Cheap flights from Los Angeles to Washington, D.C. from $163

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 8/5. 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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Find the cheapest flights from Los Angeles to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
12:50 am - 1:40 pm
LAX
-
DCA
9h 50m
2 stops
Southwest Logo
4:20 pm - 11:35 pm
DCA
-
LAX
10h 15m
1 stop
$284Southwest
Sun, Sep 27 - Mon, Nov 16
Southwest Logo
10:10 am - 8:55 pm
LAX
-
DCA
7h 45m
1 stop
Southwest Logo
6:55 am - 12:50 pm
DCA
-
LAX
8h 55m
2 stops
$286Southwest
Mon, Aug 10 - Thu, Aug 13
Alaska Airlines Logo
7:16 am - 5:59 pm
LAX
-
DCA
7h 43m
1 stop
Alaska Airlines Logo
6:59 pm - 10:01 am
DCA
-
LAX
18h 02m
1 stop
$287Alaska Airlines
Wed, Sep 9 - Fri, Sep 11
Multiple Airlines Logo
8:51 pm - 12:49 pm
LAX
-
DCA
12h 58m
1 stop
Multiple Airlines Logo
1:20 pm - 9:08 pm
DCA
-
LAX
10h 48m
1 stop
$288Multiple Airlines
Sat, Sep 12 - Tue, Sep 22
Multiple Airlines Logo
8:56 pm - 12:57 pm
LAX
-
DCA
13h 01m
1 stop
Multiple Airlines Logo
9:30 am - 11:59 am
DCA
-
LAX
5h 29mnonstop
$289Multiple Airlines
Fri, Aug 21 - Wed, Sep 9
Multiple Airlines Logo
9:43 am - 9:59 pm
LAX
-
DCA
9h 16m
1 stop
Multiple Airlines Logo
9:30 am - 11:59 am
DCA
-
LAX
5h 29mnonstop
$290Multiple Airlines
Tue, Aug 25 - Tue, Sep 1
Southwest Logo
10:10 am - 10:45 pm
LAX
-
DCA
9h 35m
2 stops
Southwest Logo
6:55 am - 12:50 pm
DCA
-
LAX
8h 55m
2 stops
$291Southwest
Mon, Aug 10 - Thu, Aug 13
American Airlines Logo
6:30 am - 4:15 pm
LAX
-
DCA
6h 45m
1 stop
American Airlines Logo
5:35 pm - 8:12 pm
DCA
-
LAX
5h 37mnonstop
$292American Airlines
Tue, Aug 25 - Tue, Sep 1
Southwest Logo
7:30 am - 8:55 pm
LAX
-
DCA
10h 25m
2 stops
Southwest Logo
4:50 pm - 10:25 pm
DCA
-
LAX
8h 35m
2 stops
$293Southwest
Wed, Aug 5 - Tue, Aug 11
Multiple Airlines Logo
8:51 pm - 12:49 pm
LAX
-
DCA
12h 58m
1 stop
Multiple Airlines Logo
9:30 am - 11:59 am
DCA
-
LAX
5h 29mnonstop
$294Multiple Airlines
Thu, Sep 10 - Tue, Sep 15

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

Our best JetBlue deals on Los Angeles to Washington, D.C. Reagan-National Airport flight tickets
JetBlue
Aug 17
LAX10:10 pmLos Angeles Los Angeles
9h 00m
1 stop
DCA10:10 amWashington, D.C. Reagan-National
Aug 18
DCA2:00 pmWashington, D.C. Reagan-National
9h 59m
1 stop
LAX8:59 pmLos Angeles Los Angeles
$305
JetBlue
Sep 14
LAX8:25 pmLos Angeles Los Angeles
8h 31m
1 stop
DCA7:56 amWashington, D.C. Reagan-National
Sep 18
DCA6:30 amWashington, D.C. Reagan-National
9h 02m
1 stop
LAX12:32 pmLos Angeles Los Angeles
$309
JetBlue
Sep 23
LAX8:25 pmLos Angeles Los Angeles
8h 31m
1 stop
DCA7:56 amWashington, D.C. Reagan-National
Sep 28
DCA11:00 amWashington, D.C. Reagan-National
13h 08m
1 stop
LAX9:08 pmLos Angeles Los Angeles
$332

