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$85+ Cheap flights from Dulles Intl (IAD) to California

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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LAX
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Dulles Intl to California

Cheapest flights from Dulles Intl to California
Explore the most affordable flight options available from Dulles Intl to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Fri 2/2010:23 am
IAD
-
ONT
1 stop24h 03m
Frontier
Sat 2/288:21 am
ONT
-
IAD
2 stops47h 19m
Frontier
Deal found 1/26$200
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2710:23 am
IAD
-
ONT
1 stop24h 03m
Frontier
Sun 3/12:06 pm
ONT
-
IAD
1 stop16h 19m
Frontier
Deal found 1/23$213
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
Fri 2/2010:23 am
IAD
-
ONT
1 stop24h 03m
Frontier
Sun 2/222:06 pm
ONT
-
IAD
1 stop16h 19m
Frontier
Deal found 1/25$236
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/186:00 pm
IAD
-
SAN
1 stop8h 40m
United Airlines
Wed 2/258:30 am
SAN
-
IAD
Nonstop4h 54m
United Airlines
Deal found 1/26$242
This United Airlines deal was found by Cheapflights users on 1/24. 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 2/205:17 pm
IAD
-
SAN
1 stop8h 27m
United Airlines
Tue 2/241:05 pm
SAN
-
IAD
Nonstop4h 51m
United Airlines
Deal found 1/24$246
This CheapOair deal was found by Cheapflights users on 1/26. 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.
Wed 3/117:05 am
IAD
-
SAN
1 stop11h 41m
Alaska Airlines
Sat 3/149:28 am
SAN
-
IAD
Nonstop4h 59m
Alaska Airlines
Deal found 1/26$247
This Expedia deal was found by Cheapflights users on 1/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:22 pm
IAD
-
SAN
Nonstop6h 00m
Multiple Airlines
Thu 4/306:55 am
SAN
-
IAD
1 stop8h 24m
Multiple Airlines
Deal found 1/25$248
This Orbitz deal was found by Cheapflights users on 1/25. 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.
Wed 4/227:10 am
IAD
-
SAN
1 stop11h 43m
Multiple Airlines
Mon 4/276:55 am
SAN
-
IAD
1 stop8h 24m
Multiple Airlines
Deal found 1/25$249
This Frontier deal was found by Cheapflights users on 1/25. 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.
Fri 2/2011:29 am
IAD
-
LAS
1 stop14h 21m
Frontier
Fri 2/276:08 am
LAS
-
IAD
1 stop7h 16m
Frontier
Deal found 1/25$250
This Kiwi.com deal was found by Cheapflights users on 1/24. 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.
Mon 3/236:20 am
IAD
-
LAS
2 stops20h 47m
Frontier
Mon 3/3011:59 pm
LAS
-
IAD
1 stop31h 12m
Frontier
Deal found 1/24$251
This Southwest deal was found by Cheapflights users on 1/24. 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 2/249:05 am
IAD
-
SJC
1 stop8h 40m
Southwest
Tue 3/312:10 pm
SJC
-
IAD
1 stop6h 45m
Southwest
Deal found 1/24$251
This eDestinos deal was found by Cheapflights users on 1/24. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/78:09 am
IAD
-
LAS
1 stop30h 32m
Frontier
Fri 3/131:00 pm
LAS
-
IAD
1 stop8h 31m
Frontier
Deal found 1/24$252

Find flight deals from Dulles Intl to California

Keep the following information in mind while searching for Dulles Intl to California flight deals. Data was last updated January 26, 2026.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$200
(Kiwi.com)

One-way from

$85
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$369

Good round-trip deal

$303 or less

Good one-way deal

$189 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Los Angeles flights.
Search Deals
From Washington, D.C. Dulles Intl to California
Search Deals
One-way flight from Washington, D.C. Dulles Intl to California
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to California.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to California.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to California 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 January 26, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to California that are best for you.

