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Cheap flights from Los Angeles to Washington, D.C. from C$ 151

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 15/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Los Angeles to Washington, D.C.

Cheap round-trip flights

Alaska Airlines Logo
11:59 a.m. - 8:00 p.m.LAX-DCA
5h 01mdirect
Alaska Airlines Logo
9:59 a.m. - 1:05 p.m.DCA-LAX
6h 06mdirect
C$ 290Alaska Airlines
Find Deal
Fri, 5 Dec - Wed, 10 Dec
United Airlines Logo
12:25 a.m. - 9:54 a.m.LAX-DCA
6h 29m1 stop
United Airlines Logo
12:00 p.m. - 5:25 p.m.DCA-LAX
8h 25m1 stop
C$ 293United Airlines
Find Deal
Fri, 20 Feb - Tue, 24 Feb
United Airlines Logo
6:00 a.m. - 3:38 p.m.LAX-DCA
6h 38m1 stop
United Airlines Logo
2:51 p.m. - 8:22 p.m.DCA-LAX
8h 31m1 stop
C$ 321United Airlines
Find Deal
Wed, 29 Oct - Mon, 3 Nov
Alaska Airlines Logo
7:00 a.m. - 5:32 p.m.LAX-DCA
7h 32m1 stop
Alaska Airlines Logo
6:35 p.m. - 7:40 a.m.DCA-LAX
16h 05m1 stop
C$ 326Alaska Airlines
Find Deal
Thu, 22 Jan - Sat, 24 Jan
United Airlines Logo
10:55 p.m. - 9:58 a.m.LAX-DCA
8h 03m1 stop
United Airlines Logo
9:00 a.m. - 2:27 p.m.DCA-LAX
8h 27m1 stop
C$ 327United Airlines
Find Deal
Mon, 13 Oct - Fri, 17 Oct
Frontier Logo
6:31 a.m. - 4:59 p.m.LAX-DCA
7h 28m1 stop
Frontier Logo
1:00 p.m. - 11:08 a.m.DCA-LAX
25h 08m1 stop
C$ 340Frontier
Find Deal
Thu, 4 Dec - Sun, 7 Dec
Southwest Logo
5:30 a.m. - 4:05 p.m.LAX-DCA
7h 35m1 stop
Southwest Logo
3:45 p.m. - 10:20 p.m.DCA-LAX
9h 35m2 stops
C$ 362Southwest
Find Deal
Wed, 15 Oct - Wed, 22 Oct
Southwest Logo
7:35 a.m. - 6:15 p.m.LAX-DCA
7h 40m1 stop
Southwest Logo
6:45 p.m. - 12:55 a.m.DCA-LAX
9h 10m1 stop
C$ 369Southwest
Find Deal
Thu, 25 Dec - Sat, 3 Jan
Hawaiian Airlines Logo
11:57 a.m. - 8:00 p.m.LAX-DCA
5h 03mdirect
Hawaiian Airlines Logo
9:59 a.m. - 12:59 p.m.DCA-LAX
6h 00mdirect
C$ 380Hawaiian Airlines
Find Deal
Wed, 5 Nov - Sun, 9 Nov
JetBlue Logo
8:45 p.m. - 8:01 a.m.LAX-DCA
8h 16m1 stop
JetBlue Logo
10:45 a.m. - 5:35 p.m.DCA-LAX
9h 50m1 stop
C$ 402JetBlue
Find Deal
Tue, 3 Mar - Wed, 4 Mar

Southwest flights from Los Angeles to Washington, D.C. Reagan-National Airport

Our best Southwest deals on Los Angeles to Washington, D.C. Reagan-National Airport flight tickets
Southwest
15 Oct
LAX5:30 a.m.Los Angeles
7h 35m
1 stop
DCA4:05 p.m.Washington, D.C. Reagan-National
22 Oct
DCA3:45 p.m.Washington, D.C. Reagan-National
9h 35m
2 stops
LAX10:20 p.m.Los Angeles
C$ 362
Find similar
Southwest
25 Dec
LAX7:35 a.m.Los Angeles
7h 40m
1 stop
DCA6:15 p.m.Washington, D.C. Reagan-National
3 Jan
DCA6:45 p.m.Washington, D.C. Reagan-National
9h 10m
1 stop
LAX12:55 a.m.Los Angeles
C$ 369
Find similar
Southwest
22 Oct
LAX9:20 a.m.Los Angeles
10h 30m
2 stops
DCA10:50 p.m.Washington, D.C. Reagan-National
25 Oct
DCA6:45 p.m.Washington, D.C. Reagan-National
7h 45m
1 stop
LAX11:30 p.m.Los Angeles
C$ 376
Find similar

Alaska Airlines flights from Los Angeles to Washington, D.C. Reagan-National Airport