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
Sep 9
LAX7:16 amLos Angeles Los Angeles
7h 43m
1 stop
DCA5:59 pmWashington, D.C. Reagan-National
Sep 11
DCA6:59 pmWashington, D.C. Reagan-National
18h 02m
1 stop
LAX10:01 amLos Angeles Los Angeles
$287
Alaska Airlines
Sep 18
LAX11:50 amLos Angeles Los Angeles
5h 10m
DCA8:00 pmWashington, D.C. Reagan-National
Sep 21
DCA6:59 pmWashington, D.C. Reagan-National
17h 58m
1 stop
LAX9:57 amLos Angeles Los Angeles
$306
Alaska Airlines
Sep 9
LAX11:50 amLos Angeles Los Angeles
5h 10m
DCA8:00 pmWashington, D.C. Reagan-National
Sep 11
DCA6:59 pmWashington, D.C. Reagan-National
18h 02m
1 stop
LAX10:01 amLos Angeles Los Angeles
$308

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 832,500 searches. Data last updated June 15, 2026.
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

Cheapest round-trip

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles Los Angeles

Sun 9/27

12:50 am-1:40 pm

2 stops9h 50m

Washington, D.C. Reagan-National

Mon 11/16

4:20 pm-11:35 pm

1 stop10h 15m

$284

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles Los Angeles

Mon 8/10

10:10 am-8:55 pm

1 stop7h 45m

Washington, D.C. Reagan-National

Thu 8/13

6:55 am-12:50 pm

2 stops8h 55m

$286

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles Los Angeles

Wed 9/9

7:16 am-5:59 pm

1 stop7h 43m

Washington, D.C. Reagan-National

Fri 9/11

6:59 pm-10:01 am

1 stop18h 02m

$287

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles Los Angeles

Sat 9/12

8:51 pm-12:49 pm

1 stop12h 58m

Washington, D.C. Reagan-National

Tue 9/22

1:20 pm-9:08 pm

1 stop10h 48m

$288

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles Los Angeles

Fri 8/21

8:56 pm-12:57 pm

1 stop13h 01m

Washington, D.C. Reagan-National

Wed 9/9

9:30 am-11:59 am

Nonstop5h 29m

$289

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles Los Angeles

Tue 8/25

9:43 am-9:59 pm

1 stop9h 16m

Washington, D.C. Reagan-National

Tue 9/1

9:30 am-11:59 am

Nonstop5h 29m

$290

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles Los Angeles

Mon 8/10

10:10 am-10:45 pm

2 stops9h 35m

Washington, D.C. Reagan-National

Thu 8/13

6:55 am-12:50 pm

2 stops8h 55m

$291
Quickest round-trip

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles Los Angeles

Tue 8/25

6:30 am-4:15 pm

1 stop6h 45m

Washington, D.C. Reagan-National

Tue 9/1

5:35 pm-8:12 pm

Nonstop5h 37m

$292

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles Los Angeles

Wed 8/5

7:30 am-8:55 pm

2 stops10h 25m

Washington, D.C. Reagan-National

Tue 8/11

4:50 pm-10:25 pm

2 stops8h 35m

$293

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles Los Angeles

Thu 9/10

8:51 pm-12:49 pm

1 stop12h 58m

Washington, D.C. Reagan-National

Tue 9/15

9:30 am-11:59 am

Nonstop5h 29m

$294

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest 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 typical price of a round-trip flight between Los Angeles and Washington, D.C. Reagan-National Airport?

