Cheap flights from Washington, D.C. Reagan-National Airport to San Francisco from £102

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 17/4. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SFO
5 Mar — 12 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap 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 3 February 2026.

Tue 31/316:40
DCA
-
SFO
1 stop10h 17m
Delta
Tue 7/422:40
SFO
-
DCA
1 stop7h 03m
Delta
Deal found 2/2£188
Mon 4/518:40
DCA
-
SFO
1 stop9h 14m
JetBlue
Sun 10/521:30
SFO
-
DCA
1 stop10h 40m
JetBlue
Deal found 3/2£191
Tue 17/208:00
DCA
-
SFO
1 stop17h 01m
Frontier
Sun 22/206:15
SFO
-
DCA
1 stop27h 45m
Frontier
Deal found 2/2£194
Sat 7/312:20
DCA
-
SFO
1 stop10h 36m
Delta
Fri 13/322:40
SFO
-
DCA
1 stop7h 03m
Delta
Deal found 1/2£195
Sat 7/317:55
DCA
-
SFO
Nonstop6h 29m
United Airlines
Tue 10/313:39
SFO
-
DCA
Nonstop5h 06m
United Airlines
Deal found 1/2£197
Mon 23/218:59
DCA
-
SFO
Nonstop6h 20m
Alaska Airlines
Wed 25/209:46
SFO
-
DCA
Nonstop5h 13m
Alaska Airlines
Deal found 2/2£203
Sat 7/318:50
DCA
-
SFO
1 stop8h 30m
Southwest
Tue 10/306:25
SFO
-
DCA
2 stops9h 55m
Southwest
Deal found 3/2£206
Sun 3/507:00
DCA
-
SFO
1 stop10h 30m
JetBlue
Mon 11/523:05
SFO
-
DCA
1 stop10h 19m
JetBlue
Deal found 2/2£210
Sat 7/306:00
DCA
-
SFO
1 stop10h 10m
Southwest
Thu 12/305:00
SFO
-
DCA
2 stops14h 55m
Southwest
Deal found 31/1£211
Wed 15/718:45
DCA
-
SFO
1 stop9h 09m
JetBlue
Wed 22/721:30
SFO
-
DCA
1 stop8h 36m
JetBlue
Deal found 3/2£211
Tue 10/317:55
DCA
-
SFO
Nonstop6h 29m
United Airlines
Thu 12/308:40
SFO
-
DCA
Nonstop5h 13m
United Airlines
Deal found 3/2£217
Sun 26/406:00
DCA
-
SFO
1 stop8h 34m
JetBlue
Tue 28/420:45
SFO
-
DCA
1 stop11h 25m
JetBlue
Deal found 2/2£219

Find 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 3 February 2026.

Round-trip from

£188

One-way from

£102

Popular in

June

Cheapest in

January

Average price

£262

Good round-trip deal

£217 or less

Good one-way deal

£116 or less
Delta
  • Delta
  • 1/4-7/4
  • 2 total stops
  • 17h 20m total
  • Washington, D.C. to San Francisco
Delta
  • Delta
  • 6/3
  • 1 total stop
  • 8h 57m total
  • Washington, D.C. to San Francisco
Highest demand for flights based on searches. 6% potential increase in price (£16 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).
Average for round-trip flights in February 2026
Price to beat on a round-trip flight from Washington, D.C. Reagan-National to San Francisco.
Price to beat on a one-way flight from Washington, D.C. Reagan-National to San Francisco.

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 3 February 2026.
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 7/3

12:20-19:56

1 stop10h 36m

San Francisco

Fri 13/3

22:40-08:43

1 stop7h 03m

£195

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Thu 14/5

06:00-11:34

1 stop8h 34m

San Francisco

Mon 18/5

23:05-12:24

1 stop10h 19m

£219

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Tue 3/3

18:59-22:19

Nonstop6h 20m

San Francisco

Mon 9/3

21:24-20:05

1 stop19h 41m

£224

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Wed 4/3

06:10-14:55

2 stops11h 45m

San Francisco

Mon 9/3

05:00-22:55

2 stops14h 55m

£229

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Sun 8/3

18:59-22:19

Nonstop6h 20m

San Francisco

Wed 11/3

09:46-17:59

Nonstop5h 13m

£246

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Thu 7/5

06:10-12:35

2 stops9h 25m

San Francisco

Tue 12/5

05:25-18:40

2 stops10h 15m

£251

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Thu 30/4

18:59-22:09

Nonstop6h 10m

San Francisco

Tue 12/5

08:00-20:00

1 stop9h 00m

£254

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Mon 4/5

17:15-00:10

2 stops9h 55m

San Francisco

Sat 9/5

05:45-17:35

2 stops8h 50m

£254

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Wed 20/5

16:40-23:15

1 stop9h 35m

San Francisco

Tue 16/6

23:40-11:15

1 stop8h 35m

£254

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Wed 18/3

07:30-15:15

2 stops10h 45m

San Francisco

Wed 25/3

23:25-11:15

1 stop8h 50m

£257

Flights are sorted by cheapest return flights first.

Deals found on 1/2

Showing 1-10 of 21 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 30 January 2026.

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 53 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 £93). Flying from Washington, D.C. Reagan-National Airport to San Francisco in June is currently the most expensive (average of £195). 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 3 February 2026.

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 7 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?

    Delta, JetBlue, and Southwest can get you from Washington, D.C. Reagan-National Airport to San Francisco in just under 9h 57m. Your travel time can differ by up to 20m. 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 (82%), Air New Zealand (82%) or Virgin Australia (75%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Reagan-National Airport to San Francisco.

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

    Looking at all options, your cheapest flight can be booked for £115. While the most popular route (Washington, D.C. Reagan-National - San Francisco) can be booked for £241 on average, our data indicates £390 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 £93). Flying from Washington, D.C. Reagan-National Airport to San Francisco in June is currently the most expensive (average of £195). 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
Santa Cruz
Newark
San Bruno
Bodega Bay
South San Francisco
Sunnyvale
Pacific Grove

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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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Why should you use Cheapflights to find cheap flight tickets from 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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