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Washington, D.C.

$97+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — WAS
Aug 9 — Aug 161
Sun 8/9
Sun 8/16
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 July 10, 2026.

This Frontier deal was found by Cheapflights users on 7/8. 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.
Wed 8/129:36 am
ONT
-
BWI
1 stop7h 58m
Frontier
Wed 8/261:24 pm
BWI
-
ONT
1 stop8h 37m
Frontier
Deal found 7/8$242
This Frontier deal was found by Cheapflights users on 7/6. 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 8/139:36 am
ONT
-
BWI
1 stop7h 58m
Frontier
Wed 8/191:24 pm
BWI
-
ONT
1 stop8h 37m
Frontier
Deal found 7/6$244
This Travelocity deal was found by Cheapflights users on 7/9. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/79:36 am
ONT
-
BWI
1 stop7h 58m
Frontier
Mon 8/104:44 pm
BWI
-
ONT
1 stop17h 48m
Frontier
Deal found 7/9$247
This Booking.com deal was found by Cheapflights users on 7/8. 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.
Thu 8/69:36 am
ONT
-
BWI
1 stop7h 58m
Frontier
Thu 8/134:44 pm
BWI
-
ONT
1 stop17h 48m
Frontier
Deal found 7/8$248
This Booking.com deal was found by Cheapflights users on 7/5. 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.
Sat 8/159:36 am
ONT
-
BWI
1 stop7h 58m
Frontier
Thu 8/201:24 pm
BWI
-
ONT
1 stop21h 08m
Frontier
Deal found 7/5$249
This Booking.com deal was found by Cheapflights users on 7/7. 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.
Thu 8/69:36 am
ONT
-
BWI
1 stop7h 58m
Frontier
Tue 8/114:44 pm
BWI
-
ONT
1 stop17h 48m
Frontier
Deal found 7/7$250
This CheapOair deal was found by Cheapflights users on 7/9. 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.
Sat 8/89:36 am
ONT
-
BWI
1 stop7h 58m
Frontier
Mon 8/104:44 pm
BWI
-
ONT
1 stop17h 48m
Frontier
Deal found 7/9$252
This Booking.com deal was found by Cheapflights users on 7/7. 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.
Fri 8/149:36 am
ONT
-
BWI
1 stop7h 58m
Frontier
Mon 8/174:44 pm
BWI
-
ONT
1 stop29h 17m
Frontier
Deal found 7/7$255
This CheapOair deal was found by Cheapflights users on 7/10. 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.
Thu 8/139:36 am
ONT
-
BWI
1 stop7h 58m
Frontier
Fri 8/144:44 pm
BWI
-
ONT
1 stop17h 48m
Frontier
Deal found 7/10$257
This Booking.com deal was found by Cheapflights users on 7/10. 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.
Fri 8/79:36 am
ONT
-
BWI
1 stop7h 58m
Frontier
Fri 8/144:44 pm
BWI
-
ONT
1 stop17h 48m
Frontier
Deal found 7/10$259
This CheapOair deal was found by Cheapflights users on 7/9. 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.
Fri 8/149:36 am
ONT
-
BWI
1 stop7h 58m
Frontier
Sun 8/164:44 pm
BWI
-
ONT
1 stop17h 48m
Frontier
Deal found 7/9$262
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Sat 9/511:50 am
LAX
-
DCA
Nonstop5h 10m
Multiple Airlines
Mon 9/147:00 am
DCA
-
LAX
1 stop9h 44m
Multiple Airlines
Deal found 7/8$296

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 July 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$242
(Frontier)

One-way from

$97
(Trip.com)

Popular in

March

Cheapest in

September

Average price

$403

Good round-trip deal

$402 or less

Good one-way deal

$228 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. 5% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 10, 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

Thu 8/6

7:55 am-8:50 pm

2 stops9h 55m

Washington, D.C. Reagan-National

Mon 8/24

6:55 am-2:30 pm

2 stops10h 35m

$302

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Thu 9/10

8:25 pm-10:02 am

1 stop10h 37m

Washington, D.C. Reagan-National

Fri 9/18

11:00 am-9:08 pm

1 stop13h 08m

$311

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Fri 8/7

7:55 am-8:50 pm

2 stops9h 55m

Washington, D.C. Reagan-National

Fri 8/14

4:55 pm-10:20 pm

2 stops8h 25m

$319

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Sat 8/8

5:20 am-8:50 pm

2 stops12h 30m

Washington, D.C. Reagan-National

Wed 8/12

4:35 pm-11:05 pm

1 stop9h 30m

$327

OntarioWashington, D.C.

