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Dulles Intl

$108+ Cheap flights from San Francisco Bay Area to Dulles Intl (IAD)

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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — IAD
abr. 5 — abr. 121
sáb. 4/5
sáb. 4/12
1 adult, Economy
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Cheap flight deals from San Francisco Bay Area to Dulles Intl

Keep the following information in mind while searching for San Francisco Bay Area to Dulles Intl flight deals. Data was last updated marzo 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$238
(Frontier)

One-way from

$108
(Hawaiian Airlines)

Popular in

June

Cheapest in

February

Average price

$448
Provider with most accurate pricing for San Francisco-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Washington, D.C. (WAS) flights.
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From San Francisco Bay Area to Washington, D.C. Dulles Intl
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One-way flight from San Francisco Bay Area to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 9% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from San Francisco Bay Area to Dulles Intl

Cheapest flights from San Francisco Bay Area to Dulles Intl
Explore the most affordable flight options available from San Francisco Bay Area to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 31, 2025.

This Frontier deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/17:41 pmSJC - IAD
1 stop7h 50mFrontier
lun. 5/58:01 amIAD - SJC
1 stop13h 40mFrontier
Deal found 3/30$238
This Alaska Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/166:15 amSJC - IAD
1 stop7h 43mAlaska Airlines
mar. 4/225:00 pmIAD - SJC
1 stop8h 30mAlaska Airlines
Deal found 3/30$252
This Southwest deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/306:45 amSJC - IAD
1 stop7h 05mSouthwest
mar. 6/102:00 pmIAD - SJC
1 stop10h 20mSouthwest
Deal found 3/30$267
This Delta deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/111:00 pmSJC - IAD
1 stop9h 47mDelta
lun. 9/85:00 pmIAD - SJC
1 stop8h 06mDelta
Deal found 3/29$277
This Frontier deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/1410:28 pmSFO - IAD
1 stop15h 34mFrontier
sáb. 4/1912:48 pmIAD - SFO
1 stop11h 42mFrontier
Deal found 3/31$278
This Hawaiian Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/58:24 amSFO - IAD
Nonstop5h 14mHawaiian Airlines
mar. 5/67:00 amIAD - SFO
Nonstop6h 08mHawaiian Airlines
Deal found 3/30$281
This Orbitz deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/19:35 pmSFO - IAD
Nonstop5h 05mMultiple Airlines
jue. 5/87:45 amIAD - SFO
1 stop8h 04mMultiple Airlines
Deal found 3/30$283
This Alaska Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/224:43 pmOAK - IAD
1 stop12h 00mAlaska Airlines
mié. 4/3010:00 amIAD - OAK
1 stop8h 48mAlaska Airlines
Deal found 3/31$287
This Alaska Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/309:10 amSFO - IAD
Nonstop5h 12mAlaska Airlines
lun. 5/127:00 amIAD - SFO
Nonstop6h 08mAlaska Airlines
Deal found 3/31$287
This Sun Country Air deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/296:09 pmSFO - IAD
1 stop14h 44mSun Country Air
jue. 6/512:40 pmIAD - SFO
1 stop22h 28mSun Country Air
Deal found 3/30$295
This Delta deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 4/2712:47 amSFO - IAD
1 stop7h 22mDelta
mié. 5/76:00 amIAD - SFO
1 stop8h 45mDelta
Deal found 3/30$307
This Southwest deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/56:35 amOAK - IAD
1 stop7h 15mSouthwest
mié. 5/77:50 amIAD - OAK
1 stop9h 55mSouthwest
Deal found 3/31$317

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco Bay Area 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 2,558,603 searches. Data last updated marzo 31, 2025.
Use the filters below to find and compare flights from San Francisco Bay Area to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

San Francisco Bay Area

Fly to

Dulles Intl

Route

Depart

Return

Price

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

jue. 5/1

7:41 pm-6:31 am

1 stop7h 50m

Washington, D.C. Dulles Intl

lun. 5/5

8:01 am-6:41 pm

1 stop13h 40m

$238

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

mié. 4/16

6:15 am-4:58 pm

1 stop7h 43m

Washington, D.C. Dulles Intl

mar. 4/22

5:00 pm-10:30 pm

1 stop8h 30m

$252

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

vie. 5/30

6:45 am-4:50 pm

1 stop7h 05m

Washington, D.C. Dulles Intl

mar. 6/10

2:00 pm-9:20 pm

1 stop10h 20m

$267

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

lun. 9/1

11:00 pm-11:47 am

1 stop9h 47m

Washington, D.C. Dulles Intl

jue. 9/11

3:00 pm-10:58 pm

1 stop10h 58m

$277

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

lun. 4/14

10:28 pm-5:02 pm

1 stop15h 34m

Washington, D.C. Dulles Intl

sáb. 4/19

12:48 pm-9:30 pm

1 stop11h 42m

$278

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

lun. 5/5

8:24 am-4:38 pm

Nonstop5h 14m

Washington, D.C. Dulles Intl

mar. 5/6

7:00 am-10:08 am

Nonstop6h 08m

$281

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

jue. 5/1

9:35 pm-5:40 am

Nonstop5h 05m

Washington, D.C. Dulles Intl

jue. 5/8

7:45 am-12:49 pm

1 stop8h 04m

$283

OaklandWashington, D.C.

