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Cheap flights from Washington, D.C. Reagan-National Airport to San Francisco from £114

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 13/11. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SFO
12 Oct — 19 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Reagan-National to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to San Francisco (SFO). 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 12 September 2025.

Round-trip from

£207

One-way from

£114

Popular in

December

Cheapest in

January

Average price

£293
Southwest
  • Southwest
  • 4/10-11/10
  • 3 total stops
  • 20h 05m total
  • Washington, D.C. to San Francisco
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Southwest
  • Southwest
  • 13/11
  • 1 total stop
  • 12h 05m total
  • Washington, D.C. to San Francisco
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£6 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Reagan-National to San Francisco

Cheapest flights from Reagan-National to San Francisco
Explore the most affordable flight options available from Reagan-National to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2025.

Sat 4/1012:10DCA - SFO
1 stop9h 45mSouthwest
Sat 11/1007:00SFO - DCA
2 stops10h 20mSouthwest
Deal found 12/9£207
Fri 7/1117:59DCA - SFO
Nonstop6h 11mUnited Airlines
Sun 9/1100:43SFO - DCA
1 stop7h 46mUnited Airlines
Deal found 10/9£209
Tue 11/1107:00DCA - SFO
Nonstop6h 07mUnited Airlines
Sat 15/1100:43SFO - DCA
1 stop7h 46mUnited Airlines
Deal found 11/9£210
Wed 17/1216:40DCA - SFO
2 stops8h 50mSouthwest
Tue 6/109:50SFO - DCA
2 stops10h 30mSouthwest
Deal found 12/9£211
Fri 7/1106:00DCA - SFO
1 stop7h 33mDelta
Fri 14/1100:45SFO - DCA
1 stop9h 48mDelta
Deal found 12/9£212
Sat 4/1013:35DCA - SFO
1 stop13h 24mJetBlue
Tue 14/1023:20SFO - DCA
1 stop12h 42mJetBlue
Deal found 10/9£213
Sat 18/1019:00DCA - SFO
Nonstop5h 50mUnited Airlines
Thu 23/1005:15SFO - DCA
1 stop7h 36mUnited Airlines
Deal found 10/9£213
Wed 1/1016:30DCA - SFO
2 stops8h 55mSouthwest
Wed 8/1006:30SFO - DCA
1 stop8h 40mSouthwest
Deal found 10/9£214
Wed 8/1007:00DCA - SFO
Nonstop5h 49mUnited Airlines
Sun 12/1000:43SFO - DCA
1 stop7h 51mUnited Airlines
Deal found 10/9£216
Wed 15/1017:20DCA - SFO
1 stop10h 39mJetBlue
Mon 20/1022:00SFO - DCA
1 stop11h 59mJetBlue
Deal found 11/9£216
Thu 30/1008:30DCA - SFO
1 stop7h 55mUnited Airlines
Mon 3/1100:43SFO - DCA
1 stop7h 46mUnited Airlines
Deal found 10/9£217
Wed 1/1016:40DCA - SFO
2 stops8h 45mSouthwest
Fri 3/1010:25SFO - DCA
1 stop8h 55mSouthwest
Deal found 9/9£218

Cheapflights Fare Finder

 
Customise your flight search to find flights from Reagan-National to San Francisco 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 12 September 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to San Francisco that are best for you.

Fly from

Reagan-National

Fly to

San Francisco

Route

Depart

Return

Price

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Tue 10/3

17:55-00:34

1 stop9h 39m

San Francisco

Tue 17/3

12:05-22:57

1 stop7h 52m

£216

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Wed 22/10

13:35-00:15

1 stop13h 40m

San Francisco

Wed 29/10

08:00-22:29

1 stop11h 29m

£216

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Tue 14/10

08:59-14:01

1 stop8h 02m

San Francisco

Sat 18/10

08:41-20:29

1 stop8h 48m

£219

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Tue 28/10

18:58-22:11

Nonstop6h 13m

San Francisco

Thu 30/10

08:14-21:05

1 stop9h 51m

£227

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Wed 5/11

18:58-22:11

Nonstop6h 13m

San Francisco

Sun 9/11

08:14-21:05

1 stop9h 51m

£227

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Tue 7/10

17:59-20:52

Nonstop5h 53m

San Francisco

Fri 10/10

00:43-11:34

1 stop7h 51m

£234

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Sat 1/11

18:58-22:11

Nonstop6h 13m

San Francisco

Sun 2/11

09:45-17:58

Nonstop5h 13m

£234

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Thu 16/10

16:23-20:54

1 stop7h 31m

San Francisco

Sat 18/10

00:43-11:34

1 stop7h 51m

£244

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Tue 14/10

08:59-14:01

1 stop8h 02m

San Francisco

Fri 17/10

06:45-20:29

1 stop10h 44m

£248

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Sat 4/10

07:00-09:49

Nonstop5h 49m

San Francisco

Wed 8/10

08:32-16:52

Nonstop5h 20m

£249

Flights are sorted by cheapest return flights first.

Deals found on 9/9

Showing 1-10 of 22 results
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Best time to book a flight from Reagan-National to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Reagan-National 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 Washington, D.C. Reagan-National Airport to San Francisco

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

Use this chart to determine the optimal time to book a return flight from Reagan-National to San Francisco. Price data was last updated on 29 August 2025.

The price you pay for your flight from Washington, D.C. Reagan-National Airport to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 88 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to San Francisco (average of £538). Flying from Washington, D.C. Reagan-National Airport to San Francisco in July is currently the most expensive (average of £803). 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 DCA to SFO?

Find hourly flight availability from Reagan-National to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 September 2025.

When flying from Washington, D.C. Reagan-National Airport to San Francisco, 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 Washington, D.C. Reagan-National Airport to San Francisco?

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to San Francisco. 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 into for flights to San Francisco from Washington, D.C. Reagan-National?

    For a flight from Washington, D.C. Reagan-National to San Francisco, you will be flying into San Francisco. San Francisco (SFO) is just 11.8 mi from the center of the city. San Francisco is the only San Francisco airport and it handles 8 inbound flights from Washington, D.C. Reagan-National per day. 0 airlines have flights to San Francisco from Washington, D.C. Reagan-National on a regular basis.

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

    JetBlue and Alaska Airlines can get you from Washington, D.C. Reagan-National Airport to San Francisco in just under 8h 02m. Your travel time can differ by up to 1h 37m. The distance from Washington, D.C. Reagan-National Airport to San Francisco is about 2435 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    Consider United Airlines (81%), Air New Zealand (81%) or Alaska Airlines (68%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Reagan-National Airport to San Francisco.

  • Can I find deals for flights from Reagan-National to San Francisco that include hotel bookings?

    Yes. In addition to deals on Reagan-National to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to San Francisco?

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

  • Can I find deals for business class flights from Reagan-National to San Francisco?

    Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to San Francisco?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to San Francisco (average of £538). Flying from Washington, D.C. Reagan-National Airport to San Francisco in July is currently the most expensive (average of £803). 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?

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Alternative routes for Reagan-National to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
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Yes! Cheapflights helps users easily find flights from Reagan-National to San Francisco with no change fees.

Can Cheapflights notify me if prices for flights from Reagan-National to San Francisco become cheaper?

Yes! Start tracking prices for Reagan-National to San Francisco flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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