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Cheap flights from San Francisco to Washington, D.C. from £139

SFO — WAS
30 Nov — 7 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Francisco to Washington, D.C.

Enter your travel dates to find the best prices.

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

Tue 1/1220:00 -
2 stops9h 20m
Fri 4/1218:50 -
1 stop8h 05m
Deal found 26/10£299
Fri 4/1219:04 -
2 stops19h 35m
Tue 8/1218:42 -
2 stops20h 33m
Deal found 30/10£304
Wed 2/1216:14 -
2 stops22h 25m
Sat 5/1207:00 -
1 stop11h 47m
Deal found 29/10£305
Fri 4/1210:46 -
1 stop27h 53m
Mon 7/1218:42 -
2 stops20h 33m
Deal found 30/10£307
Thu 31/1215:56 -
2 stops20h 17m
Sun 3/122:59 -
2 stops15h 45m
Deal found 27/10£309
Mon 23/1118:30 -
1 stop7h 40m
Mon 30/1113:09 -
1 stop23h 31m
Deal found 28/10£310
Wed 9/1207:09 -
1 stop9h 51m
Sun 13/1218:59 -
Nonstop6h 22m
Deal found 29/10£313
Mon 7/1217:50 -
1 stop8h 45m
Tue 5/118:53 -
1 stop16h 59m
Deal found 28/10£313
Fri 4/1221:45 -
1 stop19h 15m
Sun 6/1218:59 -
Nonstop6h 22m
Deal found 28/10£314
Wed 16/1206:00 -
1 stop8h 39m
Wed 6/118:53 -
1 stop16h 59m
Deal found 29/10£316
Wed 9/1216:14 -
2 stops22h 25m
Sun 13/1218:42 -
2 stops20h 33m
Deal found 30/10£317
Tue 1/1208:20 -
2 stops11h 00m
Thu 10/1213:00 -
2 stops10h 35m
Deal found 28/10£318

Find flight deals from San Francisco to Washington, D.C.

Round-trip from

£299

One-way from

£139

Popular in

October

Cheapest in

January

Average price

£441

Good one-way deal

£382 or less
Alaska Airlines
  • Alaska Airlines
  • 5/12-7/12
  • 1 total stop
  • 13h 52m total
  • San Francisco to Washington, D.C.
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JetBlue
  • JetBlue
  • 26/11-31/12
  • 1 total stop
  • 9h 27m total
  • San Francisco to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£22 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).
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Average for round-trip flights in October 2026
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Price to beat on a one-way flight from San Francisco to Washington, D.C. (WAS).
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Cheapflights Fare Finder

 
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

Cheapest return flight

San FranciscoWashington, D.C.

SFO San Francisco - DCA Washington, D.C. Reagan-National

SFODCA

San Francisco

Wed 10/2

06:05-23:00

2 stops13h 55m

Washington, D.C. Reagan-National

Wed 31/12

00:00-21:00

Nonstop0h 00m

£175

San FranciscoWashington, D.C.

SFO San Francisco - DCA Washington, D.C. Reagan-National

SFODCA

San Francisco

Fri 18/12

05:10-18:00

2 stops9h 50m

Washington, D.C. Reagan-National

Wed 31/12

00:00-21:00

Nonstop0h 00m

£175

San FranciscoWashington, D.C.

SFO San Francisco - IAD Washington, D.C. Dulles Intl

SFOIAD

San Francisco

Mon 4/1

13:20-05:45

2 stops13h 25m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-21:00

Nonstop0h 00m

£177

San FranciscoWashington, D.C.

SFO San Francisco - IAD Washington, D.C. Dulles Intl

SFOIAD

San Francisco

Thu 17/12

06:00-00:31

1 stop15h 31m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-21:00

Nonstop0h 00m

£177

San FranciscoWashington, D.C.

SFO San Francisco - IAD Washington, D.C. Dulles Intl

SFOIAD

San Francisco

Wed 13/1

23:24-07:32

Nonstop5h 08m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-21:00

Nonstop0h 00m

£178

San FranciscoWashington, D.C.

SFO San Francisco - DCA Washington, D.C. Reagan-National

SFODCA

San Francisco

Sun 6/12

06:00-19:55

2 stops10h 55m

Washington, D.C. Reagan-National

Wed 31/12

00:00-21:00

Nonstop0h 00m

£190

San FranciscoWashington, D.C.

SFO San Francisco - DCA Washington, D.C. Reagan-National

SFODCA

San Francisco

Fri 1/1

08:20-22:25

2 stops11h 05m

Washington, D.C. Reagan-National

Wed 31/12

00:00-21:00

Nonstop0h 00m

£190

San FranciscoWashington, D.C.

SFO San Francisco - DCA Washington, D.C. Reagan-National

SFODCA

San Francisco

Fri 25/12

14:18-22:30

Nonstop5h 12m

Washington, D.C. Reagan-National

Wed 31/12

00:00-21:00

Nonstop0h 00m

£193

San FranciscoWashington, D.C.

SFO San Francisco - IAD Washington, D.C. Dulles Intl

SFOIAD

San Francisco

Thu 17/12

23:59-08:10

Nonstop5h 11m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-21:00

Nonstop0h 00m

£193

San FranciscoWashington, D.C.

