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Cheap flights from San Francisco to Washington, D.C. Dulles Intl Airport from ₹ 20,474

SFO — IAD
20 Sep — 27 Sep1
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 February or October, booked 42 days in advance, depart on a Monday or Wednesday 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

Fri 18/909:27 -
1 stop29h 47m
Sat 5/1217:25 -
1 stop7h 57m
Deal found 20/8₹ 40,470
Wed 18/1113:15 -
1 stop19h 31m
Sun 22/1112:50 -
1 stop12h 59m
Deal found 17/8₹ 40,662
Tue 15/908:09 -
1 stop7h 50m
Fri 18/907:57 -
1 stop10h 42m
Deal found 18/8₹ 40,853
Sat 19/911:38 -
2 stops15h 02m
Tue 22/919:47 -
1 stop26h 19m
Deal found 21/8₹ 40,949
Wed 16/908:23 -
2 stops12h 36m
Tue 22/907:00 -
2 stops14h 23m
Deal found 18/8₹ 41,427
Tue 3/1107:04 -
1 stop7h 36m
Sat 14/1118:46 -
1 stop17h 06m
Deal found 17/8₹ 42,384
Fri 30/1016:43 -
1 stop22h 07m
Sat 5/1207:00 -
2 stops14h 29m
Deal found 18/8₹ 42,575
Mon 26/1018:29 -
1 stop20h 21m
Thu 29/1007:02 -
2 stops12h 58m
Deal found 17/8₹ 42,862
Fri 18/921:13 -
1 stop18h 01m
Sun 20/919:47 -
1 stop15h 59m
Deal found 18/8₹ 43,054
Sat 19/922:35 -
Nonstop5h 25m
Sun 20/908:30 -
Nonstop5h 45m
Deal found 17/8₹ 43,245
Thu 17/910:06 -
2 stops16h 34m
Mon 21/907:00 -
1 stop9h 03m
Deal found 17/8₹ 43,532

Find flight deals from San Francisco to Dulles Intl

Round-trip from

₹ 40,470

One-way from

₹ 20,474

Popular in

June

Cheapest in

February

Average price

₹ 53,960
Alaska Airlines
  • Alaska Airlines
  • 18/9-5/12
  • 2 total stops
  • 37h 44m total
  • San Francisco to Washington, D.C.
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Frontier
  • Frontier
  • 27/9
  • 1 total stop
  • 8h 35m total
  • San Francisco to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (₹ 543,097 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (₹ 75,535 potential savings vs. average return price).
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Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
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

Fly to

Route

Depart

Return

Price

Cheapest return flight

San FranciscoWashington, D.C.

SFO San Francisco - IAD Washington, D.C. Dulles Intl

SFOIAD

San Francisco

Thu 24/12

13:00-17:51

1 stop25h 51m

Washington, D.C. Dulles Intl

Tue 5/1

18:53-19:59

1 stop28h 06m

₹ 43,054

San FranciscoWashington, D.C.

SFO San Francisco - IAD Washington, D.C. Dulles Intl

SFOIAD

San Francisco

Wed 21/10

07:03-23:59

2 stops13h 56m

Washington, D.C. Dulles Intl

Fri 30/10

07:02-14:23

1 stop10h 21m

₹ 43,532

San FranciscoWashington, D.C.

SFO San Francisco - IAD Washington, D.C. Dulles Intl

SFOIAD

San Francisco

Fri 16/10

12:45-21:05

Nonstop5h 20m

Washington, D.C. Dulles Intl

Sun 18/10

06:35-09:23

Nonstop5h 48m

₹ 43,723

San FranciscoWashington, D.C.

SFO San Francisco - IAD Washington, D.C. Dulles Intl

SFOIAD

San Francisco

Fri 23/10

22:40-07:01

Nonstop5h 21m

Washington, D.C. Dulles Intl

Sun 25/10

06:15-09:14

Nonstop5h 59m

₹ 43,723

San FranciscoWashington, D.C.

SFO San Francisco - IAD Washington, D.C. Dulles Intl

SFOIAD

San Francisco

Tue 20/10

16:51-01:06

Nonstop5h 15m

Washington, D.C. Dulles Intl

Thu 29/10

06:15-09:19

Nonstop6h 04m

₹ 43,723

San FranciscoWashington, D.C.

SFO San Francisco - IAD Washington, D.C. Dulles Intl

SFOIAD

San Francisco

Fri 11/9

07:08-18:14

1 stop8h 06m

Washington, D.C. Dulles Intl

Mon 14/9

19:47-08:46

1 stop15h 59m

₹ 45,637

San FranciscoWashington, D.C.

SFO San Francisco - IAD Washington, D.C. Dulles Intl

SFOIAD

San Francisco

Sun 14/2

22:55-07:25

Nonstop5h 30m

Washington, D.C. Dulles Intl

Fri 19/2

08:25-11:20

Nonstop5h 55m

₹ 47,550
Fastest return journey

San FranciscoWashington, D.C.

SFO San Francisco - IAD Washington, D.C. Dulles Intl

SFOIAD

San Francisco

Sat 5/9

08:10-16:18

Nonstop5h 08m

Washington, D.C. Dulles Intl

Tue 22/9

14:47-17:35

Nonstop5h 48m

₹ 53,769

San FranciscoWashington, D.C.

SFO San Francisco - IAD Washington, D.C. Dulles Intl

SFOIAD

San Francisco

Fri 11/9

21:30-05:55

Nonstop5h 25m

Washington, D.C. Dulles Intl

Sat 12/9

08:30-11:15

Nonstop5h 45m

₹ 53,769

San FranciscoWashington, D.C.

SFO San Francisco - IAD Washington, D.C. Dulles Intl

SFOIAD

San Francisco

Tue 13/10

22:40-07:01

Nonstop5h 21m

Washington, D.C. Dulles Intl

Sun 18/10

06:35-09:23

Nonstop5h 48m

₹ 54,247

Flights are sorted by cheapest return flights first.

Deals found on 19/8

Showing 1-10 of 23 resultsSorted by cheapest first
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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

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?

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 41 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, February is the cheapest month in which you can book a flight from San Francisco to Washington, D.C. Dulles Intl Airport (average of ₹ 36,930). Flying from San Francisco to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of ₹ 56,352). 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?

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.

How much does it cost for a return flight from San Francisco to Washington, D.C. Dulles Intl Airport?

Airfare is below average for this route at the moment.

San Francisco to Washington, D.C. Dulles Intl Airport flights typically cost between ₹ 40,614 and ₹ 60,227 in September.
The cheapest return price found within the last 5 days was ₹ 40,470 on Alaska Airlines (18 Sept–5 Dec).

Related info for your journey

  • 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 21 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 17.7 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 Alaska Airlines and United Airlines fly from San Francisco to Washington, D.C. Dulles Intl Airport in about 5h 20m. The time it takes to get you to your destination can typically vary by up to 8h 36m. 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: United Airlines (83%), Brussels Airlines (82%), Austrian Airlines( 82%).

  • 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, February is the cheapest month in which you can book a flight from San Francisco to Washington, D.C. Dulles Intl Airport (average of ₹ 36,930). Flying from San Francisco to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of ₹ 56,352). 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
National Harbor

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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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