What is the cheapest airline that flies from Washington, D.C. to San Francisco?

Frontier, Hawaiian Airlines, and Delta are the most popular carriers operating from Washington, D.C. to San Francisco

How long does it take to fly to San Francisco?

Flight times from Washington, D.C. to San Francisco vary, but if you’re flying out of Washington, D.C. and flying into San Francisco (one of the most popular routes), then the duration is 5h 44m on average. Another popular route from Washington, D.C. to San Francisco is flying from Baltimore to San Francisco, which will take roughly 5h 45m. Keep in mind that layovers or delays could extend your travel time.

Which layover airport offers the lowest fares from Washington, D.C. to San Francisco?

Flights via Denver (DEN) offer the lowest average round-trip price of $222.

What airlines fly to San Francisco?

United Airlines, Alaska Airlines and Southwest are the top three most popular airlines that fly to San Francisco from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 61% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 10 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest connection time from Washington, D.C. to San Francisco?

Chicago (ORD) has the shortest average layover time for this route: 0h 38m.

How many flights depart from Washington, D.C. to San Francisco on average per week?

As of August 2025, there are 293 flights per week flying from Washington, D.C. to San Francisco. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.

Which layover airport has the shortest travel time from Washington, D.C. to San Francisco?

Flights connecting via Salt Lake City (SLC) have the shortest average one-way travel time: 7h 41m.

Which airport is the most popular layover for flights between Washington, D.C. and San Francisco?

Denver (DEN) was the most common stop: 58% of momondo users choosing 1-stop flights on this route connected there.

How many flights depart from Washington, D.C. to San Francisco on average per day?

As of August 2025, 41 flights take off from Washington, D.C. and land in San Francisco each day. The most common flight departure time for this route is 5:00PM, with 44% of daily flights taking off in the afternoon.

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?

The number of operators available for flights from Washington, D.C. to San Francisco Airport is 10 as of August 2025.

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.

$125 Cheap Flights from Washington, D.C. to San Francisco in 2025

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

1:55 pm - 9:21 pmIAD-SFO

10h 26m1 stop

6:00 am - 4:52 pmSFO-IAD

7h 52m1 stop

$265

Find Deal

vie., sep. 19 - mar., sep. 23

8:00 am - 8:58 pmIAD-SFO

15h 58m1 stop

11:00 pm - 12:55 pmSFO-IAD

10h 55m1 stop

$267Frontier

Find Deal

sáb., ago. 30 - dom., sep. 7

6:59 pm - 9:50 pmDCA-SFO

5h 51mnonstop

9:34 am - 5:59 pmSFO-DCA

5h 25mnonstop

$277Hawaiian Airlines

Find Deal

mar., sep. 23 - mar., sep. 30

6:59 pm - 9:50 pmDCA-SFO

5h 51mnonstop

8:41 am - 8:29 pmSFO-DCA

8h 48m1 stop

$280Hawaiian Airlines

Find Deal

sáb., sep. 27 - sáb., oct. 4

7:00 am - 10:02 amDCA-SFO

6h 02mnonstop

12:43 am - 11:29 amSFO-DCA

7h 46m1 stop

$283United Airlines

Find Deal

sáb., nov. 1 - mar., nov. 4

7:00 pm - 11:59 pmDCA-SFO

7h 59m1 stop

8:32 am - 4:52 pmSFO-DCA

5h 20mnonstop

$287United Airlines

Find Deal

mar., sep. 23 - mar., sep. 30

2:21 pm - 7:58 pmIAD-SFO

8h 37m1 stop

5:45 am - 6:47 pmSFO-IAD

10h 02m2 stops

$304American Airlines

Find Deal

sáb., sep. 20 - sáb., sep. 27

6:59 pm - 9:50 pmDCA-SFO

5h 51mnonstop

8:45 am - 8:59 pmSFO-DCA

9h 14m1 stop

$307Alaska Airlines

Find Deal

mar., sep. 23 - mar., sep. 30

11:47 am - 7:15 pmIAD-SFO

10h 28m2 stops

5:45 am - 6:47 pmSFO-IAD

10h 02m2 stops

$310American Airlines

Find Deal

sáb., sep. 20 - sáb., sep. 27

7:00 am - 1:44 pmBWI-SFO

9h 44m1 stop

2:42 pm - 5:39 amSFO-BWI

11h 57m1 stop

$322Alaska Airlines

Find Deal

mar., sep. 23 - mar., sep. 30

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

Our best American Airlines deals on Washington, D.C. to San Francisco flight tickets

