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Dulles Intl

$70+ Cheap flights from California 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 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — IAD
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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Cheap flight deals from California to Dulles Intl

Keep the following information in mind while searching for California to Dulles Intl flight deals. Data was last updated octubre 30, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$173
(Kiwi.com)

One-way from

$70
(Frontier)

Popular in

December

Cheapest in

August

Average price

$387

Good round-trip deal

$327 or less

Good one-way deal

$180 or less
Provider with most accurate pricing for Los Angeles-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Washington, D.C. (WAS) flights.
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From California to Washington, D.C. Dulles Intl
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One-way flight from California to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 10% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from California to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from California to Washington, D.C. Dulles Intl.
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Find flight deals from California to Dulles Intl

Cheapest flights from California to Dulles Intl
Explore the most affordable flight options available from California to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/2110:20 pmLAS - IAD
2 stops16h 56mFrontier
mar. 12/305:37 pmIAD - LAS
1 stop31h 15mFrontier
Deal found 10/27$173
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/412:52 pmLAS - IAD
1 stop7h 18mFrontier
vie. 12/55:19 pmIAD - LAS
1 stop29h 59mFrontier
Deal found 10/28$174
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/56:00 amLAS - IAD
2 stops14h 05mFrontier
lun. 12/85:45 amIAD - LAS
1 stop18h 57mFrontier
Deal found 10/29$186
This CheapOair deal was found by Cheapflights users on 10/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/610:20 pmLAS - IAD
1 stop19h 04mFrontier
sáb. 12/139:20 pmIAD - LAS
1 stop15h 23mFrontier
Deal found 10/29$196
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/128:59 amLAS - IAD
1 stop11h 06mFrontier
dom. 12/145:45 amIAD - LAS
1 stop19h 07mFrontier
Deal found 10/28$197
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/2112:59 amLAS - IAD
2 stops36h 38mFrontier
sáb. 1/35:15 amIAD - LAS
1 stop13h 43mFrontier
Deal found 10/28$200
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/310:58 pmLAS - IAD
1 stop21h 12mMultiple Airlines
mar. 12/99:00 amIAD - LAS
2 stops17h 46mMultiple Airlines
Deal found 10/29$203
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/2712:31 pmLAS - IAD
1 stop8h 28mFrontier
mié. 12/39:00 amIAD - LAS
1 stop8h 29mFrontier
Deal found 10/28$206
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/2712:31 pmLAS - IAD
1 stop8h 28mFrontier
jue. 12/45:45 amIAD - LAS
1 stop19h 07mFrontier
Deal found 10/28$208
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/510:20 pmLAS - IAD
1 stop19h 04mMultiple Airlines
lun. 12/86:58 pmIAD - LAS
1 stop16h 40mMultiple Airlines
Deal found 10/29$209
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/191:23 pmLAX - IAD
1 stop25h 23mMultiple Airlines
mié. 12/39:00 amIAD - LAX
1 stop31h 11mMultiple Airlines
Deal found 10/29$234
This Frontier deal was found by Cheapflights users on 10/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/11:23 pmLAX - IAD
1 stop7h 32mFrontier
sáb. 11/155:58 amIAD - LAX
1 stop9h 30mFrontier
Deal found 10/29$236

Cheapflights Fare Finder

 
Customize your flight search to find flights from California 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 octubre 30, 2025.
Use the filters below to find and compare flights from California to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

