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Cheap flights from San Francisco to Washington, D.C. from $146

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, D.C. departing on 2/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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JetBlue Logo
11:40 am - 10:47 pmSFO-DCA
8h 07m1 stop
JetBlue Logo
6:15 am - 12:09 pmDCA-SFO
8h 54m1 stop
$254JetBlue
Find Deal
Fri, Jan 16 - Fri, Jan 23
Multiple Airlines Logo
6:34 am - 4:59 pmSFO-DCA
7h 25m1 stop
Multiple Airlines Logo
6:59 pm - 10:18 pmDCA-SFO
6h 19mnonstop
$255Multiple Airlines
Find Deal
Sat, Nov 15 - Sat, Dec 6
Frontier Logo
11:33 pm - 2:29 pmSFO-IAD
11h 56m1 stop
Frontier Logo
6:05 am - 8:30 pmIAD-SFO
17h 25m2 stops
$255Frontier
Find Deal
Mon, Dec 15 - Mon, Jan 5
Alaska Airlines Logo
9:08 am - 8:00 pmSFO-DCA
7h 52m1 stop
Alaska Airlines Logo
8:00 am - 3:50 pmDCA-SFO
10h 50m1 stop
$256Alaska Airlines
Find Deal
Tue, Dec 16 - Wed, Jan 7
American Airlines Logo
12:31 pm - 11:28 pmSFO-IAD
7h 57m1 stop
American Airlines Logo
5:37 pm - 11:22 pmIAD-SFO
8h 45m1 stop
$256American Airlines
Find Deal
Wed, Feb 18 - Wed, Feb 25
United Airlines Logo
1:25 pm - 9:36 pmSFO-DCA
5h 11mnonstop
United Airlines Logo
5:59 pm - 9:10 pmDCA-SFO
6h 11mnonstop
$257United Airlines
Find Deal
Fri, Dec 5 - Sat, Dec 13
Frontier Logo
8:09 pm - 1:02 pmSFO-DCA
13h 53m1 stop
Frontier Logo
6:00 pm - 12:14 amDCA-SFO
9h 14m1 stop
$260Frontier
Find Deal
Fri, Nov 14 - Mon, Nov 17
Alaska Airlines Logo
7:40 pm - 4:15 pmSFO-DCA
17h 35m1 stop
Alaska Airlines Logo
6:35 pm - 9:41 pmDCA-SFO
6h 06mnonstop
$267Alaska Airlines
Find Deal
Wed, Feb 18 - Wed, Feb 25
United Airlines Logo
5:00 am - 2:55 pmSFO-DCA
6h 55m1 stop
United Airlines Logo
3:30 pm - 9:29 pmDCA-SFO
8h 59m1 stop
$272United Airlines
Find Deal
Fri, Nov 28 - Wed, Dec 3
Hawaiian Airlines Logo
9:51 am - 5:59 pmSFO-DCA
5h 08mnonstop
Hawaiian Airlines Logo
9:59 am - 5:33 pmDCA-SFO
10h 34m1 stop
$281Hawaiian Airlines
Find Deal
Sat, Dec 6 - Mon, Dec 15

Frontier flights from San Francisco to Washington, D.C.

Our best Frontier deals on San Francisco to Washington, D.C. flight tickets
Frontier
Dec 15
SFO11:33 pmSan Francisco
11h 56m
1 stop
IAD2:29 pmWashington, D.C. Dulles Intl
Jan 5
IAD6:05 amWashington, D.C. Dulles Intl
17h 25m
2 stops
SFO8:30 pmSan Francisco
$255
Find similar
Frontier
Nov 7
SFO8:09 pmSan Francisco
13h 53m
1 stop
DCA1:02 pmWashington, D.C. Reagan-National
Nov 17
DCA6:00 pmWashington, D.C. Reagan-National
9h 14m
1 stop
SFO12:14 amSan Francisco
$256
Find similar
Frontier
Nov 10
SFO6:34 amSan Francisco
7h 25m
1 stop
DCA4:59 pmWashington, D.C. Reagan-National
Nov 11
DCA6:00 pmWashington, D.C. Reagan-National
25h 43m
2 stops
SFO4:43 pmSan Francisco
$257
Find similar

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

Our best American Airlines deals on San Francisco to Washington, D.C. flight tickets
American Airlines
Feb 18
SFO12:31 pmSan Francisco
7h 57m
1 stop
IAD11:28 pmWashington, D.C. Dulles Intl
Feb 25
IAD5:37 pmWashington, D.C. Dulles Intl
8h 45m
1 stop
SFO11:22 pmSan Francisco
$256
Find similar
American Airlines
Feb 17
SFO12:50 amSan Francisco
10h 48m
2 stops
IAD2:38 pmWashington, D.C. Dulles Intl
Feb 25
IAD7:05 amWashington, D.C. Dulles Intl
10h 01m
1 stop
SFO2:06 pmSan Francisco
$262
Find similar
American Airlines
Feb 17
SFO12:50 amSan Francisco
10h 48m
2 stops
IAD2:38 pmWashington, D.C. Dulles Intl
Feb 25
IAD3:11 pmWashington, D.C. Dulles Intl
10h 55m
2 stops
SFO11:06 pmSan Francisco
$267
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Washington, D.C. 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 October 30, 2025.
Use the filters below to find and compare flights from San Francisco to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Fri 1/16

