frontier
Find Deal
Thu, Oct 2 - Sat, Oct 4
Frontier Logo
7:15 am - 10:29 pmIAD-SFO
18h 14m2 stops
Frontier Logo
3:25 pm - 3:17 pmSFO-IAD
44h 52m2 stops
$282Frontier
Find Deal
Sat, Oct 18 - Thu, Oct 23
Hawaiian Airlines Logo
6:59 pm - 9:55 pmDCA-SFO
5h 56mnonstop
Hawaiian Airlines Logo
9:25 am - 9:14 pmSFO-DCA
8h 49m1 stop
$284Hawaiian Airlines
Find Deal
Fri, Oct 17 - Tue, Oct 21
United Airlines Logo
7:00 am - 9:49 amDCA-SFO
5h 49mnonstop
United Airlines Logo
12:43 am - 11:34 amSFO-DCA
7h 51m1 stop
$287United Airlines
Find Deal
Fri, Oct 3 - Sun, Oct 5
United Airlines Logo
12:35 pm - 3:35 pmIAD-SFO
6h 00mnonstop
United Airlines Logo
6:45 am - 2:50 pmSFO-IAD
5h 05mnonstop
$289United Airlines
Find Deal
Thu, Nov 13 - Sun, Nov 16
Alaska Airlines Logo
7:00 am - 10:59 pmIAD-SFO
18h 59m2 stops
Alaska Airlines Logo
6:00 am - 5:55 pmSFO-IAD
8h 55m1 stop
$295Alaska Airlines
Find Deal
Wed, Feb 18 - Sat, Feb 21
Alaska Airlines Logo
5:40 pm - 11:46 pmIAD-SFO
9h 06m1 stop
Alaska Airlines Logo
7:00 am - 5:13 pmSFO-IAD
7h 13m1 stop
$296Alaska Airlines
Find Deal
Thu, Nov 6 - Thu, Nov 13
Hawaiian Airlines Logo
6:59 pm - 9:55 pmDCA-SFO
5h 56mnonstop
Hawaiian Airlines Logo
9:40 am - 5:59 pmSFO-DCA
5h 19mnonstop
$307Hawaiian Airlines
Find Deal
Sat, Oct 4 - Sat, Oct 18

United Airlines flights from Washington, D.C. to San Francisco

Our best United Airlines deals on Washington, D.C. to San Francisco flight tickets
United Airlines
Oct 3
DCA7:00 amWashington, D.C. Reagan-National
5h 49m
SFO9:49 amSan Francisco
Oct 5
SFO12:43 amSan Francisco
7h 51m
1 stop
DCA11:34 amWashington, D.C. Reagan-National
United Airlines
Nov 13
IAD12:35 pmWashington, D.C. Dulles Intl
6h 00m
SFO3:35 pmSan Francisco
Nov 16
SFO6:45 amSan Francisco
5h 05m
IAD2:50 pmWashington, D.C. Dulles Intl
United Airlines
Nov 13
DCA8:30 amWashington, D.C. Reagan-National
7h 55m
1 stop
SFO1:25 pmSan Francisco
Nov 16
SFO12:43 amSan Francisco
7h 46m
1 stop
DCA11:29 amWashington, D.C. Reagan-National

Alaska Airlines flights from Washington, D.C. to San Francisco

Our best Alaska Airlines deals on Washington, D.C. to San Francisco flight tickets
Alaska Airlines
Feb 18
IAD7:00 amWashington, D.C. Dulles Intl
18h 59m
2 stops
SFO10:59 pmSan Francisco
Feb 21
SFO6:00 amSan Francisco
8h 55m
1 stop
IAD5:55 pmWashington, D.C. Dulles Intl
Alaska Airlines
Nov 6
IAD5:40 pmWashington, D.C. Dulles Intl
9h 06m
1 stop
SFO11:46 pmSan Francisco
Nov 13
SFO7:00 amSan Francisco
7h 13m
1 stop
IAD5:13 pmWashington, D.C. Dulles Intl
Alaska Airlines
Oct 3
DCA6:59 pmWashington, D.C. Reagan-National
5h 51m
SFO9:50 pmSan Francisco
Oct 6
SFO3:10 pmSan Francisco
27h 04m
1 stop
DCA9:14 pmWashington, D.C. Reagan-National

