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Cheap flights from San Francisco to Washington, D.C. from $78

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 9/30. 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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Find the cheapest flights from San Francisco to Washington, D.C.

Cheap round-trip flights

Frontier Logo
10:49 am - 9:59 pmSFO-DCA
8h 10m1 stop
Frontier Logo
1:00 pm - 10:30 pmDCA-SFO
12h 30m1 stop
$149Frontier
Find Deal
Sat, Sep 20 - Sat, Sep 27
Frontier Logo
10:49 am - 9:59 pmSFO-DCA
8h 10m1 stop
Frontier Logo
6:00 pm - 10:30 pmDCA-SFO
7h 30m1 stop
$172Frontier
Find Deal
Sat, Sep 20 - Sat, Sep 27
Frontier Logo
7:07 pm - 9:59 pmSFO-DCA
23h 52m1 stop
Frontier Logo
7:00 am - 12:16 amDCA-SFO
20h 16m1 stop
$173Frontier
Find Deal
Mon, Sep 29 - Mon, Oct 6
Frontier Logo
10:49 am - 9:59 pmSFO-DCA
8h 10m1 stop
Frontier Logo
6:00 pm - 10:30 pmDCA-SFO
7h 30m1 stop
$174Frontier
Find Deal
Sat, Sep 6 - Sat, Sep 13
Frontier Logo
6:29 am - 9:59 pmSFO-DCA
12h 30m1 stop
Frontier Logo
6:00 pm - 12:16 amDCA-SFO
9h 16m1 stop
$175Frontier
Find Deal
Thu, Sep 4 - Thu, Sep 11
Frontier Logo
10:45 am - 9:59 pmSFO-DCA
8h 14m1 stop
Frontier Logo
6:00 pm - 12:16 amDCA-SFO
9h 16m1 stop
$176Frontier
Find Deal
Thu, Sep 4 - Mon, Sep 8
Frontier Logo
6:50 am - 12:10 pmSFO-DCA
26h 20m1 stop
Frontier Logo
6:00 pm - 10:30 pmDCA-SFO
7h 30m1 stop
$180Frontier
Find Deal
Wed, Sep 3 - Sat, Sep 6
Southwest Logo
10:45 am - 11:10 pmSFO-DCA
9h 25m1 stop
Southwest Logo
6:00 am - 12:10 pmDCA-SFO
9h 10m2 stops
$232Southwest
Find Deal
Wed, Sep 17 - Tue, Sep 30
Logo
10:45 am - 4:59 pmSFO-DCA
27h 14m1 stop
Logo
9:59 am - 9:32 pmDCA-SFO
14h 33m2 stops
$236
Find Deal
Mon, Sep 8 - Tue, Sep 16
Delta Logo
12:45 am - 11:02 amSFO-DCA
7h 17m1 stop
Delta Logo
12:00 pm - 6:00 pmDCA-SFO
9h 00m1 stop
$237Delta
Find Deal
Mon, Sep 22 - Tue, Sep 30

Frontier flights from San Francisco to Washington, D.C. Reagan-National Airport

Our best Frontier deals on San Francisco to Washington, D.C. Reagan-National Airport flight tickets
Frontier
Sep 20
SFO10:49 amSan Francisco
8h 10m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
Sep 27
DCA1:00 pmWashington, D.C. Reagan-National
12h 30m
1 stop
SFO10:30 pmSan Francisco
$149
Find similar
Frontier
Sep 20
SFO10:49 amSan Francisco
8h 10m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
Sep 27
DCA6:00 pmWashington, D.C. Reagan-National
7h 30m
1 stop
SFO10:30 pmSan Francisco
$172
Find similar
Frontier
Sep 29
SFO7:07 pmSan Francisco
23h 52m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
Oct 6
DCA7:00 amWashington, D.C. Reagan-National
20h 16m
1 stop
SFO12:16 amSan Francisco
$173
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Washington, D.C. Reagan-National Airport 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 August 18, 2025.
Use the filters below to find and compare flights from San Francisco to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Sat 9/20