11:40 am-10:47 pm

1 stop8h 07m

Washington, D.C. Reagan-National

Fri 1/23

6:15 am-12:09 pm

1 stop8h 54m

$254

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Sat 11/15

6:34 am-4:59 pm

1 stop7h 25m

Washington, D.C. Reagan-National

Sat 12/6

6:59 pm-10:18 pm

Nonstop6h 19m

$255

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Mon 12/15

11:33 pm-2:29 pm

1 stop11h 56m

Washington, D.C. Dulles Intl

Mon 1/5

6:05 am-8:30 pm

2 stops17h 25m

$255

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Tue 12/16

9:08 am-8:00 pm

1 stop7h 52m

Washington, D.C. Reagan-National

Wed 1/7

8:00 am-3:50 pm

1 stop10h 50m

$256

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Wed 2/18

12:31 pm-11:28 pm

1 stop7h 57m

Washington, D.C. Dulles Intl

Wed 2/25

5:37 pm-11:22 pm

1 stop8h 45m

$256

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Fri 12/5

1:25 pm-9:36 pm

Nonstop5h 11m

Washington, D.C. Reagan-National

Sat 12/13

5:59 pm-9:10 pm

Nonstop6h 11m

$257

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Fri 11/14

8:09 pm-1:02 pm

1 stop13h 53m

Washington, D.C. Reagan-National

Mon 11/17

6:00 pm-12:14 am

1 stop9h 14m

$260

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Wed 2/18

7:40 pm-4:15 pm

1 stop17h 35m

Washington, D.C. Reagan-National

Wed 2/25

6:35 pm-9:41 pm

Nonstop6h 06m

$267

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Fri 11/28

5:00 am-2:55 pm

1 stop6h 55m

Washington, D.C. Reagan-National

Wed 12/3

3:30 pm-9:29 pm

1 stop8h 59m

$272

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Sat 12/6

9:51 am-5:59 pm

Nonstop5h 08m

Washington, D.C. Reagan-National

Mon 12/15

9:59 am-5:33 pm

1 stop10h 34m

$281

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from San Francisco to Washington, D.C.

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 cheapest month to fly to Washington, D.C.?

The month of February is, on average, the cheapest month to fly to Washington, D.C. from San Francisco, with most prices found around $387. If you’re not able to fly to Washington, D.C. in February, then August is your next best option. Flight prices from San Francisco to Washington, D.C. during August average around $387.

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from San Francisco is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $477. However, this price may fluctuate depending on the airline, the season, and holidays. 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 Washington, D.C. for around $648.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the afternoon is the cheapest time of day to fly from San Francisco to Washington, D.C. when you can find flight prices for as low as $488. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $564. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Fly from San Francisco to Washington, D.C. Reagan-National for the best San Francisco - Washington, D.C. flight prices

How far in advance should I book a flight to Washington, D.C.?

You are more likely to see cheaper flights to Washington, D.C. from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $448 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from San Francisco for as low as $377 on momondo.

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

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

You could potentially save up to 1% on your flight if you consider stops on a San Francisco to Washington, D.C. flight.

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

As of October 2025, prices for San Francisco to Washington, D.C. flights are approximately 1% more expensive when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$190

Fastest flight time

4h 55m

Direct flights

Every day

Airports in Washington, D.C.

2 airports
The best one-way flight to Washington, D.C. from San Francisco in the past 72 hours is $190. The best round-trip flight deal from San Francisco to Washington, D.C. found on momondo in the last 72 hours is $328.
The fastest flight from San Francisco to Washington, D.C. takes 4h 55m
Direct flights go from San Francisco to Washington, D.C. every day.
There are 2 airports near Washington, D.C.: Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)
Search flight deals

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

    A flight from San Francisco to Washington, D.C. will travel around 2432.6 mi. In terms of flight time, this usually takes a little over 5h 00m.

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

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

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

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

    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, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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

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

Compare and see reviews for airlines that fly from San Francisco to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $130Free CancellationRating
5.8
3,122 reviews
Search Frontier flights
Sun Country AirPriceFrom $140Free CancellationRating
6.9
335 reviews
Search Sun Country Air flights
American AirlinesPriceFrom $172Free CancellationRating
7.2
11,035 reviews
Search American Airlines flights
DeltaPriceFrom $208Free CancellationRating
7.9
7,998 reviews
Search Delta flights
JetBluePriceFrom $213Free CancellationRating
7.2
2,906 reviews
Search JetBlue flights
Hawaiian AirlinesPriceFrom $237Free CancellationRating
7.8
2,797 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $241Free CancellationRating
8.0
11,217 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $265Free CancellationRating
8.0
4,243 reviews
Search Southwest flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights

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

    Alaska Airlines flight deals from San Francisco to Washington, D.C. start from $241 round-trip. Over the 4 Alaska Airlines flights for this route in a normal week, average airfare is usually $422 round-trip - but some users have found much cheaper deals with momondo.

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

    The best Hawaiian Airlines deal for San Francisco to Washington, D.C. flight tickets found on momondo in the last 72 hours was $237, round-trip. It should be noted that an average Hawaiian Airlines flight deal for this route in this time was higher, at $418 round-trip. Hawaiian Airlines operates 4 flights out of San Francisco into Washington, D.C. in an average week, so prices vary by time and availability. 2,797 Hawaiian Airlines reviews by users on momondo have scored the airline at 7.8/10.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Manassas
Reston
Gaithersburg
Fairfax
Glen Burnie
Springfield
Linthicum Heights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Francisco to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from San Francisco to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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, D.C. from San Francisco.

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

Of course. momondo tracks the price of San Francisco to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Washington, D.C. 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.
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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport