Cheap flights from San Francisco to Dulles Intl (SFO - IAD)

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How to find the cheapest flight from
San Francisco (SFO) to Dulles Intl (IAD)

All the information you need to plan the best SFO to IAD flight in 2022: compare San Francisco to Dulles Intl flight prices with the expected peak season, weather and rainfall in Dulles Intl.
SFO - IAD
Price
$310 - $729
IAD
Temperature
35.6 - 80.6 °F
IAD
Rainfall
2.6 - 4 inches

Popular in

June

High demand for flights, 32% potential price rise

Cheapest in

January

Best time to find cheap flights, 38% potential price drop

Round-trip from

$310

From San Francisco to Washington, D.C. Dulles Intl

One-way from

$87

One-way flight from San Francisco to Washington, D.C. Dulles Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from San Francisco to Washington, D.C. Dulles Intl Airport?

Users have found that booking a flight from San Francisco to Washington, D.C. Dulles Intl Airport at least 61 days early can save you up to 30% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from San Francisco to Washington, D.C. Dulles Intl Airport for as little as $542 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $650 for flights departing within the next 3 days.

When is the cheapest time to fly from San Francisco to Washington, D.C. Dulles Intl Airport (SFO - IAD)?

When flying from San Francisco to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

October is one of the best times of the year to fly to Washington, D.C. Dulles Intl Airport from San Francisco. Prices for October average $474 per person but you can even find prices for as low as $218. The most expensive prices can be found in the month of June. Opting for a October flight can save you 54% on your journey compared to booking in June

Cheap flights from San Francisco to Dulles Intl in August, September 2022

The best prices found for SFO to IAD flights for August, September
27 Sep - 28 Sep
$247pp
SFO
San Francisco
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
 
1 STOP
SFO
San Francisco
14 Sep - 17 Sep
$249pp
SFO
San Francisco
Multiple Airlines
   
2 STOPS
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
14 Sep - 17 Sep
$255pp
SFO
San Francisco
Multiple Airlines
   
2 STOPS
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
Alaska Airlines
Non-Stop
SFO
San Francisco

San Francisco to Dulles Intl 2022 flight deals

Cheap flights to Dulles Intl from San Francisco found for this year
27 Sep - 28 Sep
$247pp
SFO
San Francisco
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
 
1 STOP
SFO
San Francisco
14 Sep - 17 Sep
$249pp
SFO
San Francisco
Multiple Airlines
   
2 STOPS
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
14 Sep - 17 Sep
$255pp
SFO
San Francisco
Multiple Airlines
   
2 STOPS
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
Alaska Airlines
Non-Stop
SFO
San Francisco

Cheap United Airlines flights from San Francisco to Dulles Intl

1 Nov - 8 Nov
$317pp
SFO
San Francisco
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
 
1 STOP
SFO
San Francisco
20 Sep - 12 Oct
$323pp
SFO
San Francisco
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
Non-Stop
SFO
San Francisco
21 Sep - 28 Sep
$327pp
SFO
San Francisco
United Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
Non-Stop
SFO
San Francisco

If you’re traveling from San Francisco to Washington, D.C. Dulles Intl Airport, one of the more common airlines traveling that route is United Airlines. Flights from United Airlines traveling this route typically cost $417.21 RT. This price is typically 76% more expensive than other airlines that offer San Francisco to Washington, D.C. Dulles Intl Airport flights. When booking this route, the cheapest RT price found was $178. The most popular departure airport in San Francisco when flying to Washington, D.C. Dulles Intl Airport is San Francisco Airport. The most popular airport to fly into when visiting Washington, D.C. Dulles Intl Airport is Washington, D.C. Dulles Intl Airport. When flying from San Francisco to Washington, D.C. Dulles Intl Airport, United Airlines flights are 25% more popular than any other airline flying that same route.

Cheap Alaska Airlines flights from San Francisco to Dulles Intl

13 Sep - 17 Sep
$310pp
SFO
San Francisco
Alaska Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
17 Sep - 1 Oct
$312pp
SFO
San Francisco
Alaska Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
20 Sep - 18 Oct
$318pp
SFO
San Francisco
Alaska Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
Alaska Airlines
Non-Stop
SFO
San Francisco

Alaska Airlines is one of the most popular airlines used for those traveling from San Francisco to Washington, D.C. Dulles Intl Airport. Flights on this route from Alaska Airlines typically cost $541.20 RT, a price that is 57% cheaper than the average San Francisco to Washington, D.C. Dulles Intl Airport flight. The cheapest flight found was $277 RT. San Francisco Airport is the most common San Francisco airport to take off from when flying to Washington, D.C. Dulles Intl Airport. Washington, D.C. Dulles Intl Airport is the most popular arrival airport in Washington, D.C. Dulles Intl Airport. When flying from San Francisco to Washington, D.C. Dulles Intl Airport, Alaska Airlines flights are 21% more popular than any other airline flying that same route.

Non-stop flights to Dulles Intl from San Francisco

Save time with San Francisco to Dulles Intl direct flight deals
13 Sep - 17 Sep
$310pp
SFO
San Francisco
Alaska Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
17 Sep - 1 Oct
$312pp
SFO
San Francisco
Alaska Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
17 Sep - 4 Oct
$314pp
SFO
San Francisco
Multiple Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
Non-Stop
SFO
San Francisco

Last minute flights from San Francisco to Dulles Intl

Late deals on round-trip flights to Dulles Intl from San Francisco, departing today and this week
10 Aug - 23 Aug
$347pp
SFO
San Francisco
Multiple Airlines
   
2 STOPS
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
9 Aug - 30 Aug
$396pp
SFO
San Francisco
Multiple Airlines
   
2 STOPS
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
10 Aug - 11 Sep
$432pp
SFO
San Francisco
Multiple Airlines
   
2 STOPS
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
Alaska Airlines
Non-Stop
SFO
San Francisco

One-way flights to Dulles Intl from San Francisco

The cheapest one-way flights from San Francisco to Dulles Intl
1:25 pm - 7:09 am
Multiple Airlines
1 Stop
14h 44m
SFO - IAD
Multiple Airlines
$139
Kiwi.com
7:44 am - 7:09 am
Multiple Airlines
2 Stops
20h 25m
SFO - IAD
Multiple Airlines
$87
Kiwi.com
7:44 am - 7:09 am
Multiple Airlines
2 Stops
20h 25m
SFO - IAD
Multiple Airlines
$90
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">San Francisco</span> to <span class="emphasized">Dulles Intl</span> flights.

Flight FAQs

From San Francisco to Dulles Intl

What airport do you fly from for flights from San Francisco to Washington, D.C. Dulles Intl?

Most people fly from San Francisco (SFO) if they book a flight from San Francisco to Washington, D.C. Dulles Intl. On average, San Francisco has 26 outbound flights to Washington, D.C. Dulles Intl per day from 8 airlines. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.

Which airlines flying from San Francisco to Washington, D.C. Dulles Intl have flexible cancellations due to COVID-19?

United Airlines, Alaska Airlines, and American Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from San Francisco to Washington, D.C. Dulles Intl Airport for under $300 on Cheapflights?

Yes, there are multiple flights from San Francisco to Washington, D.C. Dulles Intl Airport for under $300. The cheapest flight booked recently is on Multiple Airlines for just $255, but on average you can expect to pay $286.

Are there nonstop flights from San Francisco to Washington, D.C. Dulles Intl Airport for under $400 on Cheapflights?

Cheapflights has at least 20 direct flights from San Francisco to Washington, D.C. Dulles Intl Airport under $400. A good price for a nonstop flight from San Francisco to Washington, D.C. Dulles Intl Airport is less than $331.

Are there last-minute flights available from San Francisco to Washington, D.C. Dulles Intl Airport for under $400?

There are currently 20+ open flights from San Francisco to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $400.

What days are nonstop flights available from San Francisco to Washington, D.C. Dulles Intl Airport?

Nonstop flights are available for this route on the following days: Sunday, Friday, Saturday.

