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Cheap flights from San Francisco to Washington, D.C. from £110

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — WAS
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from San Francisco to Washington, D.C. are usually found in February or August, booked 88 days in advance, depart on a Wednesday or Monday and return on a Monday

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Cheapest flights from San Francisco to Washington, D.C.
Explore the most affordable flight options available from San Francisco to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2025.

Tue 16/1210:28SFO - DCA
1 stop9h 31mJetBlue
Thu 8/106:15DCA - SFO
1 stop8h 54mJetBlue
Deal found 29/10£192
Sun 7/1221:16SFO - DCA
1 stop11h 29mJetBlue
Thu 11/1206:00DCA - SFO
1 stop8h 45mJetBlue
Deal found 28/10£193
Tue 16/1209:08SFO - DCA
1 stop7h 52mAlaska Airlines
Wed 7/108:59DCA - SFO
1 stop10h 33mAlaska Airlines
Deal found 28/10£194
Tue 16/1207:00SFO - IAD
1 stop7h 30mAlaska Airlines
Tue 6/107:33IAD - SFO
1 stop9h 21mAlaska Airlines
Deal found 28/10£194
Fri 5/1209:51SFO - DCA
Nonstop5h 08mAlaska Airlines
Wed 10/1218:59DCA - SFO
Nonstop6h 19mAlaska Airlines
Deal found 28/10£194
Wed 3/1222:45SFO - IAD
Nonstop5h 10mUnited Airlines
Mon 8/1206:30IAD - SFO
Nonstop6h 06mUnited Airlines
Deal found 29/10£194
Fri 28/1105:00SFO - DCA
1 stop6h 55mUnited Airlines
Tue 9/1217:59DCA - SFO
Nonstop6h 11mUnited Airlines
Deal found 29/10£199
Wed 3/1210:20SFO - DCA
1 stop7h 42mAlaska Airlines
Wed 10/1218:59DCA - SFO
Nonstop6h 19mAlaska Airlines
Deal found 28/10£202
Fri 28/1105:00SFO - DCA
1 stop6h 55mUnited Airlines
Wed 3/1215:30DCA - SFO
1 stop8h 59mUnited Airlines
Deal found 29/10£206
Wed 17/1208:09SFO - DCA
1 stop9h 53mAlaska Airlines
Mon 5/117:05DCA - SFO
1 stop9h 44mAlaska Airlines
Deal found 28/10£209
Tue 16/1207:00SFO - IAD
1 stop7h 30mAlaska Airlines
Mon 5/118:29IAD - SFO
1 stop8h 58mAlaska Airlines
Deal found 28/10£209
Thu 4/1209:51SFO - DCA
Nonstop5h 08mAlaska Airlines
Fri 12/1218:59DCA - SFO
Nonstop6h 19mAlaska Airlines
Deal found 28/10£209

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

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 October 2025.

Round-trip from

£192

One-way from

£110

Popular in

December

Cheapest in

February

Average price

£315

Good round-trip deal

£491 or less

Good one-way deal

£145 or less
JetBlue
  • JetBlue
  • 16/12-8/1
  • 2 total stops
  • 18h 25m total
  • San Francisco to Washington, D.C.
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Alaska Airlines
  • Alaska Airlines
  • 11/2
  • Nonstop
  • 5h 16m total
  • San Francisco to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£20 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from San Francisco to Washington, D.C. (WAS).
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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

 
Customise 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, Cheapflights users made 858,174 searches. Data last updated 30 October 2025.
Use the filters below to find and compare flights from San Francisco to Washington, D.C. that are best for you.

Fly from

San Francisco

Fly to

Washington, D.C.

Route

Depart

Return

Price

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Wed 3/12

13:25-21:36

Nonstop5h 11m

Washington, D.C. Reagan-National

Mon 8/12

07:00-10:07

Nonstop6h 07m

£194

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Wed 19/11

05:50-16:23

1 stop7h 33m

Washington, D.C. Dulles Intl

Tue 9/12

12:30-18:16

1 stop8h 46m

£194

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Wed 3/12

13:00-20:55

Nonstop4h 55m

Washington, D.C. Dulles Intl

Mon 8/12

16:10-19:20

Nonstop6h 10m

£194

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Tue 18/11

22:30-09:10

1 stop7h 40m

Washington, D.C. Dulles Intl

Tue 9/12

15:38-20:59

1 stop8h 21m

£194

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Thu 8/1

11:18-19:35

Nonstop5h 17m

Washington, D.C. Dulles Intl

Sat 10/1

08:25-11:23

Nonstop5h 58m

£194

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Thu 8/1

05:00-14:59

1 stop6h 59m

Washington, D.C. Reagan-National

Sat 10/1

17:59-21:17

Nonstop6h 18m

£202

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Sun 15/2

09:10-21:55

1 stop9h 45m

Washington, D.C. Reagan-National

Sat 21/2

17:10-23:40

1 stop9h 30m

£209

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Sun 22/2

06:20-16:50

1 stop7h 30m

Washington, D.C. Reagan-National

Tue 24/2

16:40-21:20

1 stop7h 40m

£209

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Mon 17/11

00:30-11:12

1 stop7h 42m

Washington, D.C. Reagan-National

Sun 7/12

06:02-10:46

1 stop7h 44m

£209

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Mon 17/11

00:30-11:07

1 stop7h 37m

Washington, D.C. Dulles Intl

Mon 8/12

07:05-12:21

1 stop8h 16m

£209

Flights are sorted by cheapest return flights first.

Deals found on 28/10

Showing 1-10 of 60 results
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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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a return flight from San Francisco to Washington, D.C.. Price data was last updated on 24 October 2025.

Booking 88 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.

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

Currently, May is the cheapest month in which you can book a flight from San Francisco to Washington, D.C. (average of £89). Flying from San Francisco to Washington, D.C. in December is currently the most expensive (average of £146). 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?

Find hourly flight availability from San Francisco to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 October 2025.

When flying from San Francisco to Washington, D.C., the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 49% versus a flight in the evening.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 23 outbound flights to Washington, D.C. per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the San Francisco airport to Washington, D.C.. It is only a 11.8 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 £194, United Airlines can have you in Washington, D.C. from San Francisco in 5h 11m. 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 are the cheapest airlines to fly from San Francisco to Washington, D.C. one-way?

    One-way options have recently been found by users for as low as £111 on JetBlue. Other airlines that offer cheap prices include Delta from £111 and Alaska Airlines from £112 one-way.

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

    While some choose either San Francisco - Baltimore/Washington or San Francisco - Washington, D.C. Dulles Intl, 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%), United Airlines (92%), Asiana Airlines (92%).

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

    Looking at all options, your cheapest flight can be booked for £437. While the most popular route (San Francisco - Washington, D.C. Reagan-National) can be booked for £445 on average, our data indicates £491 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, May is the cheapest month in which you can book a flight from San Francisco to Washington, D.C. (average of £89). Flying from San Francisco to Washington, D.C. in December is currently the most expensive (average of £146). 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
Hanover
Oxon Hill
Woodbridge
Arlington
Alexandria
College Park
Tysons

Browse thousands of different options on Cheapflights for your next trip

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

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Reagan-National flights
Los Angeles to Dulles Intl flights
San Francisco to Dulles Intl flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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