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Cheap flights from Washington, D.C. to San Francisco from £105

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 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SFO
26 feb — 5 mar1
1 adult

The best prices from Washington, D.C. to San Francisco are usually found in September or October, booked 88 days in advance, depart on a Thursday or Monday and return on a Wednesday

Cheap flight deals from Washington, D.C. to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) 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 21 febbraio 2025.

Round-trip from

£208

One-way from

£105

Popular in

June

Cheapest in

September

Average price

£319

Good one-way deal

£125 or less
Delta
  • Delta
  • 18/3-25/3
  • 2 total stops
  • 21h 44m total
  • Washington, D.C. to San Francisco
Delta
  • Delta
  • 22/4
  • 1 total stop
  • 11h 21m total
  • Washington, D.C. to San Francisco
Highest demand for flights based on searches. 10% potential increase in price (£33 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).
Average for round-trip flights in February 2025
Price to beat on a one-way flight from Washington, D.C. (WAS) to San Francisco.

Find flight deals from Washington, D.C. to San Francisco

Cheapest flights from Washington, D.C. to San Francisco
Explore the most affordable flight options available from Washington, D.C. to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 febbraio 2025.

mar 18/307:43IAD - SFO
1 stop11h 05mDelta
mar 25/316:40SFO - IAD
1 stop10h 39mDelta
Deal found 21/2£208
mar 23/910:30DCA - SFO
1 stop12h 07mJetBlue
mar 30/920:47SFO - DCA
1 stop10h 56mJetBlue
Deal found 21/2£218
mar 8/407:00IAD - SFO
Nonstop6h 10mHawaiian Airlines
sab 12/408:20SFO - IAD
Nonstop5h 10mHawaiian Airlines
Deal found 21/2£219
mar 25/317:38DCA - SFO
Nonstop6h 22mHawaiian Airlines
mar 1/408:25SFO - DCA
Nonstop5h 13mHawaiian Airlines
Deal found 21/2£219
sab 15/318:10IAD - SFO
Nonstop6h 03mUnited Airlines
mer 19/313:08SFO - IAD
Nonstop4h 56mUnited Airlines
Deal found 19/2£220
mar 8/417:59DCA - SFO
Nonstop6h 15mUnited Airlines
mer 16/408:36SFO - DCA
Nonstop5h 21mUnited Airlines
Deal found 19/2£220
mar 25/317:30IAD - SFO
1 stop17h 34mAlaska Airlines
mar 1/408:20SFO - IAD
Nonstop5h 10mAlaska Airlines
Deal found 21/2£222
mer 19/317:38DCA - SFO
Nonstop6h 22mAlaska Airlines
mer 26/306:00SFO - DCA
1 stop12h 55mAlaska Airlines
Deal found 20/2£222
mar 4/311:35DCA - SFO
1 stop12h 19mDelta
mar 11/307:10SFO - DCA
1 stop12h 18mDelta
Deal found 20/2£224
mar 8/407:50IAD - SFO
1 stop10h 20mSouthwest
mer 16/407:25SFO - IAD
2 stops12h 10mSouthwest
Deal found 19/2£239
mer 26/311:35DCA - SFO
2 stops10h 55mSouthwest
mer 2/405:40SFO - DCA
1 stop7h 10mSouthwest
Deal found 20/2£239
sab 25/1017:30BWI - SFO
1 stop7h 57mDelta
sab 15/1106:15SFO - BWI
1 stop7h 46mDelta
Deal found 20/2£245

Find flights from Washington, D.C. to San Francisco within your budget

Customise your flight search to find flights from Washington, D.C. 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 21 febbraio 2025.

Fly from

Washington, D.C.

