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Washington, D.C.

$79+ Cheap flights from California to Washington, D.C. (WAS)

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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — WAS
Jun 2 — Jun 91
Tue 6/2
Tue 6/9
1 adult, Economy
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Cheap flight deals from California to Washington, D.C.

Cheapest flights from California to Washington, D.C.
Explore the most affordable flight options available from California to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 3, 2026.

This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/204:39 pm
ONT
-
IAD
1 stop12h 33m
Frontier
Tue 5/269:12 am
IAD
-
ONT
1 stop9h 32m
Frontier
Deal found 4/28$160
This CheapOair deal was found by Cheapflights users on 4/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/268:06 pm
ONT
-
BWI
1 stop21h 12m
Frontier
Tue 6/24:29 pm
BWI
-
ONT
1 stop18h 06m
Frontier
Deal found 4/28$185
This Frontier deal was found by Cheapflights users on 4/29. 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.
Sun 5/246:00 am
ONT
-
DCA
1 stop12h 58m
Frontier
Wed 5/271:59 pm
DCA
-
ONT
1 stop12h 50m
Frontier
Deal found 4/29$185
This Gotogate deal was found by Cheapflights users on 4/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2010:50 am
ONT
-
DCA
1 stop23h 09m
Frontier
Thu 5/287:00 am
DCA
-
ONT
1 stop30h 05m
Frontier
Deal found 4/27$190
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/204:39 pm
ONT
-
IAD
1 stop12h 33m
Frontier
Fri 5/299:12 am
IAD
-
ONT
1 stop8h 57m
Frontier
Deal found 4/28$190
This Trip.com deal was found by Cheapflights users on 4/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/204:39 pm
ONT
-
IAD
1 stop12h 33m
Frontier
Wed 5/279:12 am
IAD
-
ONT
1 stop9h 32m
Frontier
Deal found 4/29$197
This CheapOair deal was found by Cheapflights users on 4/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/268:06 pm
ONT
-
BWI
1 stop21h 12m
Frontier
Thu 5/284:29 pm
BWI
-
ONT
1 stop17h 39m
Frontier
Deal found 4/28$201
This Mytrip deal was found by Cheapflights users on 4/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/133:28 pm
LAX
-
BWI
1 stop13h 15m
Frontier
Wed 6/35:17 pm
BWI
-
LAX
1 stop27h 44m
Frontier
Deal found 4/27$205
This Expedia deal was found by Cheapflights users on 4/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:06 pm
ONT
-
BWI
1 stop21h 12m
Frontier
Tue 5/194:31 pm
BWI
-
ONT
1 stop18h 04m
Frontier
Deal found 4/28$205
This Frontier deal was found by Cheapflights users on 4/29. 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.
Sun 5/2410:50 am
ONT
-
DCA
1 stop8h 08m
Frontier
Fri 5/291:59 pm
DCA
-
ONT
1 stop12h 50m
Frontier
Deal found 4/29$205
This Booking.com deal was found by Cheapflights users on 4/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/204:39 pm
ONT
-
IAD
1 stop12h 33m
Frontier
Sun 5/249:12 am
IAD
-
ONT
1 stop25h 52m
Frontier
Deal found 4/30$207
This Frontier deal was found by Cheapflights users on 4/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/123:28 pm
LAX
-
BWI
1 stop13h 15m
Frontier
Sun 6/79:43 pm
BWI
-
LAX
1 stop15h 05m
Frontier
Deal found 4/28$210

Find flight deals from California to Washington, D.C.

Keep the following information in mind while searching for California to Washington, D.C. flight deals. Data was last updated May 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$160
(Mytrip)

One-way from

$79
(Super.com)

Popular in

March

Cheapest in

August

Average price

$345

Good round-trip deal

$365 or less

Good one-way deal

$199 or less
Provider with most accurate pricing for Los Angeles-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Washington, D.C. (WAS) flights.
Search Deals
From California to Washington, D.C. (WAS)
Search Deals
One-way flight from California to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from California to Washington, D.C. (WAS).
Search Deals
Price to beat on a one-way flight from California to Washington, D.C. (WAS).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from California to Washington, D.C. 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 May 3, 2026.
Use the filters below to find and compare flights from California to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Tue 5/26

11:10 am-8:45 pm

1 stop6h 35m

Washington, D.C. Reagan-National

Mon 6/1

5:15 pm-12:20 am

1 stop10h 05m

$287

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Tue 5/19

5:15 am-6:40 pm

2 stops10h 25m

Washington, D.C. Reagan-National

Thu 8/13

3:15 pm-9:55 pm

1 stop9h 40m

$292

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Sat 7/18

7:55 am-7:55 pm

1 stop9h 00m

Washington, D.C. Reagan-National

Wed 7/22

4:35 pm-10:35 pm

2 stops9h 00m

$322

OntarioWashington, D.C.

