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$137+ Cheap flights from Reagan-National (DCA) to San Francisco (SFO)

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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SFO
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
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Find cheap flights from Reagan-National to San Francisco with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to San Francisco are usually found in January or February, booked 66 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap 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 March 23, 2026.

This Frontier deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/66:00 pm
DCA
-
SFO
1 stop9h 28m
Frontier
Fri 4/109:00 pm
SFO
-
DCA
1 stop12h 02m
Frontier
Deal found 3/19$280
This CheapOair deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/11:59 pm
DCA
-
SFO
1 stop13h 28m
Frontier
Mon 5/411:56 am
SFO
-
DCA
1 stop26h 03m
Frontier
Deal found 3/19$281
This Kiwi.com deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/66:00 pm
DCA
-
SFO
1 stop9h 28m
Frontier
Wed 4/89:00 pm
SFO
-
DCA
1 stop12h 02m
Frontier
Deal found 3/19$282
This Kiwi.com deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/141:59 pm
DCA
-
SFO
1 stop13h 24m
Frontier
Thu 5/216:00 am
SFO
-
DCA
1 stop12h 58m
Frontier
Deal found 3/21$283
This Kiwi.com deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/148:00 am
DCA
-
SFO
2 stops16h 39m
Frontier
Thu 4/1611:56 am
SFO
-
DCA
1 stop7h 03m
Frontier
Deal found 3/21$284
This Kiwi.com deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/137:00 am
DCA
-
SFO
1 stop7h 42m
Frontier
Tue 5/195:36 pm
SFO
-
DCA
2 stops16h 23m
Frontier
Deal found 3/22$285
This Kiwi.com deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:00 pm
DCA
-
SFO
1 stop9h 23m
Frontier
Tue 6/166:00 am
SFO
-
DCA
1 stop7h 57m
Frontier
Deal found 3/22$286
This Frontier deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/91:00 pm
DCA
-
SFO
1 stop14h 28m
Frontier
Wed 4/156:00 am
SFO
-
DCA
1 stop12h 59m
Frontier
Deal found 3/18$287
This Southwest deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/159:05 am
DCA
-
SFO
1 stop14h 50m
Southwest
Tue 4/2111:25 pm
SFO
-
DCA
1 stop8h 40m
Southwest
Deal found 3/23$288
This Kiwi.com deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/96:00 pm
DCA
-
SFO
1 stop9h 28m
Frontier
Tue 4/147:40 pm
SFO
-
DCA
2 stops18h 19m
Frontier
Deal found 3/20$289
This Frontier deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/41:00 pm
DCA
-
SFO
1 stop8h 23m
Frontier
Tue 4/79:00 pm
SFO
-
DCA
1 stop12h 02m
Frontier
Deal found 3/20$290
This Super.com deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/27:00 am
DCA
-
SFO
1 stop16h 15m
Frontier
Mon 4/69:00 pm
SFO
-
DCA
1 stop21h 59m
Frontier
Deal found 3/20$291

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 March 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$280
(Frontier)

One-way from

$137
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$520

Good round-trip deal

$482 or less

Good one-way deal

$265 or less
Provider with most accurate pricing for Washington, D.C. Reagan-National-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-San Francisco flights.
Search Deals
From Washington, D.C. Reagan-National to San Francisco
Search Deals
One-way flight from Washington, D.C. Reagan-National to San Francisco
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Reagan-National to San Francisco.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Reagan-National to San Francisco.
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated March 23, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Mon 4/20