Our best Alaska Airlines deals on Los Angeles to Washington, D.C. Reagan-National Airport flight tickets
Alaska Airlines
5 Dec
LAX11:59 a.m.Los Angeles
5h 01m
DCA8:00 p.m.Washington, D.C. Reagan-National
10 Dec
DCA9:59 a.m.Washington, D.C. Reagan-National
6h 06m
LAX1:05 p.m.Los Angeles
C$ 290
Find similar
Alaska Airlines
22 Jan
LAX7:00 a.m.Los Angeles
7h 32m
1 stop
DCA5:32 p.m.Washington, D.C. Reagan-National
24 Jan
DCA6:35 p.m.Washington, D.C. Reagan-National
16h 05m
1 stop
LAX7:40 a.m.Los Angeles
C$ 326
Find similar
Alaska Airlines
5 Dec
LAX11:59 a.m.Los Angeles
5h 01m
DCA8:00 p.m.Washington, D.C. Reagan-National
9 Dec
DCA8:00 a.m.Washington, D.C. Reagan-National
10h 20m
1 stop
LAX3:20 p.m.Los Angeles
C$ 332
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Los Angeles to Washington, D.C. Reagan-National Airport 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 16 September 2025.
Use the filters below to find and compare flights from Los Angeles to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Fri 5/12

11:59 a.m.-8:00 p.m.

Nonstop5h 01m

Washington, D.C. Reagan-National

Wed 10/12

9:59 a.m.-1:05 p.m.

Nonstop6h 06m

C$ 290

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Fri 20/2

12:25 a.m.-9:54 a.m.

1 stop6h 29m

Washington, D.C. Reagan-National

Tue 24/2

12:00 p.m.-5:25 p.m.

1 stop8h 25m

C$ 293

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Wed 29/10

6:00 a.m.-3:38 p.m.

1 stop6h 38m

Washington, D.C. Reagan-National

Mon 3/11

2:51 p.m.-8:22 p.m.

1 stop8h 31m

C$ 320

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Thu 22/1

7:00 a.m.-5:32 p.m.

1 stop7h 32m

Washington, D.C. Reagan-National

Sat 24/1

6:35 p.m.-7:40 a.m.

1 stop16h 05m

C$ 326

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Mon 13/10

10:55 p.m.-9:58 a.m.

1 stop8h 03m

Washington, D.C. Reagan-National

Fri 17/10

9:00 a.m.-2:27 p.m.

1 stop8h 27m

C$ 327

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Thu 4/12

6:31 a.m.-4:59 p.m.

1 stop7h 28m

Washington, D.C. Reagan-National

Sun 7/12

1:00 p.m.-11:08 a.m.

1 stop25h 08m

C$ 340

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Wed 15/10

5:30 a.m.-4:05 p.m.

1 stop7h 35m

Washington, D.C. Reagan-National

Wed 22/10

3:45 p.m.-10:20 p.m.

2 stops9h 35m

C$ 362

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Thu 25/12

7:35 a.m.-6:15 p.m.

1 stop7h 40m

Washington, D.C. Reagan-National

Sat 3/1

6:45 p.m.-12:55 a.m.

1 stop9h 10m

C$ 369

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Wed 5/11

11:57 a.m.-8:00 p.m.

Nonstop5h 03m

Washington, D.C. Reagan-National

Sun 9/11

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

Nonstop6h 00m

C$ 380

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Tue 3/3

8:45 p.m.-8:01 a.m.

1 stop8h 16m

Washington, D.C. Reagan-National

Wed 4/3

10:45 a.m.-5:35 p.m.

1 stop9h 50m

C$ 402

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. Reagan-National Airport

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 cheapest month to fly to Washington, D.C. Reagan-National Airport?

The month of February is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Los Angeles, with most prices found around C$ 500. If you don’t want to visit Washington, D.C. Reagan-National Airport in February, then you should wait until August to fly from Los Angeles, when ticket prices are also cheap, with an average price of C$ 515.

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

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

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

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around C$ 572 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Los Angeles for as low as C$ 503 on momondo.

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

There is only 1 cabin class available to choose from on Los Angeles to Washington, D.C. Reagan-National flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of September 2025, prices for Los Angeles to Washington, D.C. Reagan-National Airport flights are approximately 3% more expensive when compared to flights at the same time last year.

When to book flights from Los Angeles to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Los Angeles to Washington, D.C. Reagan-National Airport 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. Reagan-National Airport (LAX to DCA) flight deals and tips

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

Fastest flight time

4h 47m

Direct flights

Every day
The fastest flight from Los Angeles to Washington, D.C. Reagan-National Airport takes 4h 47m
Direct flights go from Los Angeles to Washington, D.C. Reagan-National Airport every day.
Search flight deals

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

    A flight from Los Angeles to Washington, D.C. Reagan-National will travel around 3696.0 km. Flights usually cover this in 5h 01m, depending on flying conditions and air traffic around both airports.

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Los Angeles Airport to Washington, D.C. Reagan-National Airport.

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

    The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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
Linthicum Heights
Bethesda
Silver Spring
Herndon
Reston
Fairfax
Laurel
Capitol Heights
Arlington
Manassas
Fredericksburg
Woodbridge
Rockville
McLean
National Harbor
Tysons

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Los Angeles.

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

All flight searches from Los Angeles to Washington, D.C. on momondo can be filtered to show those which offer 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?

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Los Angeles and alert you when they change.

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