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Cheap flights from Washington, D.C. to San Francisco from £141

WAS — SFO
30 Oct — 6 Nov1
1 adult
1 adult, Economy, 0 bags

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

Enter your travel dates to find the best prices.

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

Wed 21/1016:30 -
1 stop10h 37m
Sat 24/1010:40 -
1 stop9h 47m
Deal found 26/9£274
Fri 4/1215:25 -
1 stop9h 59m
Mon 7/1208:00 -
1 stop10h 14m
Deal found 26/9£278
Mon 2/1115:40 -
1 stop9h 54m
Sat 7/1111:30 -
1 stop9h 00m
Deal found 28/9£279
Thu 22/1018:50 -
Nonstop5h 51m
Sat 24/1009:09 -
Nonstop5h 25m
Deal found 28/9£280
Wed 2/1215:25 -
1 stop9h 59m
Wed 9/1208:00 -
1 stop10h 14m
Deal found 28/9£282
Mon 19/1016:30 -
1 stop10h 37m
Sat 24/1010:40 -
1 stop9h 47m
Deal found 28/9£283
Thu 19/1115:29 -
1 stop11h 19m
Thu 26/1110:50 -
1 stop9h 40m
Deal found 29/9£286
Thu 3/1215:25 -
1 stop9h 59m
Tue 8/1208:00 -
1 stop10h 14m
Deal found 26/9£287
Wed 28/1011:45 -
Nonstop5h 50m
Wed 4/1116:55 -
1 stop9h 50m
Deal found 29/9£288
Wed 25/1115:29 -
1 stop11h 19m
Sat 5/1208:00 -
1 stop10h 14m
Deal found 25/9£290
Mon 23/1115:29 -
1 stop11h 19m
Thu 26/1110:50 -
1 stop9h 40m
Deal found 29/9£291
Sat 24/1009:30 -
Nonstop5h 50m
Wed 28/1006:15 -
2 stops8h 25m
Deal found 28/9£292

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

Round-trip from

£274

One-way from

£141

Popular in

June

Cheapest in

February

Average price

£409
JetBlue
  • JetBlue
  • 21/10-24/10
  • 2 total stops
  • 20h 24m total
  • Washington, D.C. to San Francisco
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United Airlines
  • United Airlines
  • 24/10-31/12
  • Nonstop
  • 5h 51m total
  • Washington, D.C. to San Francisco
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£10 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£4 potential savings vs. average return price).
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Average for round-trip flights in September 2026
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Cheapflights 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