Fly from

Dulles Intl

Fly to

California

Route

Depart

Return

Price

Washington, D.C.San Diego

IAD - SAN

IADSAN

Washington, D.C. Dulles Intl

Wed 2/25

7:05 am-3:46 pm

1 stop11h 41m

San Diego

Tue 3/3

9:28 am-5:27 pm

Nonstop4h 59m

$247

Washington, D.C.San Diego

IAD - SAN

IADSAN

Washington, D.C. Dulles Intl

Wed 4/1

5:15 pm-10:30 pm

1 stop8h 15m

San Diego

Wed 4/8

9:45 pm-5:44 am

Nonstop4h 59m

$247

Washington, D.C.San Diego

IAD - SAN

IADSAN

Washington, D.C. Dulles Intl

Sat 4/18

5:55 pm-8:46 pm

Nonstop5h 51m

San Diego

Wed 4/22

8:45 am-7:00 pm

1 stop7h 15m

$247

Washington, D.C.San Diego

IAD - SAN

IADSAN

Washington, D.C. Dulles Intl

Sat 4/25

5:55 pm-8:46 pm

Nonstop5h 51m

San Diego

Sat 5/2

6:05 pm-6:12 am

1 stop9h 07m

$247

Washington, D.C.Reno

IAD - RNO

IADRNO

Washington, D.C. Dulles Intl

Tue 2/24

6:05 pm-11:57 pm

1 stop8h 52m

Reno

Tue 3/3

9:06 am-8:55 pm

1 stop8h 49m

$253

Washington, D.C.Reno

IAD - RNO

IADRNO

Washington, D.C. Dulles Intl

Sat 2/28

6:05 pm-11:57 pm

1 stop8h 52m

Reno

Wed 3/4

2:45 pm-1:08 am

1 stop7h 23m

$253

Washington, D.C.San Diego

IAD - SAN

IADSAN

Washington, D.C. Dulles Intl

Wed 3/11

6:10 pm-10:30 pm

1 stop7h 20m

San Diego

Mon 3/16

7:50 am-7:05 pm

1 stop8h 15m

$256

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Sat 3/21

6:03 pm-9:20 pm

Nonstop6h 17m

San Francisco

Mon 3/23

10:45 pm-6:56 am

Nonstop5h 11m

$256

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Wed 3/18

7:00 am-2:57 pm

1 stop10h 57m

San Jose

Wed 3/25

11:40 am-11:49 pm

1 stop9h 09m

$257

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Wed 4/8

7:00 am-2:57 pm

1 stop10h 57m

San Jose

Tue 4/14

10:55 pm-9:15 am

1 stop7h 20m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

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

Have a flexible travel schedule? Discover the best time to fly to California 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 California

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to California (average of $111). Flying from Washington, D.C. Dulles Intl Airport to California in December is currently the most expensive (average of $237). 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 CA?

Find hourly flight availability from Dulles Intl to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 26, 2026.

When flying from Washington, D.C. Dulles Intl Airport to California, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 14% versus a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to California. Price data was last updated on January 24, 2026.

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

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

Explore weekly flight availability from Dulles Intl to California. 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 January 26, 2026.

The most flights from IAD to USCA are scheduled on a Sunday (25 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (17 on average).

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. 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 California. Reviews last updated January 26, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to California, such as Alaska Airlines, Southwest, and Hawaiian Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,792 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,792 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Southwest
8.0
Very good
4,268 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Hawaiian Airlines
7.8
Good
2,829 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,199 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Frontier
5.7
Fair
3,058 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to California. 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 Washington, D.C. Dulles Intl Airport to California?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to California in 8h 15m. Fly via Alaska Airlines, United Airlines, or Delta to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to California is about 2248 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as $50 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $72 and Southwest from $92 one-way.

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

    The most popular route from Washington, D.C. Dulles Intl Airport to California is Washington, D.C. Dulles Intl - Las Vegas Harry Reid Intl. You may also consider Washington, D.C. Dulles Intl - Los Angeles or Washington, D.C. Dulles Intl - San Francisco.

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

    Consider Egyptair (89%), Air China (88%) or Ethiopian Air (88%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to California.

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

    The cheapest flight price from Washington, D.C. Dulles Intl Airport to California is $145. On average you can expect to pay $951. The most popular route, (Washington, D.C. Dulles Intl - Las Vegas Harry Reid Intl), can usually be booked for $179.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to California 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 California?

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to California (average of $111). Flying from Washington, D.C. Dulles Intl Airport to California in December is currently the most expensive (average of $237). 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 California

See prices for flight routes from nearby airports that may be better suited for you.
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Reagan-National to Salt Lake City flights
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Reagan-National to New Orleans flights
Baltimore to Salt Lake City flights
Dulles Intl to Fort Myers flights

Top 8 airlines flying from Dulles Intl to California

Discover the top 8 airlines that operate flights from Dulles Intl to California. 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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$67Average$144FlexibilityNo cancel feeOn-time65%
FrontierCheapest$99Average$294FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$113Average$343FlexibilityNo cancel feeOn-time85%
DeltaCheapest$148Average$398FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$179Average$360FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$184Average$442FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$217Average$447FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$227Average$460FlexibilityNo cancel feeOn-time69%

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