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Cheap flights from Washington, D.C. Reagan-National Airport to San Francisco from £119

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SFO
14 Nov — 21 Nov1
1 adult
1 adult, Economy

Find flight deals from Reagan-National to San Francisco

Enter your travel dates to find the best prices.

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 15 October 2025.

Sat 8/1106:05DCA - SFO
2 stops10h 35mSouthwest
Wed 12/1110:50SFO - DCA
1 stop8h 05mSouthwest
Deal found 14/10£197
Fri 7/1117:59DCA - SFO
Nonstop6h 11mUnited Airlines
Mon 10/1100:43SFO - DCA
1 stop7h 46mUnited Airlines
Deal found 14/10£198
Wed 12/1108:59DCA - SFO
1 stop9h 48mAlaska Airlines
Sat 15/1109:45SFO - DCA
Nonstop5h 13mAlaska Airlines
Deal found 14/10£201
Thu 6/1106:00DCA - SFO
1 stop9h 10mUnited Airlines
Sat 8/1105:00SFO - DCA
1 stop6h 55mUnited Airlines
Deal found 14/10£204
Thu 4/1208:59DCA - SFO
1 stop10h 47mAlaska Airlines
Tue 9/1210:20SFO - DCA
1 stop7h 42mAlaska Airlines
Deal found 14/10£207
Sat 8/1116:51DCA - SFO
1 stop8h 01mDelta
Fri 14/1100:30SFO - DCA
1 stop7h 42mDelta
Deal found 14/10£208
Mon 10/1107:00DCA - SFO
Nonstop6h 07mUnited Airlines
Sat 15/1108:38SFO - DCA
Nonstop5h 14mUnited Airlines
Deal found 12/10£210
Sat 13/1206:30DCA - SFO
1 stop8h 19mUnited Airlines
Tue 16/1200:43SFO - DCA
1 stop7h 49mUnited Airlines
Deal found 14/10£210
Sat 6/1206:05DCA - SFO
2 stops10h 35mSouthwest
Thu 11/1210:50SFO - DCA
1 stop8h 05mSouthwest
Deal found 14/10£212
Fri 14/1107:00DCA - SFO
Nonstop6h 07mUnited Airlines
Sun 16/1100:43SFO - DCA
1 stop7h 46mUnited Airlines
Deal found 13/10£213
Thu 6/1106:00DCA - SFO
1 stop9h 10mUnited Airlines
Mon 10/1113:32SFO - DCA
Nonstop5h 11mUnited Airlines
Deal found 14/10£216
Fri 5/1211:00DCA - SFO
1 stop8h 46mUnited Airlines
Sat 6/1200:43SFO - DCA
1 stop7h 49mUnited Airlines
Deal found 13/10£219

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 15 October 2025.

Round-trip from

£197

One-way from

£119

Popular in

December

Cheapest in

January

Average price

£323
Southwest
  • Southwest
  • 8/11-12/11
  • 3 total stops
  • 18h 40m total
  • Washington, D.C. to San Francisco
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 15/1
  • Nonstop
  • 6h 17m total
  • Washington, D.C. to San Francisco
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
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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 15 October 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

Sat 10/1

08:59-14:22

1 stop8h 23m

San Francisco

Thu 15/1

09:35-20:00

1 stop7h 25m

£207

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Wed 17/12

12:37-18:16

1 stop8h 39m

San Francisco

Tue 6/1

22:45-08:49

1 stop7h 04m

£208

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Mon 3/11

17:00-22:35

1 stop8h 35m

San Francisco

Fri 7/11

00:35-13:33

1 stop9h 58m

£216

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Sun 9/11

06:06-10:44

1 stop7h 38m

San Francisco

Thu 13/11

11:55-22:08

1 stop7h 13m

£223

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Thu 13/11

06:59-12:30

1 stop8h 31m

San Francisco

Wed 19/11

00:30-11:12

1 stop7h 42m

£223

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Sat 10/1

08:59-14:22

1 stop8h 23m

San Francisco

Mon 19/1

09:35-20:00

1 stop7h 25m

£230

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Mon 12/1

18:56-22:13

Nonstop6h 17m

San Francisco

Mon 19/1

21:49-20:00

1 stop19h 11m

£231

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Fri 7/11

18:58-22:11

Nonstop6h 13m

San Francisco

Tue 11/11

22:09-20:00

1 stop18h 51m

£231

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Fri 16/1

18:56-22:13

Nonstop6h 17m

San Francisco

Tue 20/1

09:40-17:56

Nonstop5h 16m

£231

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Mon 10/11

08:00-14:20

1 stop9h 20m

San Francisco

Sat 15/11

05:30-19:30

2 stops11h 00m

£234

Flights are sorted by cheapest return flights first.

Deals found on 13/10

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 10 October 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 72 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, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to San Francisco (average of £98). Flying from Washington, D.C. Reagan-National Airport to San Francisco in June is currently the most expensive (average of £194). 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 15 October 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.

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?

    Alaska Airlines and Delta can get you from Washington, D.C. Reagan-National Airport to San Francisco in just under 8h 23m. Your travel time can differ by up to 16m. 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 (91%), Air New Zealand (88%) or Alaska Airlines (83%) 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, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to San Francisco (average of £98). Flying from Washington, D.C. Reagan-National Airport to San Francisco in June is currently the most expensive (average of £194). 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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Bodega Bay
Pacific Grove

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Alternative routes for Reagan-National to San Francisco

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Can Cheapflights find flights from Reagan-National to San Francisco with no change fees?

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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