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$121+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SFO
May 3 — May 101
Sat 5/3
Sat 5/10
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to San Francisco are usually found in January or May, booked 83 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

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 April 28, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$273
(United Airlines)

One-way from

$121
(Trip.com)

Popular in

December

Cheapest in

January

Average price

$427

Good round-trip deal

$394 or less

Good one-way deal

$162 or less
Provider with most accurate pricing for Washington, D.C. Reagan-National-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-San Francisco flights.
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From Washington, D.C. Reagan-National to San Francisco
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One-way flight from Washington, D.C. Reagan-National to San Francisco
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Highest demand for flights based on searches. 4% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Washington, D.C. Reagan-National to San Francisco.
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Price to beat on a one-way flight from Washington, D.C. Reagan-National to San Francisco.
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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 April 28, 2025.

This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/245:59 pmDCA - SFO
Nonstop5h 54mUnited Airlines
Tue 5/2712:43 amSFO - DCA
1 stop8h 03mUnited Airlines
Deal found 4/28$273
This JetBlue deal was found by Cheapflights users on 4/27. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/195:15 pmDCA - SFO
1 stop11h 19mJetBlue
Tue 9/237:00 amSFO - DCA
1 stop10h 51mJetBlue
Deal found 4/27$276
This Hawaiian Airlines deal was found by Cheapflights users on 4/28. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/246:38 pmDCA - SFO
Nonstop6h 00mHawaiian Airlines
Fri 6/67:24 amSFO - DCA
1 stop10h 41mHawaiian Airlines
Deal found 4/28$277
This Expedia deal was found by Cheapflights users on 4/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/296:38 pmDCA - SFO
Nonstop6h 00mMultiple Airlines
Thu 6/56:37 amSFO - DCA
1 stop7h 20mMultiple Airlines
Deal found 4/28$283
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/106:38 pmDCA - SFO
Nonstop6h 00mAlaska Airlines
Tue 7/299:09 amSFO - DCA
1 stop9h 33mAlaska Airlines
Deal found 4/27$285
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/62:37 pmDCA - SFO
1 stop9h 50mAmerican Airlines
Wed 6/1111:25 pmSFO - DCA
1 stop7h 04mAmerican Airlines
Deal found 4/28$287
This Cheapflightsfares deal was found by Cheapflights users on 4/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/231:00 pmDCA - SFO
1 stop7h 49mFrontier
Wed 5/286:37 amSFO - DCA
1 stop7h 22mFrontier
Deal found 4/27$296
This Delta deal was found by Cheapflights users on 4/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/65:15 pmDCA - SFO
1 stop8h 54mDelta
Sat 6/145:50 amSFO - DCA
1 stop7h 43mDelta
Deal found 4/27$297
This Southwest deal was found by Cheapflights users on 4/27. 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 6/113:55 pmDCA - SFO
2 stops10h 35mSouthwest
Sat 6/1410:45 pmSFO - DCA
1 stop9h 15mSouthwest
Deal found 4/27$329

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 April 28, 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 5/24

5:59 pm-8:53 pm

Nonstop5h 54m

San Francisco

Tue 5/27

12:43 am-11:46 am

1 stop8h 03m

$273

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Mon 6/30

5:45 pm-12:46 am

1 stop10h 01m

San Francisco

Fri 7/4

10:44 am-10:59 pm

1 stop9h 15m

$276

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Sat 5/24

6:38 pm-9:38 pm

Nonstop6h 00m

San Francisco

Fri 6/6

7:24 am-9:05 pm

1 stop10h 41m

$277

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Thu 5/29

6:38 pm-9:38 pm

Nonstop6h 00m

San Francisco

Thu 6/5

6:37 am-4:57 pm

1 stop7h 20m

$283

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Tue 6/10

6:38 pm-9:38 pm

Nonstop6h 00m

San Francisco

Tue 7/29

9:09 am-9:42 pm

1 stop9h 33m

$285

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Fri 6/6

2:37 pm-9:27 pm

1 stop9h 50m

San Francisco

Wed 6/11

11:25 pm-9:29 am

1 stop7h 04m

$287

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Fri 5/23

1:00 pm-5:49 pm

1 stop7h 49m

San Francisco

Wed 5/28

6:37 am-4:59 pm

1 stop7h 22m

$296

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Fri 6/6

5:15 pm-11:09 pm

1 stop8h 54m

San Francisco

Sat 6/14

5:50 am-4:33 pm

1 stop7h 43m

$297

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Wed 6/11

3:55 pm-11:30 pm

2 stops10h 35m

San Francisco

Sat 6/14

10:45 pm-11:00 am

1 stop9h 15m

$329

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Mon 5/12

1:00 pm-2:44 pm

1 stop28h 44m

$121

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 17 results
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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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
Trip.comPrice Accuracy1 starTrust 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 CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Washington, D.C. Reagan-National Airport-San Francisco flight deals on Cheapflights vs. CheapOair >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 CheapOair the most. CheapOair 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 April 25, 2025.

Booking 83 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, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to San Francisco (average of $276). Flying from Washington, D.C. Reagan-National Airport to San Francisco in June is currently the most expensive (average of $393). 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 April 28, 2025.

It’s optimal to fly from Washington, D.C. Reagan-National Airport to San Francisco at noon. By choosing this option you can save up to 36% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Washington, D.C. Reagan-National Airport to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from Reagan-National to San Francisco. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to San Francisco flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. Reagan-National Airport to San Francisco

Explore weekly flight availability from Reagan-National to San Francisco. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 28, 2025.

The most flights from DCA to SFO are scheduled on a Monday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 on average).

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 April 28, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Washington, D.C. to San Francisco have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,949 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,292 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,402 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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 8 inbound flights from Washington, D.C. Reagan-National per day from 9 airlines. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.

  • 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 $273. Other airlines that can offer you cheap pricing are JetBlue, from $276, and Hawaiian Airlines, from $277. United Airlines is 38% 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 $121. United Airlines flights start at $124 while deals on Hawaiian Airlines start at $128 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: United Airlines (92%), Air New Zealand (88%), Alaska Airlines (80%).

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

    On average you can expect to pay $1,014 for a flight from Washington, D.C. Reagan-National Airport to San Francisco. The cheapest flight overall is $118 while the most popular route, (Washington, D.C. Reagan-National - San Francisco) is currently priced at $198.

  • 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, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to San Francisco (average of $276). Flying from Washington, D.C. Reagan-National Airport to San Francisco in June is currently the most expensive (average of $393). 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 Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Roseville
Mountain View
Santa Cruz
Turlock
Livermore
South San Francisco
Fairfield
Manteca
Richmond
Watsonville
Hollister
Milpitas
Antioch
Sausalito
Vallejo
Newark
Hayward
Alameda
Sunnyvale
Campbell

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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Top 9 airlines flying from Reagan-National to San Francisco

Discover the top 9 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 April 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$64Average$202FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$98Average$397FlexibilityNo cancel feeOn-time85%
FrontierCheapest$130Average$279FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$219Average$358FlexibilityNo cancel feeOn-time62%
DeltaCheapest$266Average$415FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$279Average$488FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$296Average$467FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$318Average$548FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$376Average$572FlexibilityNo cancel feeOn-time63%

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