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

The most flights from SFO to IAD are scheduled on a Thursday (30 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 on average). Find deals

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

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 ₹ 16,183. On average you can expect to pay ₹ 20,625. The most popular route, (San Francisco - Washington, D.C. Dulles Intl), can usually be booked for ₹ 62,373.

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: Brussels Airlines (94%), Asiana Airlines (89%), Lufthansa( 88%).

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 16 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.

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.

₹ 12,602+ Flights from San Francisco to Washington, D.C. Dulles Intl Airport

Cheapflights Tip: The best prices from San Francisco to Washington, D.C. Dulles Intl are usually found in May or July, booked 78 days in advance, depart on a Monday or Thursday and return on a Monday

Cheap flight deals from San Francisco to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 12 February 2026.

Tue 3/306:30

SFO

IAD

1 stop7h 50m

Alaska Airlines

Wed 4/318:20

IAD

SFO

1 stop8h 39m

Alaska Airlines

Deal found 9/2₹ 21,486

Tue 3/306:30

SFO

IAD

1 stop7h 50m

Alaska Airlines

Thu 5/318:20

IAD

SFO

1 stop8h 39m

Alaska Airlines

Deal found 9/2₹ 23,299

Tue 3/323:20

SFO

IAD

Nonstop5h 11m

United Airlines

Sun 8/322:10

IAD

SFO

Nonstop6h 18m

United Airlines

Deal found 10/2₹ 23,571

Thu 5/311:35

SFO

IAD

1 stop9h 40m

Southwest

Wed 11/318:10

IAD

SFO

1 stop9h 05m

Southwest

Deal found 12/2₹ 23,662

Wed 4/322:40

SFO

IAD

Nonstop5h 11m

United Airlines

Sun 8/322:10

IAD

SFO

Nonstop6h 18m

United Airlines

Deal found 11/2₹ 23,843

Tue 3/306:05

SFO

IAD

1 stop6h 45m

Southwest

Wed 4/309:05

IAD

SFO

2 stops10h 50m

Southwest

Deal found 11/2₹ 24,115

Tue 24/322:40

SFO

IAD

1 stop9h 52m

Delta

Tue 31/306:00

IAD

SFO

1 stop7h 45m

Delta

Deal found 9/2₹ 24,206

Wed 4/305:30

SFO

IAD

2 stops13h 25m

Southwest

Sat 7/318:05

IAD

SFO

1 stop8h 10m

Southwest

Deal found 12/2₹ 24,659

Wed 11/312:06

SFO

IAD

1 stop9h 21m

Delta

Mon 16/312:14

IAD

SFO

1 stop9h 53m

Delta

Deal found 9/2₹ 25,112

Thu 5/305:45

SFO

IAD

1 stop7h 43m

Delta

Wed 11/307:00

IAD

SFO

1 stop9h 27m

Delta

Deal found 10/2₹ 25,203

Thu 5/311:20

SFO

IAD

Nonstop5h 07m

United Airlines

Sun 8/322:10

IAD

SFO

Nonstop6h 18m

United Airlines

Deal found 10/2₹ 25,384

Fri 6/323:20

SFO

IAD

Nonstop5h 11m

United Airlines

Sun 8/322:10

IAD

SFO

Nonstop6h 18m

United Airlines

Deal found 11/2₹ 25,656

Find flight deals from San Francisco to Dulles Intl

Round-trip from	₹ 21,486
One-way from	₹ 12,602
Popular in	December
Cheapest in	May
Average price	₹ 37,805
Good one-way deal	₹ 16,183 or less

Southwest
3/3-3/3
2 total stops
14h 35m total
San Francisco to Washington, D.C.

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Delta
30/4
1 total stop
10h 23m total
San Francisco to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (₹ 288,268 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (₹ 75,636 potential savings vs. average return price).

Search Deals

Average for round-trip flights in February 2026

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Price to beat on a one-way flight from San Francisco to Washington, D.C. Dulles Intl.