ONT - DCA

ONTDCA

Ontario

Wed 9/16

12:00 pm-11:24 pm

1 stop8h 24m

Washington, D.C. Reagan-National

Tue 9/29

6:00 am-6:01 pm

2 stops15h 01m

$326

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

Wed 5/27

9:37 am-5:42 pm

Nonstop5h 05m

Washington, D.C. Dulles Intl

Tue 6/2

6:00 am-3:00 pm

1 stop12h 00m

$327

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Thu 9/17

4:40 pm-12:40 am

Nonstop5h 00m

Washington, D.C. Dulles Intl

Sun 9/20

10:20 pm-12:56 am

Nonstop5h 36m

$327

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Sat 5/23

9:30 pm-5:36 am

Nonstop5h 06m

Washington, D.C. Dulles Intl

Fri 5/29

10:20 pm-12:57 am

Nonstop5h 37m

$327

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Wed 7/15

9:35 pm-5:41 am

Nonstop5h 06m

Washington, D.C. Dulles Intl

Mon 7/20

10:20 pm-12:57 am

Nonstop5h 37m

$327

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Sat 5/23

9:15 pm-5:30 am

Nonstop5h 15m

Baltimore/Washington

Wed 5/27

6:25 pm-11:15 pm

1 stop7h 50m

$335

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Mon 6/22

11:00 pm-8:25 am

1 stop6h 25m

Washington, D.C. Reagan-National

Wed 6/24

7:55 pm-12:10 am

1 stop7h 15m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from California to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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.

How far ahead should I book a flight from California to Washington, D.C.?

The price you pay for your flight from California to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 30 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from California to Washington, D.C. (average of $353). Flying from California to Washington, D.C. in March is currently the most expensive (average of $487). 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 WAS?

Find hourly flight availability from California to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 3, 2026.

One of the essential ways to save on airfare from California to Washington, D.C. is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 29% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from California to Washington, D.C.. Price data was last updated on April 25, 2026.

Travelers seeking maximum savings on their California to Washington, D.C. flight should consider departing on Wednesday mornings 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 California to Washington, D.C.

Explore weekly flight availability from California to Washington, D.C.. 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 May 3, 2026.

The most flights from USCA to WAS are scheduled on a Friday (44 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (31 on average).

How much does it cost to fly round-trip from California to Washington, D.C.?

Related info for your journey

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

    There are many flights that can get you from California to Washington, D.C. in 5h 05m. Fly via Southwest, Delta, or Alaska Airlines to get the fastest option. The distance from California to Washington, D.C. is about 2248 mi. This flight may include one or multiple stops.

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

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $48. However, be on the lookout for offers from Frontier and Southwest, as they are both options that can get you from California to Washington, D.C. for a low price.

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

    Most travelers choose Los Angeles - Washington, D.C. Reagan-National, Los Angeles - Baltimore/Washington or Los Angeles - Washington, D.C. Dulles Intl when deciding on the best route from California to Washington, D.C..

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

    The top 3 most reliable airlines when flying from California to Washington, D.C. are Air New Zealand (87%), Virgin Australia (87%) and Air China (86%).

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

    Looking at all options, your cheapest flight can be booked for $128. While the most popular route (Los Angeles - Washington, D.C. Reagan-National) can be booked for $213 on average, our data indicates $919 when flying from California to Washington, D.C..

  • Can I find deals for flights from California to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on California to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from California to Washington, D.C.?

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

  • Can I find deals for business class flights from California to Washington, D.C.?

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

    Currently, August is the cheapest month in which you can book a flight from California to Washington, D.C. (average of $353). Flying from California to Washington, D.C. in March is currently the most expensive (average of $487). 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.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Tysons
Owings Mills
Springfield
Arlington
Silver Spring
Herndon
Rockville
Hyattsville
Manassas
Fredericksburg
Woodbridge
Hanover
Laurel
Largo
Upper Marlboro
Waldorf
Clinton
Hunt Valley
Cordova

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for California to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
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Detroit to Reagan-National flights
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Top 10 airlines flying from California to Washington, D.C.

Discover the top 10 airlines that operate flights from California to Washington, D.C.. 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 May 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$50Average$218FlexibilityNo cancel feeOn-time65%
FrontierCheapest$99Average$269FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$113Average$370FlexibilityNo cancel feeOn-time85%
DeltaCheapest$128Average$397FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$140Average$355FlexibilityNo cancel feeOn-time83%
JetBlueCheapest$147Average$356FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$159Average$448FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$172Average$450FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$178Average$452FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$197Average$415FlexibilityNo cancel feeOn-time75%

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