7:45 pm-12:20 am

1 stop7h 35m

San Francisco

Sat 4/25

7:00 am-8:45 pm

2 stops10h 45m

$346

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Tue 4/14

3:40 pm-10:10 pm

2 stops9h 30m

San Francisco

Fri 4/17

8:05 am-7:55 pm

2 stops8h 50m

$425

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Thu 5/14

4:55 pm-11:05 pm

2 stops9h 10m

San Francisco

Fri 5/15

10:55 pm-9:45 am

1 stop7h 50m

$442

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Fri 5/22

5:00 pm-12:10 am

2 stops10h 10m

San Francisco

Fri 5/29

10:55 pm-9:45 am

1 stop7h 50m

$442

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Sat 6/6

3:35 pm-9:35 pm

2 stops9h 00m

San Francisco

Sat 6/13

5:55 pm-8:30 am

2 stops11h 35m

$443

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Thu 4/30

6:10 am-12:35 pm

2 stops9h 25m

San Francisco

Wed 5/6

5:25 am-6:40 pm

2 stops10h 15m

$443

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Tue 4/21

6:41 pm-9:58 pm

Nonstop6h 17m

San Francisco

Sat 5/2

7:15 am-9:00 pm

1 stop10h 45m

$447
Quickest round-trip

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Thu 4/30

6:59 pm-10:09 pm

Nonstop6h 10m

San Francisco

Mon 5/4

7:15 am-9:00 pm

1 stop10h 45m

$447

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Mon 4/20

4:55 pm-11:05 pm

2 stops9h 10m

San Francisco

Mon 4/27

7:25 am-7:55 pm

2 stops9h 30m

$447

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Fri 5/22

5:00 pm-12:10 am

2 stops10h 10m

San Francisco

Tue 5/26

7:40 pm-8:25 am

2 stops9h 45m

$447

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/18

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Reagan-National to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to San Francisco in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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 round-trip flight from Reagan-National to San Francisco. Price data was last updated on March 13, 2026.

Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Reagan-National Airport to San Francisco. 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 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 $127). Flying from Washington, D.C. Reagan-National Airport to San Francisco in June is currently the most expensive (average of $263). 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 March 23, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to San Francisco as you normally would.

The best insider tips for Washington, D.C. Reagan-National Airport to San Francisco flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Reagan-National Airport to San Francisco trip
Our travel experts
Emily Zemler

Emily Zemler

Expert on DCA

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more
Harriet Baskas

Harriet Baskas

Expert on SFO

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated March 23, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Hawaiian Airlines, andUnited Airlines from Washington, D.C. Reagan-National Airport to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,100 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.0

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Alaska Airlines
7.9
Good
12,100 reviews
Alaska Airlines
7.9
Good
12,100 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.0

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Hawaiian Airlines
7.8
Good
2,840 reviews
Alaska Airlines
7.9
Good
12,100 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.0

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
United Airlines
7.4
Good
9,463 reviews
Alaska Airlines
7.9
Good
12,100 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.0

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
American Airlines
7.1
Good
11,486 reviews
Alaska Airlines
7.9
Good
12,100 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.0

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Frontier
5.7
Fair
3,020 reviews
Alaska Airlines
7.9
Good
12,100 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.0

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

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?

    Most people fly into San Francisco (SFO) if they book a flight to San Francisco from Washington, D.C. Reagan-National. On average, San Francisco has 10 inbound flights from Washington, D.C. Reagan-National per day from 8 airlines. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.

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

    There are many flights that can get you from Washington, D.C. Reagan-National Airport to San Francisco in 7h 35m. Fly via Southwest to get the fastest option. There are 2435 mi between Washington, D.C. Reagan-National Airport and San Francisco.

  • What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to San Francisco round-trip?

    Cheapflights users have booked flights from Washington, D.C. Reagan-National Airport to San Francisco round-trip from $130. Other airlines that can offer you cheap pricing are Hawaiian Airlines, from $138, and JetBlue, from $146. Frontier is 69% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to San Francisco one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $66. Southwest flights start at $97 while deals on JetBlue start at $130 one-way.

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

    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 Washington, D.C. Reagan-National Airport to San Francisco on time: Air New Zealand (77%), United Airlines (76%), Virgin Australia (75%).

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

    On average you can expect to pay $1,140 for a flight from Washington, D.C. Reagan-National Airport to San Francisco. The cheapest flight overall is $168 while the most popular route, (Washington, D.C. Reagan-National - San Francisco) is currently priced at $194.

  • 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 vacation 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 $127). Flying from Washington, D.C. Reagan-National Airport to San Francisco in June is currently the most expensive (average of $263). 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

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
South San Francisco
Santa Clara
Santa Cruz
Livermore
Roseville
Watsonville
Rancho Cordova
San Bruno
San Ramon
Sunnyvale
Vacaville
San Carlos
Redwood City
Turlock
San Lorenzo
Davis
Manteca
Union City
Elk Grove
Rohnert Park

Browse thousands of different options on Cheapflights for your next trip

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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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Baltimore to Monterey flights
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Dulles Intl to Medford flights

Top 8 airlines flying from Reagan-National to San Francisco

Discover the top 8 airlines that operate flights from Reagan-National to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$296FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$138Average$387FlexibilityNo cancel feeOn-time85%
JetBlueCheapest$146Average$333FlexibilityNo cancel feeOn-time62%
DeltaCheapest$158Average$397FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$236Average$377FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$243Average$412FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$265Average$482FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$272Average$376FlexibilityNo cancel feeOn-time71%

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