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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

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Tue 3/3

06:05-15:50

1 stop6h 45m

Washington, D.C. Dulles Intl

Wed 4/3

17:30-22:20

1 stop7h 50m

₹ 21,486

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Thu 28/5

14:00-00:46

1 stop7h 46m

Washington, D.C. Dulles Intl

Sat 30/5

06:08-11:45

1 stop8h 37m

₹ 24,206

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Tue 10/3

06:30-17:20

1 stop7h 50m

Washington, D.C. Dulles Intl

Fri 13/3

18:20-23:59

1 stop8h 39m

₹ 25,112

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Mon 2/3

21:30-09:13

1 stop8h 43m

Washington, D.C. Dulles Intl

Wed 11/3

06:00-10:45

1 stop7h 45m

₹ 25,112

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Fri 6/3

22:50-09:54

1 stop8h 04m

Washington, D.C. Dulles Intl

Wed 11/3

06:00-10:45

1 stop7h 45m

₹ 25,112

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Tue 28/4

06:20-17:57

1 stop8h 37m

Washington, D.C. Dulles Intl

Fri 1/5

18:37-23:54

1 stop8h 17m

₹ 25,112

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Thu 5/3

05:45-16:28

1 stop7h 43m

Washington, D.C. Dulles Intl

Wed 11/3

07:00-13:27

1 stop9h 27m

₹ 25,203

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Fri 10/4

08:50-00:20

1 stop12h 30m

Washington, D.C. Dulles Intl

Fri 17/4

17:55-23:05

1 stop8h 10m

₹ 26,472

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Tue 7/4

22:38-07:09

Nonstop5h 31m

Washington, D.C. Dulles Intl

Sat 11/4

06:30-09:30

Nonstop6h 00m

₹ 26,926

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Wed 15/4

13:20-23:40

1 stop7h 20m

Washington, D.C. Dulles Intl

Tue 21/4

16:30-23:15

2 stops9h 45m

₹ 29,192

Flights are sorted by cheapest return flights first.

Deals found on 12/2

Showing 1-10 of 22 results

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.

SFO-IAD

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

Prices

Airlines

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 78 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 ₹ 10,698). Flying from San Francisco to Washington, D.C. Dulles Intl Airport in September is currently the most expensive (average of ₹ 23,571). 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.

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 16 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 Delta and Southwest fly from San Francisco to Washington, D.C. Dulles Intl Airport in about 6h 45m. The time it takes to get you to your destination can typically vary by up to 2h 35m. 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: Brussels Airlines (94%), Asiana Airlines (89%), Lufthansa( 88%).
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 ₹ 16,183. On average you can expect to pay ₹ 20,625. The most popular route, (San Francisco - Washington, D.C. Dulles Intl), can usually be booked for ₹ 62,373.
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 ₹ 10,698). Flying from San Francisco to Washington, D.C. Dulles Intl Airport in September is currently the most expensive (average of ₹ 23,571). 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 notify me if prices for flights from San Francisco to Dulles Intl become cheaper?

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Cheap flights from San Francisco to Washington, D.C. Dulles Intl Airport from ₹ 12,602

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 16/4. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from San Francisco to Dulles Intl

Cheapest flights from San Francisco to Dulles IntlExplore 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 12 February 2026.

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 12 February 2026.

Best flights from San Francisco to Dulles IntlDiscover carefully curated flight deals from San Francisco to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 February 2026.

Discover carefully curated flight deals from San Francisco to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 February 2026.

Direct flights from San Francisco to Dulles IntlExplore direct flight options from San Francisco to Dulles Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 12 February 2026.

Explore direct flight options from San Francisco to Dulles Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 12 February 2026.

Last-minute flights from San Francisco to Dulles IntlDiscover last-minute flight deals from San Francisco to Dulles Intl. Data last updated 12 February 2026 and is based on user searches.

Discover last-minute flight deals from San Francisco to Dulles Intl. Data last updated 12 February 2026 and is based on user searches.

One-way flights from San Francisco to Dulles IntlSearch for one-way flight options from San Francisco to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 12 February 2026.

Search for one-way flight options from San Francisco to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 12 February 2026.

Find flight deals from San Francisco to Dulles Intl

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Use the filters below to find and compare flights from San Francisco to Washington, D.C. Dulles Intl Airport that are best for you.

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.

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?

What is the cheapest month to book a flight from San Francisco to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to fly from SFO to IAD?

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

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?

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

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

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

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

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

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

What is the cheapest month to book a flight from San Francisco to Washington, D.C. Dulles Intl Airport?

Travelling to a place near Washington, D.C. Dulles Intl Airport?

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Other flights to Dulles Intl

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San Francisco and Dulles Intl flights

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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 12 February 2026.

Best flights from San Francisco to Dulles Intl
Discover carefully curated flight deals from San Francisco to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 February 2026.

Direct flights from San Francisco to Dulles Intl
Explore direct flight options from San Francisco to Dulles Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 12 February 2026.

Last-minute flights from San Francisco to Dulles Intl
Discover last-minute flight deals from San Francisco to Dulles Intl. Data last updated 12 February 2026 and is based on user searches.

One-way flights from San Francisco to Dulles Intl
Search for one-way flight options from San Francisco to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 12 February 2026.