Fly to

San Francisco

Route

Depart

Return

Price

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

mar 18/3

07:43-15:48

1 stop11h 05m

San Francisco

mar 25/3

16:40-06:19

1 stop10h 39m

£208

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

mar 15/4

17:30-00:20

1 stop9h 50m

San Francisco

mar 22/4

06:00-20:59

1 stop11h 59m

£218

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

mar 8/4

07:00-10:10

Nonstop6h 10m

San Francisco

sab 12/4

08:20-16:30

Nonstop5h 10m

£219

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

mar 25/3

17:38-21:00

Nonstop6h 22m

San Francisco

mar 1/4

08:25-16:38

Nonstop5h 13m

£219

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

sab 15/3

06:28-09:38

Nonstop6h 10m

San Francisco

mar 1/4

13:00-21:25

Nonstop5h 25m

£220

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

mar 8/4

17:59-21:14

Nonstop6h 15m

San Francisco

mer 16/4

08:36-16:57

Nonstop5h 21m

£220

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

mar 25/3

17:30-08:04

1 stop17h 34m

San Francisco

mar 1/4

08:20-16:30

Nonstop5h 10m

£222

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

mer 19/3

17:38-21:00

Nonstop6h 22m

San Francisco

mer 26/3

06:00-21:55

1 stop12h 55m

£222

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

mar 4/3

11:35-20:54

1 stop12h 19m

San Francisco

mar 11/3

07:10-22:28

1 stop12h 18m

£224

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

mar 8/4

07:50-15:10

1 stop10h 20m

San Francisco

mer 16/4

07:25-22:35

2 stops12h 10m

£239

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 37 results
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Best time to book a flight from Washington, D.C. to San Francisco

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

Travel insights for flights from Washington, D.C. to San Francisco

Get recent, data-driven insights about flights from Washington, D.C. to San Francisco including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Washington, D.C. to San Francisco. Price data was last updated on 14 February 2025.

Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. 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. to San Francisco?

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to San Francisco (average of £538). Flying from Washington, D.C. 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 WAS to SFO?

Find hourly flight availability from Washington, D.C. 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 21 febbraio 2025.

It’s typically best to fly out from Washington, D.C. to San Francisco in the morning. Doing so could potentially save you 43% on the flight price compared to flying in the evening, which is usually more expensive.

Weekly flight availability from Washington, D.C. to San Francisco

Explore weekly flight availability from Washington, D.C. 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 21 febbraio 2025.

The most flights from WAS to SFO are scheduled on a Thursday (38 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (22 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 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

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 21 febbraio 2025.
Read through reviews of airlines operating flights from Washington, D.C. to San Francisco, such as Southwest, Alaska Airlines and Delta. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

8.0
Very Good

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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.?

    Located just 11.8 mi from the city center, San Francisco is the airport most travelers will use when flying to San Francisco from Washington, D.C.. Booking flights from Washington, D.C. to San Francisco (SFO) should be relatively easy as there are 28 daily inbound flights from Washington, D.C. from 0 different airlines.

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

    Currently priced at £208, Delta will fly you from Washington, D.C. to San Francisco and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from JetBlue and Hawaiian Airlines - these airlines can fly you to your destination from £218 and £219, respectively. These flights start at 42% lower than the current average price 3 months from now.

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

    One-way options have recently been found by users for as low as £105 on Delta. Other airlines that offer cheap prices include Alaska Airlines from £110 and United Airlines from £110 one-way.

  • What are the most popular routes from Washington, D.C. to San Francisco?

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

    No one likes to see their flight delayed. When booking a flight from Washington, D.C. to San Francisco consider choosing Qantas Airways (89%), Egyptair (88%) or Air China (82%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Washington, D.C. to San Francisco that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to San Francisco?

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

  • Can I find deals for business class flights from Washington, D.C. to San Francisco?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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. to San Francisco?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to San Francisco (average of £538). Flying from Washington, D.C. 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 Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Santa Cruz
San Mateo
Los Banos
Vallejo
South San Francisco
Pacific Grove
Union City

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Francisco from Washington, D.C..

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Yes! Start tracking prices for Washington, D.C. 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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