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$109+ Cheap flights from Dulles Intl (IAD) to San Francisco Bay Area

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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SFO
Jun 28 — Jul 51
Sat 6/28
Sat 7/5
1 adult, Economy
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Cheap flight deals from Dulles Intl to San Francisco Bay Area

Keep the following information in mind while searching for Dulles Intl to San Francisco Bay Area flight deals. Data was last updated June 23, 2025.

Round-trip from

$237
(Trip.com)

One-way from

$109
(Southwest)

Popular in

December

Cheapest in

February

Average price

$473
From Washington, D.C. Dulles Intl to San Francisco Bay Area
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One-way flight from Washington, D.C. Dulles Intl to San Francisco Bay Area
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Highest demand for flights based on searches. 6% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Dulles Intl to San Francisco Bay Area

Cheapest flights from Dulles Intl to San Francisco Bay Area
Explore the most affordable flight options available from Dulles Intl to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 23, 2025.

This Trip.com deal was found by Cheapflights users on 6/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/87:30 amIAD - OAK
1 stop16h 13mMultiple Airlines
Tue 7/159:23 amOAK - IAD
1 stop18h 11mMultiple Airlines
Deal found 6/21$237
This Hawaiian Airlines deal was found by Cheapflights users on 6/23. 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.
Sat 8/165:25 pmIAD - SJC
1 stop8h 11mHawaiian Airlines
Sun 8/3112:52 pmSJC - IAD
1 stop8h 28mHawaiian Airlines
Deal found 6/23$248
This Alaska Airlines deal was found by Cheapflights users on 6/23. 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.
Wed 8/209:00 amIAD - SJC
1 stop11h 36mAlaska Airlines
Tue 9/29:09 pmSJC - IAD
1 stop16h 38mAlaska Airlines
Deal found 6/23$250
This American Airlines deal was found by Cheapflights users on 6/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1911:51 amIAD - SJC
1 stop7h 45mAmerican Airlines
Wed 8/278:00 amSJC - IAD
1 stop8h 00mAmerican Airlines
Deal found 6/21$251
This Frontier deal was found by Cheapflights users on 6/22. 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.
Thu 7/107:30 amIAD - SJC
1 stop13h 34mFrontier
Mon 7/142:12 pmSJC - IAD
1 stop13h 22mFrontier
Deal found 6/22$252
This United Airlines deal was found by Cheapflights users on 6/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/72:25 pmIAD - SJC
1 stop9h 28mUnited Airlines
Tue 11/111:16 pmSJC - IAD
1 stop7h 28mUnited Airlines
Deal found 6/22$259
This Southwest deal was found by Cheapflights users on 6/21. 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.
Tue 9/95:45 amIAD - SJC
2 stops9h 00mSouthwest
Sat 9/137:25 amSJC - IAD
2 stops12h 25mSouthwest
Deal found 6/21$267
This United Airlines deal was found by Cheapflights users on 6/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/137:59 pmIAD - SFO
Nonstop5h 59mUnited Airlines
Wed 8/209:10 pmSFO - IAD
Nonstop5h 14mUnited Airlines
Deal found 6/22$277
This Delta deal was found by Cheapflights users on 6/23. 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.
Wed 7/235:23 pmIAD - SJC
1 stop7h 23mDelta
Mon 8/411:00 pmSJC - IAD
1 stop9h 50mDelta
Deal found 6/23$277
This Jettzy deal was found by Cheapflights users on 6/22. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/139:00 amIAD - SFO
1 stop9h 48mHawaiian Airlines
Wed 8/2011:30 amSFO - IAD
1 stop9h 50mHawaiian Airlines
Deal found 6/22$278
This CheapTickets deal was found by Cheapflights users on 6/22. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/138:10 amIAD - SFO
Nonstop5h 45mAlaska Airlines
Wed 8/2010:08 amSFO - IAD
1 stop11h 12mAlaska Airlines
Deal found 6/22$280
This Cheapflightsfares deal was found by Cheapflights users on 6/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/77:30 amIAD - SFO
1 stop7h 45mFrontier
Thu 7/1011:22 pmSFO - IAD
1 stop7h 45mFrontier
Deal found 6/22$282

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to San Francisco Bay Area 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 June 23, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to San Francisco Bay Area that are best for you.