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

The month of September is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Los Angeles, with most prices found around $387. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $388.

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

The cheapest day to depart from Los Angeles to Washington, D.C. Reagan-National Airport is on a Wednesday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Wednesday will often find tickets for as low as $471. Flights from Los Angeles to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $646. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest Los Angeles to Washington, D.C. Reagan-National Airport flights are usually those with departure times at noon. Our users have found flights to Washington, D.C. Reagan-National Airport at noon for as low as $435. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the morning when prices are around $505.

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

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

How far in advance should I book a flight from Los Angeles 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 $462 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 $344 on momondo.

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

There are 4 cabin classes available to choose from on Los Angeles to Washington, D.C. Reagan-National Airport 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. Reagan-National Airport flights?

No. A direct flight is the cheapest option for a flight between Los Angeles to Washington, D.C. Reagan-National Airport.

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

As of June 2026, prices for Los Angeles to Washington, D.C. Reagan-National Airport flights are approximately 12% cheaper 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

Best Price Found

$282

Fastest flight time

4h 50m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from Los Angeles in the past 72 hours is $282. The best round-trip flight deal from Los Angeles to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $471.
The fastest flight from Los Angeles to Washington, D.C. Reagan-National Airport takes 4h 50m
Direct flights go from Los Angeles to Washington, D.C. Reagan-National Airport every day.

Frequently asked questions about flying from Los Angeles to Washington, D.C. Reagan-National Airport

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

    The straight-line distance from Los Angeles to Washington, D.C. Reagan-National is 2296.6 mi. In terms of flight time, this usually takes a little over 4h 50m.

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

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

  • How many operators does momondo search for flights from Los Angeles Los Angeles Airport to Washington, D.C. Reagan-National Airport?

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

    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. Reagan-National Airport.

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

    The necessary travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from Los Angeles to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Los Angeles to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $118Free CancellationRating
5.6
2,889 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $138Free CancellationRating
7.8
2,829 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $200Free CancellationRating
7.9
8,402 reviews
Search Delta flights
SouthwestPriceFrom $236Free CancellationRating
7.9
4,232 reviews
Search Southwest flights
United AirlinesPriceFrom $243Free CancellationRating
7.4
9,824 reviews
Search United Airlines flights
JetBluePriceFrom $246Free CancellationRating
7.1
2,981 reviews
Search JetBlue flights
Alaska AirlinesPriceFrom $256Free CancellationRating
7.9
12,507 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $285Free CancellationRating
7.1
11,663 reviews
Search American Airlines flights
  • Delta Flights From Los Angeles to Washington, D.C. Reagan-National Airport

    Delta operates around 6 flights from Los Angeles to Washington, D.C. Reagan-National Airport every week. The average price of these flights found in the last 72 hours has been $492, but momondo users have found Delta deals from Los Angeles to Washington, D.C. Reagan-National Airport from as low as $200 round-trip. Delta has been scored 7.9/10 in 8,402 reviews.

  • Southwest Flights From Los Angeles to Washington, D.C. Reagan-National Airport

    $236 is the best Southwest flight deal from Los Angeles to Washington, D.C. Reagan-National Airport found on momondo over the last 72 hours. The average Southwest ticket price found was closer to $337, however, with flight time and availability significantly affecting the price. Southwest (7.9/10 from 4,232 user reviews) flies into Washington, D.C. Reagan-National Airport from Los Angeles 4 times in an average week so prices can vary.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Waldorf
Woodbridge
Laurel
Fredericksburg
Gaithersburg
Colonial Beach
Rockville
Linthicum Heights
Silver Spring
Towson
Manassas
Tysons
Springfield
Bethesda
Fairfax
College Park

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Los Angeles to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Washington, D.C. from Los Angeles which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Los Angeles to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Washington, D.C. from Los Angeles are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Washington, D.C. Reagan-National Airport trip

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1 adult
Wed 7/15
Wed 7/22

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