Cheapest return flight

BaltimoreSan Francisco

BWI Baltimore/Washington - SFO San Francisco

BWISFO

Baltimore/Washington

Mon 9/11

18:34-21:45

Nonstop6h 11m

San Francisco

Wed 31/12

00:00-03:00

Nonstop0h 00m

£141

BaltimoreSan Francisco

BWI Baltimore/Washington - SFO San Francisco

BWISFO

Baltimore/Washington

Tue 9/2

18:31-21:25

Nonstop5h 54m

San Francisco

Wed 31/12

00:00-03:00

Nonstop0h 00m

£141

BaltimoreSan Francisco

BWI Baltimore/Washington - SFO San Francisco

BWISFO

Baltimore/Washington

Thu 10/12

18:35-21:49

Nonstop6h 14m

San Francisco

Wed 31/12

00:00-03:00

Nonstop0h 00m

£141

BaltimoreSan Francisco

BWI Baltimore/Washington - SFO San Francisco

BWISFO

Baltimore/Washington

Mon 11/1

06:10-11:05

1 stop7h 55m

San Francisco

Wed 31/12

00:00-03:00

Nonstop0h 00m

£148

BaltimoreSan Francisco

BWI Baltimore/Washington - SFO San Francisco

BWISFO

Baltimore/Washington

Thu 18/2

17:30-22:39

1 stop8h 09m

San Francisco

Wed 31/12

00:00-03:00

Nonstop0h 00m

£148

BaltimoreSan Francisco

BWI Baltimore/Washington - SFO San Francisco

BWISFO

Baltimore/Washington

Wed 2/12

06:05-13:25

1 stop10h 20m

San Francisco

Wed 31/12

00:00-03:00

Nonstop0h 00m

£148

Washington, D.C.San Francisco

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

IADSFO

Washington, D.C. Dulles Intl

Sat 7/11

15:03-22:59

1 stop10h 56m

San Francisco

Wed 31/12

00:00-03:00

Nonstop0h 00m

£166

BaltimoreSan Francisco

BWI Baltimore/Washington - SFO San Francisco

BWISFO

Baltimore/Washington

Thu 17/12

08:10-15:40

2 stops10h 30m

San Francisco

Wed 31/12

00:00-03:00

Nonstop0h 00m

£166

BaltimoreSan Francisco

BWI Baltimore/Washington - SFO San Francisco

BWISFO

Baltimore/Washington

Thu 18/2

06:30-13:00

2 stops9h 30m

San Francisco

Wed 31/12

00:00-03:00

Nonstop0h 00m

£166

Washington, D.C.San Francisco

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

IADSFO

Washington, D.C. Dulles Intl

Sun 6/12

19:06-00:10

1 stop8h 04m

San Francisco

Wed 31/12

00:00-03:00

Nonstop0h 00m

£181

Flights are sorted by cheapest return flights first.

Deals found on 30/9

Showing 1-10 of 46 resultsSorted by cheapest first
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Best time to book a flight from Washington, D.C. to San Francisco

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

Cheapflights Insights

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

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to San Francisco (average of £298). Flying from Washington, D.C. to San Francisco in June is currently the most expensive (average of £435). 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 WAS to SFO?

It’s typically best to fly out from Washington, D.C. to San Francisco at midday. Doing so could potentially save you 44% on the flight price compared to flying in the afternoon, which is usually more expensive.

Weekly flight availability from Washington, D.C. to San Francisco

The most flights from WAS to SFO are scheduled on a Monday (47 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (23 on average).

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

Airfare is below average for this route at the moment.
Washington, D.C. to San Francisco flights typically cost between £313 and £484 in October.
The cheapest return price found within the last 5 days was £274 on JetBlue (21 Oct–24 Oct).

How often are flights from Washington, D.C. to San Francisco delayed?

About 18% of weekly flights between Washington, D.C. and San Francisco have experienced delays in the past year, with the average delay time being 186 minutes.

What is the most punctual flight time for Washington, D.C. to San Francisco flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Washington, D.C. to San Francisco flights?

Over the past year, United Airlines have had the lowest number of delays on this route, with just 16% of flights being delayed.

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

Booking 67 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to San Francisco. 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 into for flights to San Francisco from Washington, D.C.?

    Located just 11.0 mi from the city center, San Francisco is the airport most travelers will use when flying to San Francisco from Washington, D.C.. Booking flights from Washington, D.C. to San Francisco (SFO) should be relatively easy as there are 35 daily inbound flights from Washington, D.C. from 0 different airlines.

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

    Departing from Washington, D.C. to San Francisco will take you 6h 10m. Washington, D.C. and San Francisco are separated by a distance of 2449 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    When deciding which route to take from Washington, D.C. to San Francisco consider Baltimore/Washington - San Francisco, Washington, D.C. Reagan-National - San Francisco or Washington, D.C. Dulles Intl - San Francisco as they are the most popular.

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

    No one likes to see their flight delayed. When booking a flight from Washington, D.C. to San Francisco consider choosing Air China (85%), Ethiopian Air (77%) or Egyptair (75%) as they are the most reliable in getting you off to your destination on time.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington, D.C. to San Francisco 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 Washington, D.C. to San Francisco?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to San Francisco (average of £298). Flying from Washington, D.C. to San Francisco in June is currently the most expensive (average of £435). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
San Bruno
Santa Cruz
Roseville
Newark
Bodega Bay
Sunnyvale

Browse thousands of different options on Cheapflights for your next trip

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

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

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Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Washington, D.C. to San Francisco. 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 Washington, D.C. to San Francisco?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Francisco from Washington, D.C..

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