Cheap flights from Los Angeles to Washington, D.C. from C$ 221

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to Washington, D.C. departing on 18/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
11:54 a.m. - 8:06 p.m.
LAX
-
DCA
5h 12mdirect
Alaska Airlines Logo
9:59 a.m. - 12:38 p.m.
DCA
-
LAX
5h 39mdirect
C$ 385Alaska Airlines
Sat, 23 May - Fri, 5 Jun
American Airlines Logo
8:50 p.m. - 4:48 a.m.
LAX
-
IAD
4h 58mdirect
American Airlines Logo
6:10 a.m. - 8:45 a.m.
IAD
-
LAX
5h 35mdirect
C$ 385American Airlines
Thu, 21 May - Tue, 26 May
Southwest Logo
9:35 a.m. - 8:45 p.m.
LAX
-
DCA
8h 10m
2 stops
Southwest Logo
6:15 a.m. - 1:20 p.m.
DCA
-
LAX
10h 05m
1 stop
C$ 387Southwest
Tue, 2 Jun - Fri, 5 Jun
Delta Logo
7:40 a.m. - 3:40 p.m.
LAX
-
DCA
5h 00mdirect
Delta Logo
4:45 p.m. - 7:20 p.m.
DCA
-
LAX
5h 35mdirect
C$ 388Delta
Sun, 24 May - Tue, 9 Jun
United Airlines Logo
4:42 p.m. - 12:45 a.m.
LAX
-
IAD
5h 03mdirect
United Airlines Logo
8:15 a.m. - 10:46 a.m.
IAD
-
LAX
5h 31mdirect
C$ 390United Airlines
Wed, 13 May - Thu, 20 Aug
United Airlines Logo
9:35 p.m. - 5:41 a.m.
LAX
-
IAD
5h 06mdirect
United Airlines Logo
10:20 p.m. - 12:57 a.m.
IAD
-
LAX
5h 37mdirect
C$ 391United Airlines
Wed, 27 May - Wed, 10 Jun
Southwest Logo
7:30 a.m. - 6:40 p.m.
LAX
-
DCA
8h 10m
2 stops
Southwest Logo
6:35 p.m. - 11:30 p.m.
DCA
-
LAX
7h 55m
1 stop
C$ 392Southwest
Tue, 21 Apr - Fri, 24 Apr
Southwest Logo
6:20 a.m. - 3:50 p.m.
LAX
-
IAD
6h 30m
1 stop
Southwest Logo
6:20 a.m. - 1:00 p.m.
IAD
-
LAX
9h 40m
2 stops
C$ 392Southwest
Tue, 21 Apr - Wed, 22 Apr
Delta Logo
1:00 p.m. - 11:43 p.m.
LAX
-
DCA
7h 43m
1 stop
Delta Logo
4:40 p.m. - 7:25 p.m.
DCA
-
LAX
5h 45mdirect
C$ 402Delta
Thu, 23 Apr - Wed, 29 Apr
United Airlines Logo
9:35 p.m. - 5:41 a.m.
LAX
-
IAD
5h 06mdirect
United Airlines Logo
9:10 a.m. - 11:39 a.m.
IAD
-
LAX
5h 29mdirect
C$ 405United Airlines
Tue, 26 May - Fri, 29 May

United Airlines flights from Los Angeles to Washington, D.C.

Our best United Airlines deals on Los Angeles to Washington, D.C. flight tickets
United Airlines
13 May
LAX4:42 p.m.Los Angeles Los Angeles
5h 03m
IAD12:45 a.m.Washington, D.C. Dulles Intl
20 Aug
IAD8:15 a.m.Washington, D.C. Dulles Intl
5h 31m
LAX10:46 a.m.Los Angeles Los Angeles
C$ 390
United Airlines
27 May
LAX9:35 p.m.Los Angeles Los Angeles
5h 06m
IAD5:41 a.m.Washington, D.C. Dulles Intl
10 Jun
IAD10:20 p.m.Washington, D.C. Dulles Intl
5h 37m
LAX12:57 a.m.Los Angeles Los Angeles
C$ 391
United Airlines
26 May
LAX9:35 p.m.Los Angeles Los Angeles
5h 06m
IAD5:41 a.m.Washington, D.C. Dulles Intl
29 May
IAD9:10 a.m.Washington, D.C. Dulles Intl
5h 29m
LAX11:39 a.m.Los Angeles Los Angeles
C$ 405

Alaska Airlines flights from Los Angeles to Washington, D.C.