California

Fly to

Dulles Intl

Route

Depart

Return

Price

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

mar. 12/2

8:40 pm-7:31 am

1 stop7h 51m

Washington, D.C. Dulles Intl

dom. 12/7

9:00 am-11:38 am

Nonstop5h 38m

$247

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

mié. 11/12

7:25 am-5:13 pm

1 stop6h 48m

Washington, D.C. Dulles Intl

dom. 11/16

5:40 pm-11:33 pm

1 stop8h 53m

$256

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

mié. 11/19

5:50 am-4:23 pm

1 stop7h 33m

Washington, D.C. Dulles Intl

mar. 12/9

12:30 pm-6:16 pm

1 stop8h 46m

$257

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

jue. 1/8

11:18 am-7:35 pm

Nonstop5h 17m

Washington, D.C. Dulles Intl

sáb. 1/10

8:25 am-11:23 am

Nonstop5h 58m

$257

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

mar. 11/18

10:30 pm-9:10 am

1 stop7h 40m

Washington, D.C. Dulles Intl

mar. 12/9

3:38 pm-8:59 pm

1 stop8h 21m

$257

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

jue. 12/11

9:25 am-5:30 pm

Nonstop5h 05m

Washington, D.C. Dulles Intl

dom. 12/14

5:37 pm-8:29 pm

Nonstop5h 52m

$257

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

mié. 11/19

11:55 am-11:52 pm

1 stop8h 57m

Washington, D.C. Dulles Intl

sáb. 12/6

6:00 am-10:46 am

1 stop7h 46m

$257

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

jue. 1/15

9:10 am-5:04 pm

Nonstop4h 54m

Washington, D.C. Dulles Intl

lun. 2/2

5:26 pm-8:23 pm

Nonstop5h 57m

$257

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

lun. 12/8

9:25 am-5:30 pm

Nonstop5h 05m

Washington, D.C. Dulles Intl

dom. 12/14

5:37 pm-8:29 pm

Nonstop5h 52m

$257

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

sáb. 12/6

10:30 pm-9:11 am

1 stop7h 41m

Washington, D.C. Dulles Intl

mié. 12/10

6:00 am-10:26 am

1 stop7h 26m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 60 results
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Best time to book a flight from California to Dulles Intl

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

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

Currently, May is the cheapest month in which you can book a flight from California to Washington, D.C. Dulles Intl Airport (average of $118). Flying from California to Washington, D.C. Dulles Intl Airport in March is currently the most expensive (average of $227). 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 CA to IAD?

Find hourly flight availability from California 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 octubre 30, 2025.

When flying from California 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 in the afternoon, which can drop the price by up to 14% versus a flight at noon.

What is the cheapest day to fly from California to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from California to Dulles Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their California to Washington, D.C. Dulles Intl Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from California to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    United Airlines, Alaska Airlines, and Delta can get you from California to Washington, D.C. Dulles Intl Airport in just under 6h 48m. Your travel time can differ by up to 1h 03m. There are 2059 mi between California and Washington, D.C. Dulles Intl Airport. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from California to Washington, D.C. Dulles Intl Airport one-way?

    $119 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on Breeze Airways and Alaska Airlines, with prices starting from $125 and $128, respectively.

  • What are the most popular routes from California to Washington, D.C. Dulles Intl Airport?

    Most travelers choose Los Angeles - Washington, D.C. Dulles Intl, San Francisco - Washington, D.C. Dulles Intl or San Diego - Washington, D.C. Dulles Intl when deciding on the best route from California to Washington, D.C. Dulles Intl Airport.

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

    Before booking your flight to Washington, D.C. Dulles Intl Airport from California, check out the most reliable airlines to get you to your destination on time: Qatar Airways (100%), Alaska Airlines (100%), Qantas Airways( 100%).

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

    While on average a flight from California to Washington, D.C. Dulles Intl Airport is generally $1,028, our data shows the cheapest flight currently is $145. When looking at the most popular route, (Los Angeles - Washington, D.C. Dulles Intl), you can expect to pay $180 for that flight.

  • Can I find deals for flights from California to Dulles Intl that include hotel bookings?

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

  • How can I find direct flights from California to Dulles Intl?

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

  • Can I find deals for business class flights from California to Dulles Intl?

    Yes. Cheapflights offers flight deals from California 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 California to Washington, D.C. Dulles Intl Airport?

    Currently, May is the cheapest month in which you can book a flight from California to Washington, D.C. Dulles Intl Airport (average of $118). Flying from California to Washington, D.C. Dulles Intl Airport in March is currently the most expensive (average of $227). 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Owings Mills
Linthicum Heights
Manassas
Largo
Oxon Hill
Laurel
Towson
National Harbor
Waldorf
Bowie

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Alternative routes for California to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Dallas/Fort Worth to Dulles Intl flights
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Detroit to Baltimore flights
Atlanta to Baltimore flights
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Detroit to Dulles Intl flights
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Austin to Dulles Intl flights
Seattle to Baltimore flights
George Bush Intcntl to Reagan-National flights
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Denver to Baltimore flights
Minneapolis to Dulles Intl flights
Minneapolis to Baltimore flights
Denver to Reagan-National flights
Tampa to Reagan-National flights
John F Kennedy Intl to Reagan-National flights
Tampa to Baltimore flights
Fort Lauderdale to Dulles Intl flights
Miami to Dulles Intl flights
Minneapolis to Reagan-National flights

Top 8 airlines flying from California to Dulles Intl

Discover the top 8 airlines that operate flights from California 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 octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$72Average$233FlexibilityNo cancel feeOn-time65%
FrontierCheapest$123Average$281FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$138Average$384FlexibilityNo cancel feeOn-time85%
DeltaCheapest$138Average$371FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$172Average$422FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$226Average$367FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$227Average$446FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$246Average$449FlexibilityNo cancel feeOn-time63%

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