OAK - IAD

OAKIAD

Oakland

mar. 4/22

4:43 pm-7:43 am

1 stop12h 00m

Washington, D.C. Dulles Intl

mié. 4/30

10:00 am-3:48 pm

1 stop8h 48m

$287

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

mié. 4/30

9:10 am-5:22 pm

Nonstop5h 12m

Washington, D.C. Dulles Intl

lun. 5/12

7:00 am-10:08 am

Nonstop6h 08m

$287

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

jue. 5/29

6:09 pm-11:53 am

1 stop14h 44m

Washington, D.C. Dulles Intl

jue. 6/5

12:40 pm-8:08 am

1 stop22h 28m

$295

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 50 results
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Best time to book a flight from San Francisco Bay Area to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from San Francisco Bay Area with our price prediction graph.
Estimated round-trip 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 Bay Area to Washington, D.C. Dulles Intl Airport

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

Currently, August is the cheapest month in which you can book a flight from San Francisco Bay Area to Washington, D.C. Dulles Intl Airport (average of $309). Flying from San Francisco Bay Area to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $385). 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 XIH to IAD?

Find hourly flight availability from San Francisco Bay Area 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 marzo 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco Bay Area to Washington, D.C. Dulles Intl Airport as you normally would.

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

Explore weekly flight availability from San Francisco Bay Area to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated marzo 31, 2025.

The most flights from zzXIH to IAD are scheduled on a Sunday (46 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (11 on average).

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated marzo 31, 2025.
Read through reviews of airlines operating flights from San Francisco Bay Area to Washington, D.C., such as Alaska Airlines, Southwest and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,276 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,342 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from San Francisco Bay Area 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 are the cheapest airlines to fly from San Francisco Bay Area to Washington, D.C. Dulles Intl Airport one-way?

    The cheapest airline one-way is Hawaiian Airlines, with whom users have recently found tickets for as low as $108. However, be on the lookout for offers from Southwest and American Airlines, as they are both options that can get you from San Francisco Bay Area to Washington, D.C. Dulles Intl Airport for a low price.

  • What are the most popular routes from San Francisco Bay Area to Washington, D.C. Dulles Intl Airport?

    The most popular flight routes from San Francisco Bay Area to Washington, D.C. Dulles Intl Airport are San Francisco - Washington, D.C. Dulles Intl, San Jose - Washington, D.C. Dulles Intl and Oakland - Washington, D.C. Dulles Intl.

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

    Before booking your flight to Washington, D.C. Dulles Intl Airport from San Francisco Bay Area, check out the most reliable airlines to get you to your destination on time: Brussels Airlines (93%), Austrian Airlines (91%), Air China( 91%).

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

    Looking for the cheapest flight from San Francisco Bay Area to Washington, D.C. Dulles Intl Airport? While on average our users pay $1,015, our data indicates the cheapest price to be $138. The most popular route (San Francisco - Washington, D.C. Dulles Intl), is priced around $239.

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

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

  • How can I find direct flights from San Francisco Bay Area 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 Bay Area to Dulles Intl.

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

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

    Currently, August is the cheapest month in which you can book a flight from San Francisco Bay Area to Washington, D.C. Dulles Intl Airport (average of $309). Flying from San Francisco Bay Area to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $385). 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

Traveling to a place near San Francisco Bay Area?

Book flights to San Francisco Bay Area if you plan to visit one of these locations
Arlington
Alexandria
Fairfax
Tysons
Springfield
Rockville
Fredericksburg
Woodbridge
Gaithersburg
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Silver Spring
Falls Church
Laurel
Easton
Herndon
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Bowie
Gettysburg
National Harbor
Oxon Hill

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Alternative routes for San Francisco Bay Area to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Reagan-National flights
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San Francisco to Reagan-National flights
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San Jose to Baltimore flights
Sacramento to Reagan-National flights
San Jose to Reagan-National flights
Las Vegas to Reagan-National flights
Las Vegas to Baltimore flights
Burbank to Reagan-National flights
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Burbank to Dulles Intl flights
Oakland to Dulles Intl flights
Oakland to Reagan-National flights
Fresno to Dulles Intl flights
Reno to Dulles Intl flights
Palm Springs to Reagan-National flights
Reno to Reagan-National flights
Palm Springs to Baltimore flights
Fresno to Baltimore flights
Long Beach to Dulles Intl flights
Fresno to Reagan-National flights
Long Beach to Baltimore flights
Reno to Baltimore flights
Long Beach to Reagan-National flights
Santa Barbara to Dulles Intl flights
Medford to Dulles Intl flights
Santa Barbara to Reagan-National flights
Bakersfield to Dulles Intl flights
Medford to Reagan-National flights
Santa Barbara to Baltimore flights
San Luis Obispo to Dulles Intl flights
Monterey to Dulles Intl flights

Top 9 airlines flying from San Francisco Bay Area to Dulles Intl

Discover the top 9 airlines that operate flights from San Francisco Bay Area to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated marzo 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$48Average$280FlexibilityNo cancel feeOn-time65%
FrontierCheapest$125Average$225FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$157Average$372FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$198Average$435FlexibilityNo cancel feeOn-time71%
DeltaCheapest$208Average$465FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$256Average$475FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$267Average$488FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$277Average$386FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$281Average$510FlexibilityNo cancel feeOn-time69%
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