Our best Alaska Airlines deals on Los Angeles to Washington, D.C. flight tickets
Alaska Airlines
23 May
LAX11:54 a.m.Los Angeles Los Angeles
5h 12m
DCA8:06 p.m.Washington, D.C. Reagan-National
5 Jun
DCA9:59 a.m.Washington, D.C. Reagan-National
5h 39m
LAX12:38 p.m.Los Angeles Los Angeles
C$ 385
Alaska Airlines
5 Sep
LAX11:47 a.m.Los Angeles Los Angeles
5h 13m
DCA8:00 p.m.Washington, D.C. Reagan-National
12 Sep
DCA9:30 a.m.Washington, D.C. Reagan-National
5h 29m
LAX11:59 a.m.Los Angeles Los Angeles
C$ 413
Alaska Airlines
23 May
LAX7:00 a.m.Los Angeles Los Angeles
11h 59m
1 stop
DCA9:59 p.m.Washington, D.C. Reagan-National
2 Jun
DCA9:59 a.m.Washington, D.C. Reagan-National
5h 39m
LAX12:38 p.m.Los Angeles Los Angeles
C$ 427

momondo Fare Finder

 
Customize your flight search to find flights from Los Angeles 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, momondo users made 96,600 searches. Data last updated 3 April 2026.
Use the filters below to find and compare flights from Los Angeles 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 Los Angeles

Sat 23/5

11:54 a.m.-8:06 p.m.

Nonstop5h 12m

Washington, D.C. Reagan-National

Fri 5/6

9:59 a.m.-12:38 p.m.

Nonstop5h 39m

C$ 385
Quickest round-trip

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Thu 21/5

8:50 p.m.-4:48 a.m.

Nonstop4h 58m

Washington, D.C. Dulles Intl

Tue 26/5

6:10 a.m.-8:45 a.m.

Nonstop5h 35m

C$ 385

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles Los Angeles

Tue 2/6

9:35 a.m.-8:45 p.m.

2 stops8h 10m

Washington, D.C. Reagan-National

Fri 5/6

6:15 a.m.-1:20 p.m.

1 stop10h 05m

C$ 387

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles Los Angeles

Sun 24/5

7:40 a.m.-3:40 p.m.

Nonstop5h 00m

Washington, D.C. Reagan-National

Tue 9/6

4:45 p.m.-7:20 p.m.

Nonstop5h 35m

C$ 388

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Wed 13/5

4:42 p.m.-12:45 a.m.

Nonstop5h 03m

Washington, D.C. Dulles Intl

Thu 20/8

8:15 a.m.-10:46 a.m.

Nonstop5h 31m

C$ 390

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Wed 27/5

9:35 p.m.-5:41 a.m.

Nonstop5h 06m

Washington, D.C. Dulles Intl

Wed 10/6

10:20 p.m.-12:57 a.m.

Nonstop5h 37m

C$ 391

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles Los Angeles

Tue 21/4

7:30 a.m.-6:40 p.m.

2 stops8h 10m

Washington, D.C. Reagan-National

Fri 24/4

6:35 p.m.-11:30 p.m.

1 stop7h 55m

C$ 392

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Tue 21/4

6:20 a.m.-3:50 p.m.

1 stop6h 30m

Washington, D.C. Dulles Intl

Wed 22/4

6:20 a.m.-1:00 p.m.

2 stops9h 40m

C$ 392

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles Los Angeles

Thu 23/4

1:00 p.m.-11:43 p.m.

1 stop7h 43m

Washington, D.C. Reagan-National

Wed 29/4

4:40 p.m.-7:25 p.m.