10:49 am-9:59 pm

1 stop8h 10m

Washington, D.C. Reagan-National

Sat 9/27

1:00 pm-10:30 pm

1 stop12h 30m

$149

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Sat 9/20

10:49 am-9:59 pm

1 stop8h 10m

Washington, D.C. Reagan-National

Sat 9/27

6:00 pm-10:30 pm

1 stop7h 30m

$172

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Mon 9/29

7:07 pm-9:59 pm

1 stop23h 52m

Washington, D.C. Reagan-National

Mon 10/6

7:00 am-12:16 am

1 stop20h 16m

$173

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Sat 9/6

10:49 am-9:59 pm

1 stop8h 10m

Washington, D.C. Reagan-National

Sat 9/13

6:00 pm-10:30 pm

1 stop7h 30m

$174

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Thu 9/4

6:29 am-9:59 pm

1 stop12h 30m

Washington, D.C. Reagan-National

Thu 9/11

6:00 pm-12:16 am

1 stop9h 16m

$175

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Thu 9/4

10:45 am-9:59 pm

1 stop8h 14m

Washington, D.C. Reagan-National

Mon 9/8

6:00 pm-12:16 am

1 stop9h 16m

$176

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Wed 9/3

6:50 am-12:10 pm

1 stop26h 20m

Washington, D.C. Reagan-National

Sat 9/6

6:00 pm-10:30 pm

1 stop7h 30m

$180

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Wed 9/17

10:45 am-11:10 pm

1 stop9h 25m

Washington, D.C. Reagan-National

Tue 9/30

6:00 am-12:10 pm

2 stops9h 10m

$232

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Mon 9/8

10:45 am-4:59 pm

1 stop27h 14m

Washington, D.C. Reagan-National

Tue 9/16

9:59 am-9:32 pm

2 stops14h 33m

$236

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Mon 9/22

12:45 am-11:02 am

1 stop7h 17m

Washington, D.C. Reagan-National

Tue 9/30

12:00 pm-6:00 pm

1 stop9h 00m

$237

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. Reagan-National Airport

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. Reagan-National Airport?

The month of February is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from San Francisco, with most prices found around $366. If you aren’t able to travel to Washington, D.C. Reagan-National Airport 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 $417.

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

The cheapest day to depart from San Francisco to Washington, D.C. Reagan-National Airport is on a Wednesday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Wednesday will often find tickets for as low as $434. Flights from San Francisco to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $624. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest San Francisco to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the afternoon. Our users have found flights to Washington, D.C. Reagan-National Airport in the afternoon for as low as $328. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the morning when prices are around $491.

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

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

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

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $454 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from San Francisco for as low as $366 on momondo.

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

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

You could potentially save up to 13% on your flight if you consider stops on a San Francisco to Washington, D.C. Reagan-National Airport flight.

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

As of August 2025, prices for San Francisco to Washington, D.C. Reagan-National Airport flights are approximately 0% more expensive when compared to flights at the same time last year.

When to book flights from San Francisco to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Washington, D.C. Reagan-National Airport 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. Reagan-National Airport (SFO to DCA) flight deals and tips

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

Best Price Found

$78

Fastest flight time

7h 12m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from San Francisco in the past 72 hours is $78. The best round-trip flight deal from San Francisco to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $149.
The fastest flight from San Francisco to Washington, D.C. Reagan-National Airport takes 7h 12m
Direct flights go from San Francisco to Washington, D.C. Reagan-National Airport every day.
Search flight deals

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

    San Francisco and Washington, D.C. Reagan-National are 2433.3 mi apart from one another. Flights usually cover this in 7h 17m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from San Francisco Airport to Washington, D.C. Reagan-National Airport are updated daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Washington, D.C. Reagan-National Airport.

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

    The required travel and health documents for your Washington, D.C. Reagan-National Airport 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. Reagan-National Airport. 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. Reagan-National Airport?

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

Best airlines flying from San Francisco to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from San Francisco to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $132Free CancellationRating
5.8
3,212 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $237Free CancellationRating
7.8
2,664 reviews
Search Hawaiian Airlines flights
JetBluePriceFrom $237Free CancellationRating
7.2
2,915 reviews
Search JetBlue flights
DeltaPriceFrom $256Free CancellationRating
8.0
7,981 reviews
Search Delta flights
Alaska AirlinesPriceFrom $271Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $291Free CancellationRating
7.4
8,925 reviews
Search United Airlines flights
American AirlinesPriceFrom $296Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $326Free CancellationRating
8.0
4,246 reviews
Search Southwest flights

  • Alaska Airlines Flights From San Francisco to Washington, D.C. Reagan-National Airport

    Across 5 Alaska Airlines flights from San Francisco to Washington, D.C. Reagan-National Airport this week, the average price was $460, with the best Alaska Airlines deals starting from $271 round-trip. 10,000 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.

  • Hawaiian Airlines Flights From San Francisco to Washington, D.C. Reagan-National Airport

    Another popular option for San Francisco to Washington, D.C. Reagan-National Airport flights is Hawaiian Airlines (7.8/10, 2,664 ratings). Hawaiian Airlines flies from San Francisco to Washington, D.C. Reagan-National Airport around 5 times per week, with deals starting from $237 round-trip and rising to an average price of around $428.

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

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

Why use momondo?

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

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 San Francisco to Washington, D.C. for you.

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

momondo does allow users to show only those flights to Washington, D.C. from San Francisco which offer a flexible booking policy as well as other useful filters and features.

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?

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from San Francisco and alert you when they change.

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