ONT - IAD

ONTIAD

Ontario

Tue 8/25

1:06 pm-11:39 pm

1 stop7h 33m

Washington, D.C. Dulles Intl

Thu 8/27

7:00 am-12:16 pm

1 stop8h 16m

$329

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Mon 9/7

10:10 pm-11:40 am

1 stop10h 30m

Washington, D.C. Reagan-National

Sat 9/19

1:20 pm-11:40 pm

1 stop13h 20m

$332

OntarioWashington, D.C.

ONT - DCA

ONTDCA

Ontario

Mon 8/17

5:15 am-4:25 pm

2 stops8h 10m

Washington, D.C. Reagan-National

Thu 8/20

6:50 am-3:05 pm

2 stops11h 15m

$333

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Sat 9/5

11:50 am-8:00 pm

Nonstop5h 10m

Washington, D.C. Reagan-National

Wed 9/16

9:30 am-11:59 am

Nonstop5h 29m

$337

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Sat 9/5

10:39 pm-6:38 am

Nonstop4h 59m

Washington, D.C. Dulles Intl

Mon 9/14

8:33 pm-11:05 pm

Nonstop5h 32m

$337

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Thu 9/3

10:47 am-6:48 pm

Nonstop5h 01m

Washington, D.C. Dulles Intl

Mon 9/7

7:00 am-9:34 am

Nonstop5h 34m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

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.

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

Currently, February is the cheapest month in which you can book a flight from California to Washington, D.C. (average of $357). Flying from California to Washington, D.C. in June is currently the most expensive (average of $501). 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 July 10, 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 24% on airfare.

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 July 10, 2026.

The most flights from USCA to WAS are scheduled on a Thursday (49 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (29 on average).

How much does it cost to fly round-trip 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 57 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 July 4, 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.

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 7h 33m. Fly via Southwest, JetBlue, or Delta to get the fastest option. The distance from California to Washington, D.C. is about 2236 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 Frontier, with whom users have recently found tickets for as low as $55. However, be on the lookout for offers from Southwest and Alaska Airlines, 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 - Washington, D.C. Dulles Intl or Los Angeles - Baltimore/Washington 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 Ethiopian Air (97%), Air China (96%) and Egyptair (96%).

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

    Looking at all options, your cheapest flight can be booked for $134. While the most popular route (Los Angeles - Washington, D.C. Reagan-National) can be booked for $155 on average, our data indicates $1,531 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, February is the cheapest month in which you can book a flight from California to Washington, D.C. (average of $357). Flying from California to Washington, D.C. in June is currently the most expensive (average of $501). 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
Arlington
Tysons
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Manassas
Falls Church
Fredericksburg
Hanover
Laurel
Silver Spring
Clinton
Hunt Valley
Cordova
Woodbridge

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.
Dallas/Fort Worth to Dulles Intl flights
Los Angeles to Reagan-National flights
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Los Angeles to Dulles Intl flights
Dallas/Fort Worth to Reagan-National flights
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Minneapolis to Reagan-National flights
George Bush Intcntl to Dulles Intl flights
Miami to Reagan-National flights
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George Bush Intcntl to Reagan-National flights
Ontario to Reagan-National flights
Miami to Dulles Intl flights
Fort Lauderdale to Reagan-National flights
Detroit to Dulles Intl flights
Fort Lauderdale to Dulles Intl flights
Detroit to Reagan-National flights
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Denver to Reagan-National flights
John F Kennedy Intl to Reagan-National flights
San Diego to Dulles Intl flights
Sky Harbor Intl to Dulles Intl flights
LaGuardia to Reagan-National flights
Austin to Reagan-National flights
Midway to Dulles Intl flights
John F Kennedy Intl to Dulles Intl flights
Tampa to Reagan-National flights
San Diego to Reagan-National flights
Charlotte to Dulles Intl flights
West Palm Beach to Reagan-National flights
Portland to Dulles Intl flights
San Jose to Dulles Intl flights
LaGuardia to Dulles Intl flights
Indianapolis to Dulles Intl flights
Santa Ana to Dulles Intl flights

Top 9 airlines flying from California to Washington, D.C.

Discover the top 9 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 July 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$118Average$286FlexibilityNo cancel feeOn-time62%
DeltaCheapest$128Average$429FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$128Average$387FlexibilityNo cancel feeOn-time85%
JetBlueCheapest$147Average$407FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$159Average$462FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$172Average$499FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$178Average$440FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$178Average$495FlexibilityNo cancel feeOn-time69%
Sun Country AirCheapest$179Average$387FlexibilityNo cancel feeOn-time83%

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