Nonstop5h 45m

C$ 402

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Tue 26/5

9:35 p.m.-5:41 a.m.

Nonstop5h 06m

Washington, D.C. Dulles Intl

Fri 29/5

9:10 a.m.-11:39 a.m.

Nonstop5h 29m

C$ 405

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Los Angeles to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Los Angeles and Washington, D.C.?

What is the cheapest month to fly to Washington, D.C.?

If you aren’t able to travel during the month of August, then book flights to Washington, D.C. from Los Angeles during May instead. Flights to Washington, D.C. in May, while not as cheap as those in August, still average around C$ 455.

What is the cheapest day to depart on your flight to Washington, D.C.?

The cheapest day to depart from Los Angeles to Washington, D.C. is on a Thursday. Travellers who choose to depart for Washington, D.C. on a Thursday will often find tickets for as low as C$ 344. The most expensive day to fly to Washington, D.C. is Friday, with ticket prices averaging around C$ 974.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the morning is the cheapest time of day to fly from Los Angeles to Washington, D.C. when you can find flight prices for as low as C$ 542. Flying to Washington, D.C. in the morning is an ideal time because this is during off-peak travel hours. In the evening is when there is more demand to fly to Washington, D.C., so prices are often more expensive at around C$ 974 per ticket.

What is the cheapest Los Angeles Los Angeles to Washington, D.C. flight route?

Fly from Los Angeles Los Angeles to Baltimore/Washington for the best Los Angeles Los Angeles - Washington, D.C. flight prices

How far in advance should I book a flight to Washington, D.C.?

You are more likely to see cheaper flights to Washington, D.C. from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around C$ 556 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Los Angeles for as low as C$ 394 on momondo.

What cabin class options are available on Los Angeles Los Angeles to Washington, D.C. flights?

There are 2 cabin classes available to choose from on Los Angeles Los Angeles to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Los Angeles to Washington, D.C. flights?

You could potentially save up to 54% on your flight if you consider stops on a Los Angeles to Washington, D.C. flight.

How have Los Angeles to Washington, D.C. flight prices changed over time?

As of April 2026, prices for Los Angeles to Washington, D.C. flights are approximately 16% more expensive when compared to flights at the same time last year.

When to book flights from Los Angeles to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Los Angeles to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Los Angeles to Washington, D.C. (LAX to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Los Angeles to Washington, D.C.

Fastest flight time

4h 58m

Direct flights

Every day

Airports in Washington, D.C.

2 airports
The fastest flight from Los Angeles to Washington, D.C. takes 4h 58m
Direct flights go from Los Angeles to Washington, D.C. every day.
There are 2 airports in Washington, D.C.. From Los Angeles there are direct flights to Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD).

Frequently asked questions about flying from Los Angeles to Washington, D.C.

  • How far is Los Angeles to Washington, D.C. by plane?

    The distance between Los Angeles and Washington, D.C. is about 3695.7 km. Flights usually cover this in 4h 58m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Los Angeles Los Angeles Airport to Washington, D.C.?

    Prices for flights from Los Angeles Los Angeles Airport to Washington, D.C. are updated daily.

  • How old do you have to be to fly from Los Angeles Los Angeles Airport to Washington, D.C.?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Los Angeles Los Angeles Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Los Angeles to Washington, D.C.?

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Fairfax
Gaithersburg
Linthicum Heights
Bethesda
National Harbor
Reston
Laurel
Herndon
Arlington
Fredericksburg
Manassas
Woodbridge
Silver Spring
Rockville
McLean
Tysons

Why use momondo?

Why should I use momondo to find a flight deal from Los Angeles to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Los Angeles to Washington, D.C.. momondo saves you time and could save you money on your trip.

Can I find flights from Los Angeles to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Los Angeles to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from Los Angeles to Washington, D.C.?

momondo helps you find the best flight between Los Angeles and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Los Angeles to Washington, D.C. right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Los Angeles to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
Sun 3/5
Sun 10/5

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 36.1 km from Washington, D.C.