American Airlines

Sep 20

IAD2:21 pmWashington, D.C. Dulles Intl

8h 37m

1 stop

SFO7:58 pmSan Francisco

Sep 27

SFO5:45 amSan Francisco

10h 02m

2 stops

IAD6:47 pmWashington, D.C. Dulles Intl

$304

Find similar

American Airlines

Sep 20

IAD11:47 amWashington, D.C. Dulles Intl

10h 28m

2 stops

SFO7:15 pmSan Francisco

Sep 27

SFO5:45 amSan Francisco

10h 02m

2 stops

IAD6:47 pmWashington, D.C. Dulles Intl

$310

Find similar

American Airlines

Sep 3

IAD6:25 amWashington, D.C. Dulles Intl

15h 10m

1 stop

SFO6:35 pmSan Francisco

Sep 14

SFO11:59 pmSan Francisco

7h 58m

1 stop

IAD10:57 amWashington, D.C. Dulles Intl

$399

Find similar

Sun Country Air flights from Washington, D.C. to San Francisco

Our best Sun Country Air deals on Washington, D.C. to San Francisco flight tickets

Sun Country Air

Sep 21

BWI5:39 pmBaltimore/Washington

26h 39m

1 stop

SFO5:18 pmSan Francisco

Oct 1

SFO1:03 pmSan Francisco

18h 41m

1 stop

BWI10:44 amBaltimore/Washington

$315

Find similar

Sun Country Air

Sep 25

BWI12:17 pmBaltimore/Washington

8h 01m

1 stop

SFO5:18 pmSan Francisco

Oct 2

SFO5:57 pmSan Francisco

14h 27m

1 stop

BWI11:24 amBaltimore/Washington

$335

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momondo Fare Finder

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

vie. 9/19

1:55 pm-9:21 pm

1 stop10h 26m

San Francisco

mar. 9/23

6:00 am-4:52 pm

1 stop7h 52m

$265

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

sáb. 8/30

8:00 am-8:58 pm

1 stop15h 58m

San Francisco

dom. 9/7

11:00 pm-12:55 pm

1 stop10h 55m

$267

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

mar. 9/23

6:59 pm-9:50 pm

Nonstop5h 51m

San Francisco

mar. 9/30

9:34 am-5:59 pm

Nonstop5h 25m

$277

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

sáb. 9/27

6:59 pm-9:50 pm

Nonstop5h 51m

San Francisco

sáb. 10/4

8:41 am-8:29 pm

1 stop8h 48m

$280

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

sáb. 11/1

7:00 am-10:02 am

Nonstop6h 02m

San Francisco

mar. 11/4

12:43 am-11:29 am

1 stop7h 46m

$283

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

mar. 9/23

7:00 pm-11:59 pm

1 stop7h 59m

San Francisco

mar. 9/30

8:32 am-4:52 pm

Nonstop5h 20m

$287

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

sáb. 9/20

2:21 pm-7:58 pm

1 stop8h 37m

San Francisco

sáb. 9/27

5:45 am-6:47 pm

2 stops10h 02m

$304

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

mar. 9/23

6:59 pm-9:50 pm

Nonstop5h 51m

San Francisco

mar. 9/30

8:45 am-8:59 pm

1 stop9h 14m

$307

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

sáb. 9/20

11:47 am-7:15 pm

2 stops10h 28m

San Francisco

sáb. 9/27

5:45 am-6:47 pm

2 stops10h 02m

$310

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

mar. 9/23

7:00 am-1:44 pm

1 stop9h 44m

San Francisco

mar. 9/30

2:42 pm-5:39 am

1 stop11h 57m

$322

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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

Prices

Airlines

Layovers

Other information

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 September is also cheap. Prices for this month can be found on momondo for an average of $395.

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 $501. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $703.

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 $547. Flights in the afternoon are often more expensive with an average ticket price of $630.

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

Fly from Washington, D.C. Reagan-National 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 $373 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 August 2025, prices for Washington, D.C. to San Francisco flights are approximately 3% 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	$219
Fastest flight time	5h 37m
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 $219. The best round-trip flight deal from Washington, D.C. to San Francisco found on momondo in the last 72 hours is $354.