How many flights depart from San Francisco to Washington, D.C. Dulles Intl Airport on average per day?

Per day, 7 flights depart from San Francisco to Washington, D.C. Dulles Intl Airport on average.
Morning (6am - Noon) - 43% of flight departures
Evening (6pm - Midnight) - 57% of flight departures

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

Alaska Airlines and United Airlines can get you from San Francisco to Washington, D.C. Dulles Intl Airport in just under 4h 59m. Your travel time will be generally consistent. The distance from San Francisco to Washington, D.C. Dulles Intl Airport is about 2426 mi. Generally, flights for this route are nonstop.

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

Alaska Airlines, at $310, was found to be the cheapest airline from San Francisco to Washington, D.C. Dulles Intl Airport. An alternate airline flying to your destination would be United Airlines. You may be able to fly from San Francisco to Washington, D.C. Dulles Intl Airport for 37% less than the average price by searching for these airlines.

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 $179. On average you can expect to pay $1,252. The most popular route, (San Francisco - Washington, D.C. Dulles Intl), can usually be booked for $256.

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

American Airlines, Alaska Airlines and Delta are the most popular airlines when flying 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?

No one likes to see their flight delayed. When booking a flight from San Francisco to Washington, D.C. Dulles Intl Airport consider choosing Azul (100%), Iberia (93%) or Lufthansa (89%) as they are the most reliable in getting you off to your destination on time.

COVID Restrictions

View COVID Travel Restrictions for Dulles Intl (IAD)

Do I need a COVID test to fly to Dulles Intl from San Francisco?

Information is based on travel restrictions for travel to Washington, D.C. Dulles Intl within the United States

Most visitors from San Francisco need to provide a negative COVID-19 test result and/or quarantine to enter Washington, D.C. Dulles Intl.

COVID-19 testing requirements
Visitors from San Francisco are not required to present a negative COVID-19 PCR test or antigen result upon entering Washington, D.C. Dulles Intl.

Quarantine requirements
Visitors from San Francisco are not required to quarantine after entering Washington, D.C. Dulles Intl.

Do I need a test to fly back to San Francisco from Dulles Intl?

Returning to San Francisco from Washington, D.C. Dulles Intl

COVID-19 testing requirements
Visitors from Washington, D.C. Dulles Intl are not required to present a negative COVID-19 PCR test or antigen result upon entering San Francisco.

Quarantine requirements
Visitors from Washington, D.C. Dulles Intl are not required to quarantine after entering San Francisco.

Hide COVID Travel Restrictions for Dulles Intl (IAD)

Alternative routes for San Francisco to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from San Francisco to Washington, D.C. Dulles Intl

The chart below displays the airlines Cheapflights users traveling from San Francisco to Dulles Intl choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Juneyao Airlines
$12 $21 No cancel fee 66%

We couldn't confirm the COVID-19 safety measures taken by Juneyao Airlines. Please check directly on their website for additional information.

Frontier
$89 $258 No cancel fee 62%
Spirit Airlines
$156 $247 No cancel fee 65%
Delta
$156 $394 No cancel fee N/A
Alaska Airlines
$178 $417 No cancel fee 75%
American Airlines
$247 $497 No cancel fee 71%
United Airlines
$277 $541 No cancel fee 69%

Hourly flight availability from San Francisco to Dulles Intl

See what time of day planes typically take off from San Francisco towards Dulles Intl.
Morning 6 AM to noon 57% of SFO to IAD departures
Evening 6 PM to midnight 23% of SFO to IAD departures
Afternoon Noon to 6 PM 19% of SFO to IAD departures
Early morning Midnight to 6 AM 1% of SFO to IAD departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from San Francisco to Dulles Intl
See how many times per day planes take to the skies headed from San Francisco to Dulles Intl.
Sunday
15 daily flights
Monday
30 daily flights
Tuesday
29 daily flights
Wednesday
31 daily flights
Thursday
30 daily flights
Friday
29 daily flights
Saturday
18 daily flights