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Cheap flights from Washington, D.C. Dulles Intl Airport to San Francisco from £118

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 18/1. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SFO
24 Dec — 31 Dec1
1 adult

Cheap flight deals from Dulles Intl to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 19 December 2024.

Round-trip from

£234

One-way from

£118

Popular in

December

Cheapest in

October

Average price

£435
United Airlines
  • United Airlines
  • 17/1-22/1
  • 1 total stop
  • 13h 00m total
  • Washington, D.C. to San Francisco
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United Airlines
  • United Airlines
  • 18/1
  • Nonstop
  • 6h 08m total
  • Washington, D.C. to San Francisco
Search Deals
High demand for flights, 3% potential price rise
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Best time to find cheap flights, 1% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Dulles Intl to San Francisco

Cheapest flights from Dulles Intl to San Francisco
Explore the most affordable flight options available from Dulles Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 December 2024.

Tue 31/1217:45IAD - SFO
1 stop7h 50mSouthwest
Wed 8/105:20SFO - IAD
1 stop6h 45mSouthwest
Deal found 17/12£411
Fri 27/1209:00IAD - SFO
Nonstop6h 03mAlaska Airlines
Wed 8/106:00SFO - IAD
1 stop7h 23mAlaska Airlines
Deal found 18/12£431
Tue 24/1207:19IAD - SFO
1 stop8h 36mDelta
Wed 8/122:45SFO - IAD
1 stop10h 06mDelta
Deal found 17/12£446
Tue 24/1214:40IAD - SFO
Nonstop6h 09mUnited Airlines
Wed 8/108:25SFO - IAD
Nonstop5h 03mUnited Airlines
Deal found 17/12£447
Fri 27/1205:00IAD - SFO
1 stop18h 55mAmerican Airlines
Tue 31/1223:05SFO - IAD
1 stop21h 57mAmerican Airlines
Deal found 19/12£666

Find flights from Dulles Intl to San Francisco within your budget

Customise your flight search to find flights from Dulles Intl 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 19 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Fri 17/1

22:05-01:11

Nonstop6h 06m

San Francisco

Wed 22/1

11:08-21:02

1 stop6h 54m

£234

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Tue 28/1

18:57-09:11

1 stop17h 14m

San Francisco

Fri 31/1

06:00-16:23

1 stop7h 23m

£236

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Thu 6/2

06:55-19:30

2 stops15h 35m

San Francisco

Sat 8/2

05:10-18:45

1 stop10h 35m

£237

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Tue 28/1

13:52-19:06

1 stop8h 14m

San Francisco

Fri 31/1

12:00-22:41

1 stop7h 41m

£243

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Wed 12/2

17:16-23:19

1 stop9h 03m

San Francisco

Sun 16/2

05:55-15:50

1 stop6h 55m

£249

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Sat 18/1

14:42-17:50

Nonstop6h 08m

£118

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Sun 1/6

12:45-08:30

1 stop22h 45m

£133

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Fri 17/1

17:25-23:38

1 stop9h 13m

£135

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Fri 21/3

06:15-13:22

1 stop10h 07m

£140

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Wed 8/1

11:10-21:35

2 stops13h 25m

£160

Flights are sorted by cheapest return flights first.

Deals found on 17/12

Showing 1-10 of 11 results
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Best time to book a flight from Dulles Intl to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Dulles Intl 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 Dulles Intl to San Francisco

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

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

Use this chart to determine the optimal time to book a return flight from Dulles Intl to San Francisco. Price data was last updated on 13 December 2024.

The price you pay for your flight from Washington, D.C. Dulles Intl 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. Dulles Intl Airport to San Francisco?

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to San Francisco (average of £538). Flying from Washington, D.C. Dulles Intl Airport to San Francisco in July is currently the most expensive (average of £742). 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 IAD to SFO?

Find hourly flight availability from Dulles Intl 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 19 December 2024.

It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to San Francisco in the morning. Doing so could potentially save you 10% on the flight price compared to flying at midday, which is usually more expensive.

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 19 December 2024.
See what other customers who have flown with Southwest, United Airlines and Alaska Airlines from Washington, D.C. to San Francisco have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very Good
4,836 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

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

Southwest
8.1
Very Good
4,836 reviews
Southwest
8.1
Very Good
4,836 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

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

Alaska Airlines
8.0
Very Good
9,551 reviews
Southwest
8.1
Very Good
4,836 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

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

Delta
8.0
Very Good
8,604 reviews
Southwest
8.1
Very Good
4,836 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

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

United Airlines
7.4
Good
9,055 reviews
Southwest
8.1
Very Good
4,836 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

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

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very Good
4,836 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

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 Dulles Intl 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. Dulles Intl?

    Most people fly into San Francisco (SFO) if they book a flight to San Francisco from Washington, D.C. Dulles Intl. On average, San Francisco has 10 inbound flights from Washington, D.C. Dulles Intl per day from 0 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. Dulles Intl Airport to San Francisco round-trip?

    United Airlines, at £234, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to San Francisco.Alternate airlines flying return to your destination include Alaska Airlines and Southwest. United Airlines is priced at 38% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as £118. Users have also found prices from £133 and £135 on Sun Country Air and Alaska Airlines, respectively.

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

    Consider Egyptair (100%), Air China (97%) or Hawaiian Airlines (91%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to San Francisco.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to San Francisco?

    The cheapest flight price from Washington, D.C. Dulles Intl Airport to San Francisco is £122. On average you can expect to pay £485. The most popular route, (Washington, D.C. Dulles Intl - San Francisco), can usually be booked for £238.

  • Can I find deals for flights from Dulles Intl to San Francisco that include hotel bookings?

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

  • How can I find direct flights from Dulles Intl to San Francisco?

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

  • Can I find deals for business class flights from Dulles Intl to San Francisco?

    Yes. Cheapflights offers flight deals from Dulles Intl 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. Dulles Intl Airport to San Francisco?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to San Francisco (average of £538). Flying from Washington, D.C. Dulles Intl Airport to San Francisco in July is currently the most expensive (average of £742). 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.

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Can Cheapflights find flights from Dulles Intl to San Francisco with no change fees?

Certainly. Search results for flights to San Francisco from Dulles Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Dulles Intl to San Francisco become cheaper?

Not ready to book yet? You can track prices for flights from Dulles Intl to San Francisco on Cheapflights with our Price Alert feature and get notified when better prices are available.

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