SFO San Francisco - IAD Washington, D.C. Dulles Intl

SFOIAD

San Francisco

Tue 17/11

06:00-16:26

1 stop7h 26m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-21:00

Nonstop0h 00m

£201

Flights are sorted by cheapest return flights first.

Deals found on 29/10

Showing 1-10 of 42 resultsSorted by cheapest first
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Best time to book a flight from San Francisco to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from San Francisco with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Washington, D.C.

What is the cheapest month to book a flight from San Francisco to Washington, D.C.?

Currently, January is the cheapest month in which you can book a flight from San Francisco to Washington, D.C. (average of £280). Flying from San Francisco to Washington, D.C. in October is currently the most expensive (average of £452). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SFO to WAS?

When flying from San Francisco to Washington, D.C., the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from San Francisco to Washington, D.C.?

Airfare is below average for this route at the moment.
San Francisco to Washington, D.C. flights typically cost between £310 and £563 in December.
The cheapest return price found within the last 5 days was £299 on Southwest (1 Dec–4 Dec).

What’s the top stopover airport for flights from San Francisco to Washington, D.C.?

Fort Lauderdale (FLL) – chosen by Cheapflights users on 50% of one-stop itineraries from San Francisco to Washington, D.C. on Cheapflights.

What’s the cheapest stopover airport for flights from San Francisco to Washington, D.C.?

Fort Lauderdale (FLL) is the most affordable one-stop option, with an average return flight price of £213.

What’s the fastest stopover option from San Francisco to Washington, D.C.?

Flights via Fort Lauderdale (FLL) have the shortest average one-way travel time for one-stop routes: 10h 19m.

Which airport typically offers the quickest stopover for flights from San Francisco to Washington, D.C.?

Flights via Fort Lauderdale (FLL) offer the fastest connection on this route, with an average stopover time of 2h 46m.

How far ahead should I book a flight from San Francisco to Washington, D.C.?

Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Washington, D.C.. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

  • What airport do you fly from for flights from San Francisco to Washington, D.C.?

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to Washington, D.C.. You should not have trouble finding flights to Washington, D.C. from San Francisco; the airport handles an average of 8 outbound flights to Washington, D.C. per day. You should also have plenty of airline options to choose from since 1 airline has flights from the San Francisco airport to Washington, D.C.. It is only a 11.0 mi journey to San Francisco (SFO) from San Francisco’s city center.

  • How long is the flight from San Francisco to Washington, D.C.?

    For as low as £326, Alaska Airlines can have you in Washington, D.C. from San Francisco in 5h 13m. There are 2435 mi between San Francisco and Washington, D.C.. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from San Francisco to Washington, D.C. round-trip?

    Cheapflights users have booked flights from San Francisco to Washington, D.C. round-trip from £177. Frontier is priced at 53% lower than the current average price of a flight leaving 3 months from now.

  • What are the most popular routes from San Francisco to Washington, D.C.?

    While some choose either San Francisco - Washington, D.C. Dulles Intl or San Francisco - Baltimore/Washington, San Francisco - Washington, D.C. Reagan-National is the most popular route from San Francisco to Washington, D.C..

  • What are the most reliable airlines from San Francisco to Washington, D.C.?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco to Washington, D.C. on time: ITA Airways (100%), Asiana Airlines (98%), Egyptair (96%).

  • What are the cheapest flights from San Francisco to Washington, D.C.?

    Looking at all options, your cheapest flight can be booked for £382. While the most popular route (San Francisco - Washington, D.C. Reagan-National) can be booked for £252 on average, our data indicates £406 when flying from San Francisco to Washington, D.C..

  • Can I find deals for flights from San Francisco to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on San Francisco to Washington, D.C. flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Washington, D.C..

  • Can I find deals for business class flights from San Francisco to Washington, D.C.?

    Yes. Cheapflights offers flight deals from San Francisco to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco to Washington, D.C.?

    Currently, January is the cheapest month in which you can book a flight from San Francisco to Washington, D.C. (average of £280). Flying from San Francisco to Washington, D.C. in October is currently the most expensive (average of £452). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Silver Spring
Alexandria
Gaithersburg
Oxon Hill
Hanover
Woodbridge
Glen Burnie
Springfield

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for San Francisco to Washington, D.C.

San Francisco to Dulles Intl flights
Los Angeles to Reagan-National flights
Los Angeles to Dulles Intl flights

Top airline flying from San Francisco to Washington, D.C.

AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest£177Average£330FlexibilityNo cancel feeOn-time62%
Search Frontier flights

Fly with Cheapflights

How does Cheapflights help users find flights from San Francisco to Washington, D.C.?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Francisco to Washington, D.C.. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Washington, D.C.?

Cheapflights helps you find that perfect flight to Washington, D.C. from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from San Francisco to Washington, D.C. with no change fees?

Yes! Cheapflights helps users easily find flights from San Francisco to Washington, D.C. with no change fees.

Can Cheapflights notify me if prices for flights from San Francisco to Washington, D.C. become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Washington, D.C. from San Francisco today and book when prices fit your budget.

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