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Cheap flights from San Francisco to Washington, D.C. Dulles Intl Airport from ₹ 12,500

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — IAD
4 Jan — 11 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from San Francisco to Washington, D.C. Dulles Intl are usually found in July or October, booked 83 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from San Francisco to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco to Dulles Intl
Explore the most affordable flight options available from San Francisco to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 December 2025.

Wed 31/1221:10SFO - IAD
Nonstop5h 12mUnited Airlines
Tue 6/119:45IAD - SFO
Nonstop6h 12mUnited Airlines
Deal found 5/12₹ 25,719
Thu 25/1205:50SFO - IAD
1 stop8h 48mDelta
Thu 22/107:30IAD - SFO
1 stop9h 13mDelta
Deal found 3/12₹ 28,957
Mon 29/1206:45SFO - IAD
Nonstop5h 10mUnited Airlines
Tue 6/114:10IAD - SFO
Nonstop6h 09mUnited Airlines
Deal found 5/12₹ 30,216
Wed 24/1221:10SFO - IAD
Nonstop5h 12mUnited Airlines
Sun 15/306:15IAD - SFO
Nonstop6h 15mUnited Airlines
Deal found 3/12₹ 31,205
Sat 27/1220:25SFO - IAD
1 stop13h 40mSouthwest
Wed 7/116:30IAD - SFO
1 stop8h 20mSouthwest
Deal found 3/12₹ 31,654
Wed 31/1221:10SFO - IAD
Nonstop5h 12mUnited Airlines
Wed 7/119:45IAD - SFO
Nonstop6h 12mUnited Airlines
Deal found 4/12₹ 32,104
Wed 31/1205:30SFO - IAD
2 stops13h 40mSouthwest
Wed 7/116:30IAD - SFO
1 stop8h 20mSouthwest
Deal found 3/12₹ 33,723

Find flight deals from San Francisco to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Dulles Intl (IAD). 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 5 December 2025.

Round-trip from

₹ 23,651

One-way from

₹ 12,500

Popular in

December

Cheapest in

July

Average price

₹ 48,201

Good round-trip deal

₹ 51,885 or less

Good one-way deal

₹ 22,345 or less
Southwest
  • Southwest
  • 16/1-17/1
  • 2 total stops
  • 15h 00m total
  • San Francisco to Washington, D.C.
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Southwest
  • Southwest
  • 11/3
  • 1 total stop
  • 7h 15m total
  • San Francisco to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (₹ 355,125 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 69,061 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from San Francisco to Washington, D.C. Dulles Intl.
Search Deals
Price to beat on a one-way flight from San Francisco to Washington, D.C. Dulles Intl.
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Cheapflights Fare Finder

 
Customise your flight search to find flights from San Francisco to Dulles Intl 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 454,620 searches. Data last updated 5 December 2025.
Use the filters below to find and compare flights from San Francisco to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

San Francisco

Fly to

Dulles Intl

Route

Depart

Return

Price

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Sun 25/1

09:10-22:40

2 stops10h 30m

Washington, D.C. Dulles Intl

Wed 28/1

17:30-22:20

1 stop7h 50m

₹ 24,730

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Sat 17/1

12:30-22:10

1 stop6h 40m

Washington, D.C. Dulles Intl

Sat 24/1

15:45-20:35

1 stop7h 50m

₹ 24,910

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Sat 7/3

10:20-23:10

1 stop9h 50m

Washington, D.C. Dulles Intl

Mon 9/3

07:00-14:04

1 stop10h 04m

₹ 26,169

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Thu 1/1

21:10-05:22

Nonstop5h 12m

Washington, D.C. Dulles Intl

Fri 9/1

22:20-01:30

Nonstop6h 10m

₹ 26,708

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Tue 6/1

18:58-17:04

2 stops19h 06m

Washington, D.C. Dulles Intl

Fri 9/1

18:04-08:11

1 stop17h 07m

₹ 27,248

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Thu 15/1

10:35-23:10

1 stop9h 35m

Washington, D.C. Dulles Intl

Sun 25/1

07:30-15:58

1 stop11h 28m

₹ 27,428

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Sun 15/2

16:21-05:40

1 stop10h 19m

Washington, D.C. Dulles Intl

Thu 19/2

07:05-14:02

1 stop9h 57m

₹ 28,417

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Thu 29/1

06:05-15:50

1 stop6h 45m

Washington, D.C. Dulles Intl

Mon 9/2

05:30-14:10

2 stops11h 40m

₹ 28,957

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Fri 16/1

22:54-11:49

1 stop9h 55m

Washington, D.C. Dulles Intl

Sun 18/1

07:30-13:38

1 stop9h 08m

₹ 28,957

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Mon 9/2

07:00-17:04

1 stop7h 04m

Washington, D.C. Dulles Intl

Wed 11/2

17:26-22:47

1 stop8h 21m

₹ 29,406

Flights are sorted by cheapest return flights first.

Deals found on 4/12

Showing 1-10 of 23 results
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Best time to book a flight from San Francisco to Dulles Intl

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

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

Use this chart to determine the optimal time to book a return flight from San Francisco to Dulles Intl. Price data was last updated on 28 November 2025.

The price you pay for your flight from San Francisco to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 83 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 San Francisco to Washington, D.C. Dulles Intl Airport?

Currently, May is the cheapest month in which you can book a flight from San Francisco to Washington, D.C. Dulles Intl Airport (average of ₹ 10,611). Flying from San Francisco to Washington, D.C. Dulles Intl Airport in March is currently the most expensive (average of ₹ 24,910). 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 SFO to IAD?

Find hourly flight availability from San Francisco to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 December 2025.

When flying from San Francisco to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 77% versus a flight in the evening.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Dulles Intl. 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 from for flights from San Francisco to Washington, D.C. Dulles Intl?

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from San Francisco; the airport handles an average of 25 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the San Francisco airport to Washington, D.C. Dulles Intl. It is only a 19.0 km journey to San Francisco (SFO) from San Francisco’s city centre.

  • How long is the flight from San Francisco to Washington, D.C. Dulles Intl Airport?

    Airlines like Southwest, Delta, and United Airlines fly from San Francisco to Washington, D.C. Dulles Intl Airport in about 5h 12m. The time it takes to get you to your destination can typically vary by up to 5h 18m. San Francisco and Washington, D.C. Dulles Intl Airport are separated by a distance of 3882 km. This flight may include one or multiple stops.

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

    Before booking your flight to Washington, D.C. Dulles Intl Airport from San Francisco, have a look at the most reliable airlines to get you to your destination on time: ITA Airways (100%), Brussels Airlines (91%), Asiana Airlines( 90%).

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

    The cheapest flight price from San Francisco to Washington, D.C. Dulles Intl Airport is ₹ 17,642. On average you can expect to pay ₹ 94,428. The most popular route, (San Francisco - Washington, D.C. Dulles Intl), can usually be booked for ₹ 54,676.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from San Francisco to Washington, D.C. Dulles Intl Airport (average of ₹ 10,611). Flying from San Francisco to Washington, D.C. Dulles Intl Airport in March is currently the most expensive (average of ₹ 24,910). 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. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
College Park

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

Yes, we can. To see specific flights from San Francisco to Dulles Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dulles Intl from San Francisco today and book when prices fit your budget.

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