The fastest flight from Washington, D.C. to San Francisco takes 5h 37m

Direct flights go from Washington, D.C. to San Francisco every day.

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

Search flight deals

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?
The number of operators available for flights from Washington, D.C. to San Francisco Airport is 10 as of August 2025.
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?
momondo data reveals that the most frequently booked plane model on the route from Washington, D.C. to San Francisco is Boeing 737 MAX 9, representing 23.20% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 18.52%, Boeing 737 MAX 8 at 12.50%, and Boeing 787-9 Dreamliner at 9.92%.
What is the most popular airline from Washington, D.C. to San Francisco?
momondo data reveals that the most frequently booked airline on the route from Washington, D.C. to San Francisco is United Airlines, representing 56% of all bookings. The subsequent popular airlines are Alaska Airlines at 20%, Frontier at 11%, and Hawaiian Airlines at 4%.

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
Spirit Airlines	PriceFrom $101	Free Cancellation	Rating 6.3 8,031 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $119	Free Cancellation	Rating 5.8 3,200 reviews	Search Frontier flights
JetBlue	PriceFrom $158	Free Cancellation	Rating 7.2 2,918 reviews	Search JetBlue flights
Hawaiian Airlines	PriceFrom $158	Free Cancellation	Rating 7.8 2,683 reviews	Search Hawaiian Airlines flights
Sun Country Air	PriceFrom $177	Free Cancellation	Rating 6.9 332 reviews	Search Sun Country Air flights
Delta	PriceFrom $179	Free Cancellation	Rating 7.9 7,979 reviews	Search Delta flights
Alaska Airlines	PriceFrom $237	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $238	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $289	Free Cancellation	Rating 7.4 8,943 reviews	Search United Airlines flights
Southwest	PriceFrom $296	Free Cancellation	Rating 8.0 4,242 reviews	Search Southwest flights

Alaska Airlines Flights From Washington, D.C. to San Francisco
Across 6 Alaska Airlines flights from Washington, D.C. to San Francisco this week, the average price was $432, with the best Alaska Airlines deals starting from $237 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, 2,681 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.

Santa Cruz

Carmel-by-the-Sea

Modesto

Sonoma

Calistoga

Hayward

Bodega Bay

Roseville

Santa Clara

Big Sur

Daly City

Fremont

Berkeley

Walnut Creek

Half Moon Bay

South San Francisco

Vallejo

Redwood City

Pacific Grove

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.

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Cheap flights from Washington, D.C. to San Francisco from $125

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

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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 September is also cheap. Prices for this month can be found on momondo for an average of $395.

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 $501. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $703.

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 $547. Flights in the afternoon are often more expensive with an average ticket price of $630.

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

Fly from Washington, D.C. Reagan-National 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?

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 August 2025, prices for Washington, D.C. to San Francisco flights are approximately 3% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Washington, D.C. to San Francisco?

Frontier, Hawaiian Airlines, and Delta are the most popular carriers operating from Washington, D.C. to San Francisco

What airlines fly to San Francisco?

Which airport is the most popular layover for flights between Washington, D.C. and San Francisco?

Denver (DEN) was the most common stop: 58% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Washington, D.C. to San Francisco?

Flights via Denver (DEN) offer the lowest average round-trip price of $222.

Which layover airport has the shortest travel time from Washington, D.C. to San Francisco?

Flights connecting via Salt Lake City (SLC) have the shortest average one-way travel time: 7h 41m.

Which layover airport has the shortest connection time from Washington, D.C. to San Francisco?

Chicago (ORD) has the shortest average layover time for this route: 0h 38m.

How many flights depart from Washington, D.C. to San Francisco on average per day?

As of August 2025, 41 flights take off from Washington, D.C. and land in San Francisco each day. The most common flight departure time for this route is 5:00PM, with 44% of daily flights taking off in the afternoon.

How many flights depart from Washington, D.C. to San Francisco on average per week?

As of August 2025, there are 293 flights per week flying from Washington, D.C. to San Francisco. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.

How long does it take to fly to San Francisco?

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

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

Fastest flight time

Direct flights

Airports in San Francisco

How far is Washington, D.C. to San Francisco by plane?

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

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?

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

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

Alaska Airlines Flights From Washington, D.C. to San Francisco

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

Traveling to a place near San Francisco?

Why use momondo?

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

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

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

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

An easier way to manage your San Francisco trip