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Sat 10/4

12:35 pm-5:32 pm

1 stop7h 57m

San Francisco

Sat 10/11

11:25 am-11:00 pm

1 stop8h 35m

$277

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Fri 10/24

7:35 am-4:05 pm

1 stop11h 30m

San Francisco

Fri 10/31

6:10 am-4:57 pm

1 stop7h 47m

$281

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Thu 10/2

1:00 pm-11:15 pm

2 stops13h 15m

San Francisco

Sat 10/4

10:49 am-9:59 pm

1 stop8h 10m

$281

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Sat 10/18

7:15 am-10:29 pm

2 stops18h 14m

San Francisco

Thu 10/23

3:25 pm-3:17 pm

2 stops44h 52m

$282

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Fri 10/17

6:59 pm-9:55 pm

Nonstop5h 56m

San Francisco

Tue 10/21

9:25 am-9:14 pm

1 stop8h 49m

$284

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Fri 10/3

7:00 am-9:49 am

Nonstop5h 49m

San Francisco

Sun 10/5

12:43 am-11:34 am

1 stop7h 51m

$287

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Thu 11/13

12:35 pm-3:35 pm

Nonstop6h 00m

San Francisco

Sun 11/16

6:45 am-2:50 pm

Nonstop5h 05m

$289

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Wed 2/18

7:00 am-10:59 pm

2 stops18h 59m

San Francisco

Sat 2/21

6:00 am-5:55 pm

1 stop8h 55m

$295

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Thu 11/6

5:40 pm-11:46 pm

1 stop9h 06m

San Francisco

Thu 11/13

7:00 am-5:13 pm

1 stop7h 13m

$296

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Sat 10/4

6:59 pm-9:55 pm

Nonstop5h 56m

San Francisco

Sat 10/18

9:40 am-5:59 pm

Nonstop5h 19m

$307

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Francisco from

How to get the cheapest flight ticket from Washington, D.C. 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 typical price of a round-trip flight between Washington, D.C. and San Francisco?

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of February, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $396.

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

The cheapest day to depart from Washington, D.C. to San Francisco is on a Thursday when prices can be found for as low as $504. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $705.

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

Our data shows that the cheapest Washington, D.C. to San Francisco flights are usually those with departure times in the morning. Our users have found flights to San Francisco in the morning for as low as $548. Flights in the afternoon are often more expensive with an average ticket price of $635.

What is the cheapest Washington, D.C. to San Francisco flight route?

Fly from Baltimore/Washington to San Francisco for the best Washington, D.C. - 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 Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $434 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Washington, D.C. for as low as $376 on momondo.

What cabin class options are available on Washington, D.C. to San Francisco flights?

There are 4 cabin classes available to choose from on Washington, D.C. 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 Washington, D.C. to San Francisco flights?

You could potentially save up to 5% on your flight if you consider stops on a Washington, D.C. to San Francisco flight.

How have Washington, D.C. to San Francisco flight prices changed over time?

As of September 2025, prices for Washington, D.C. to San Francisco flights are approximately 7% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to San Francisco (WAS to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to San Francisco

Best Price Found

$203

Fastest flight time

5h 38m

Direct flights

Every day

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Washington, D.C. in the past 72 hours is $203. The best round-trip flight deal from Washington, D.C. to San Francisco found on momondo in the last 72 hours is $387.
The fastest flight from Washington, D.C. to San Francisco takes 5h 38m
Direct flights go from Washington, D.C. to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)
  • How far is Washington, D.C. to San Francisco by plane?

    San Francisco is 2432.6 mi away from Washington, D.C.. A reasonable flight in good conditions will take 5h 49m.

  • When did momondo last update prices for flights from Washington, D.C. to San Francisco Airport?

    Prices for flights from Washington, D.C. to San Francisco Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. to San Francisco Airport?

  • How old do you have to be to fly from Washington, D.C. to San Francisco Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to San Francisco Airport.

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

    The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Washington, D.C. to San Francisco?

  • What is the most popular airline from Washington, D.C. to San Francisco?

Best airlines flying from Washington, D.C. to San Francisco

Compare and see reviews for airlines that fly from Washington, D.C. to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $120Free CancellationRating
5.8
3,177 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $134Free CancellationRating
6.3
8,023 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $158Free CancellationRating
7.8
2,723 reviews
Search Hawaiian Airlines flights
JetBluePriceFrom $162Free CancellationRating
7.2
2,913 reviews
Search JetBlue flights
DeltaPriceFrom $256Free CancellationRating
7.9
7,960 reviews
Search Delta flights
Alaska AirlinesPriceFrom $262Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $272Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $289Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
SouthwestPriceFrom $296Free CancellationRating
8.0
4,248 reviews
Search Southwest flights
  • Alaska Airlines Flights From Washington, D.C. to San Francisco

    Across 5 Alaska Airlines flights from Washington, D.C. to San Francisco this week, the average price was $428, with the best Alaska Airlines deals starting from $262 round-trip. 10,000 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.

  • Hawaiian Airlines Flights From Washington, D.C. to San Francisco

    Another popular option for Washington, D.C. to San Francisco flights is Hawaiian Airlines (7.8/10, 2,723 ratings). Hawaiian Airlines flies from Washington, D.C. to San Francisco around 7 times per week, with deals starting from $158 round-trip and rising to an average price of around $397.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Calistoga
Hayward
Bodega Bay
Roseville
Big Sur
Santa Clara
Daly City
Fremont
Berkeley
Walnut Creek
Half Moon Bay
Vallejo
South San Francisco
Redwood City
Fairfield
Salinas

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to San Francisco?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to San Francisco for you.

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

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

How can momondo help me find flights from Washington, D.C. to San Francisco?

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 San Francisco from Washington, D.C..

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

Price alerts on flights to San Francisco from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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.
1 adult
Sat 10/11
Sat 10/18

Find better results for your trip to the United States