Fly from

Dulles Intl

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

Washington, D.C.Oakland

IAD - OAK

IADOAK

Washington, D.C. Dulles Intl

Tue 7/8

7:30 am-8:43 pm

1 stop16h 13m

Oakland

Tue 7/15

9:23 am-6:34 am

1 stop18h 11m

$237

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Sat 8/16

5:25 pm-10:36 pm

1 stop8h 11m

San Jose

Sun 8/31

10:06 am-12:20 am

1 stop11h 14m

$248

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Wed 8/20

9:00 am-5:36 pm

1 stop11h 36m

San Jose

Wed 9/3

12:52 pm-12:20 am

1 stop8h 28m

$250

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Tue 8/19

11:51 am-4:36 pm

1 stop7h 45m

San Jose

Wed 8/27

8:00 am-7:00 pm

1 stop8h 00m

$251

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Thu 7/10

7:30 am-6:04 pm

1 stop13h 34m

San Jose

Mon 7/14

2:12 pm-6:34 am

1 stop13h 22m

$252

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Fri 11/7

2:25 pm-8:53 pm

1 stop9h 28m

San Jose

Tue 11/11

1:16 pm-11:44 pm

1 stop7h 28m

$259

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Tue 9/9

5:45 am-11:45 am

2 stops9h 00m

San Jose

Sat 9/13

7:25 am-10:50 pm

2 stops12h 25m

$267

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Wed 7/23

5:23 pm-9:46 pm

1 stop7h 23m

San Jose

Tue 7/29

5:55 pm-5:57 am

1 stop9h 02m

$277

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Wed 8/13

8:10 am-10:55 am

Nonstop5h 45m

San Francisco

Tue 8/19

11:10 am-7:19 pm

Nonstop5h 09m

$277

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Wed 8/13

9:00 am-3:48 pm

1 stop9h 48m

San Francisco

Wed 8/20

11:30 am-12:20 am

1 stop9h 50m

$278

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/23

Showing 1-10 of 52 results
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Best time to book a flight from Dulles Intl to San Francisco Bay Area

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

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to San Francisco Bay Area (average of $276). Flying from Washington, D.C. Dulles Intl Airport to San Francisco Bay Area in June is currently the most expensive (average of $360). 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 IAD to XIH?

Find hourly flight availability from Dulles Intl to San Francisco Bay Area. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 23, 2025.

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

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

Explore weekly flight availability from Dulles Intl to San Francisco Bay Area. 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 June 23, 2025.

The most flights from IAD to zzXIH are scheduled on a Sunday (47 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (19 on average).

Rainfall in San Francisco Bay Area by month

Plan your trip to San Francisco Bay Area by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco Bay Area ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco Bay Area when rainfall is around 0.0 in.

Temperature in San Francisco Bay Area by month

Plan your trip to San Francisco Bay Area by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco Bay Area, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco Bay Area

Get insights into the airlines that provide service to San Francisco Bay Area. 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 San Francisco Bay Area. Reviews last updated June 23, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Washington, D.C. to San Francisco Bay Area. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,278 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,966 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,520 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,831 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $109. American Airlines flights start at $114 while deals on Hawaiian Airlines start at $120 one-way.

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

    When deciding which route to take from Washington, D.C. Dulles Intl Airport to San Francisco Bay Area consider Washington, D.C. Dulles Intl - San Francisco, Washington, D.C. Dulles Intl - San Jose or Washington, D.C. Dulles Intl - Oakland as they are the most popular.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to San Francisco Bay Area on time: Ethiopian Air (93%), Qantas Airways (93%), Egyptair (90%).

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

    The cheapest flight price from Washington, D.C. Dulles Intl Airport to San Francisco Bay Area is $178. On average you can expect to pay $1,113. The most popular route, (Washington, D.C. Dulles Intl - San Francisco), can usually be booked for $277.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to San Francisco Bay Area (average of $276). Flying from Washington, D.C. Dulles Intl Airport to San Francisco Bay Area in June is currently the most expensive (average of $360). 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

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Alternative routes for Dulles Intl to San Francisco Bay Area

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Dulles Intl to San Francisco Bay Area

Discover the top 9 airlines that operate flights from Dulles Intl to San Francisco Bay Area. 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 June 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$63Average$322FlexibilityNo cancel feeOn-time65%
FrontierCheapest$132Average$258FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$198Average$541FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$224Average$425FlexibilityNo cancel feeOn-time75%
DeltaCheapest$237Average$414FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$242Average$500FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$248Average$381FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$266Average$480FlexibilityNo cancel feeOn-time69%
Sun Country AirCheapest$315Average$370FlexibilityNo cancel feeOn-time83%

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