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Cheap flights from Lake Charles to Washington, D.C. from $419

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Lake Charles to Washington, D.C. departing on 2/14. 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 Lake Charles to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:02 am - 3:55 pm
LCH
-
DCA
7h 53m1 stop
United Airlines Logo
2:45 pm - 9:36 pm
DCA
-
LCH
7h 51m1 stop
$419United Airlines
Sat, Feb 14 - Wed, Feb 18
United Airlines Logo
7:02 am - 3:55 pm
LCH
-
DCA
7h 53m1 stop
United Airlines Logo
3:30 pm - 3:37 pm
DCA
-
LCH
25h 07m2 stops
$541United Airlines
Sat, Feb 14 - Wed, Feb 18
United Airlines Logo
4:15 pm - 10:06 pm
LCH
-
DCA
4h 51m1 stop
United Airlines Logo
2:45 pm - 9:35 pm
DCA
-
LCH
7h 50m1 stop
$557United Airlines
Mon, Jan 5 - Fri, Jan 9
American Airlines Logo
12:11 pm - 6:44 pm
LCH
-
DCA
5h 33m1 stop
American Airlines Logo
5:08 pm - 10:59 pm
DCA
-
LCH
6h 51m1 stop
$588American Airlines
Mon, Jan 5 - Fri, Jan 9
United Airlines Logo
4:15 pm - 11:49 pm
LCH
-
DCA
6h 34m1 stop
United Airlines Logo
5:00 pm - 3:25 pm
DCA
-
LCH
23h 25m2 stops
$605United Airlines
Mon, Jan 5 - Fri, Jan 9
American Airlines Logo
12:11 pm - 6:44 pm
LCH
-
DCA
5h 33m1 stop
American Airlines Logo
6:59 am - 2:20 pm
DCA
-
LCH
8h 21m2 stops
$624American Airlines
Mon, Jan 5 - Fri, Jan 9
American Airlines Logo
12:11 pm - 9:06 pm
LCH
-
DCA
7h 55m2 stops
American Airlines Logo
6:00 am - 2:20 pm
DCA
-
LCH
9h 20m2 stops
$705American Airlines
Mon, Jan 5 - Fri, Jan 9

United Airlines flights from Lake Charles to Washington, D.C. Reagan-National Airport

Our best United Airlines deals on Lake Charles to Washington, D.C. Reagan-National Airport flight tickets
United Airlines
Feb 14
LCH7:02 amLake Charles
7h 53m
1 stop
DCA3:55 pmWashington, D.C. Reagan-National
Feb 18
DCA2:45 pmWashington, D.C. Reagan-National
7h 51m
1 stop
LCH9:36 pmLake Charles
$419
Find similar
United Airlines
Feb 14
LCH7:02 amLake Charles
7h 53m
1 stop
DCA3:55 pmWashington, D.C. Reagan-National
Feb 18
DCA3:30 pmWashington, D.C. Reagan-National
25h 07m
2 stops
LCH3:37 pmLake Charles
$541
Find similar
United Airlines
Jan 5
LCH4:15 pmLake Charles
4h 51m
1 stop
DCA10:06 pmWashington, D.C. Reagan-National
Jan 9
DCA2:45 pmWashington, D.C. Reagan-National
7h 50m
1 stop
LCH9:35 pmLake Charles
$557
Find similar

American Airlines flights from Lake Charles to Washington, D.C. Reagan-National Airport

Our best American Airlines deals on Lake Charles to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Jan 5
LCH12:11 pmLake Charles
5h 33m
1 stop
DCA6:44 pmWashington, D.C. Reagan-National
Jan 9
DCA5:08 pmWashington, D.C. Reagan-National
6h 51m
1 stop
LCH10:59 pmLake Charles
$588
Find similar
American Airlines
Jan 5
LCH12:11 pmLake Charles
5h 33m
1 stop
DCA6:44 pmWashington, D.C. Reagan-National
Jan 9
DCA6:59 amWashington, D.C. Reagan-National
8h 21m
2 stops
LCH2:20 pmLake Charles
$624
Find similar
American Airlines
Jan 5
LCH12:11 pmLake Charles
7h 55m
2 stops
DCA9:06 pmWashington, D.C. Reagan-National
Jan 9
DCA6:00 amWashington, D.C. Reagan-National
9h 20m
2 stops
LCH2:20 pmLake Charles
$705
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Lake Charles 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 December 23, 2025.
Use the filters below to find and compare flights from Lake Charles to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Lake CharlesWashington, D.C.

LCH - DCA

LCHDCA

Lake Charles

Sat 2/14

7:02 am-3:55 pm

1 stop7h 53m

Washington, D.C. Reagan-National

Wed 2/18

2:45 pm-9:36 pm

1 stop7h 51m

$419

Lake CharlesWashington, D.C.

LCH - DCA

LCHDCA

Lake Charles

Sat 2/14

7:02 am-3:55 pm

1 stop7h 53m

Washington, D.C. Reagan-National

Wed 2/18

3:30 pm-3:37 pm

2 stops25h 07m

$541

Lake CharlesWashington, D.C.

LCH - DCA

LCHDCA

Lake Charles

Mon 1/5

4:15 pm-10:06 pm

1 stop4h 51m

Washington, D.C. Reagan-National

Fri 1/9

2:45 pm-9:35 pm

1 stop7h 50m

$557

Lake CharlesWashington, D.C.

LCH - DCA

LCHDCA

Lake Charles

Mon 1/5

12:11 pm-6:44 pm

1 stop5h 33m

Washington, D.C. Reagan-National

Fri 1/9

5:08 pm-10:59 pm

1 stop6h 51m

$588

Lake CharlesWashington, D.C.

LCH - DCA

LCHDCA

Lake Charles

Mon 1/5

4:15 pm-11:49 pm

1 stop6h 34m

Washington, D.C. Reagan-National

Fri 1/9

5:00 pm-3:25 pm

2 stops23h 25m

$605

Lake CharlesWashington, D.C.

LCH - DCA

LCHDCA

Lake Charles

Mon 1/5

12:11 pm-6:44 pm

1 stop5h 33m

Washington, D.C. Reagan-National

Fri 1/9

6:59 am-2:20 pm

2 stops8h 21m

$624

Lake CharlesWashington, D.C.

LCH - DCA

LCHDCA

Lake Charles

Mon 1/5

12:11 pm-9:06 pm

2 stops7h 55m

Washington, D.C. Reagan-National

Fri 1/9

6:00 am-2:20 pm

2 stops9h 20m

$705

Lake CharlesWashington, D.C.

LCH - DCA

LCHDCA

Lake Charles

Thu 1/15

7:30 am-11:59 pm

1 stop15h 29m

$654

Lake CharlesWashington, D.C.

LCH - DCA

LCHDCA

Lake Charles

Thu 1/15

7:30 am-9:52 pm

2 stops13h 22m

$674

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Lake Charles 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 day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Lake Charles to Washington, D.C. Reagan-National Airport is on a Tuesday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Tuesday will often find tickets for as low as $338. Flights from Lake Charles to Washington, D.C. Reagan-National Airport on a Friday will generally be more expensive and average around $589. 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 Lake Charles to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the afternoon. Our users have found flights to Washington, D.C. Reagan-National Airport in the afternoon for as low as $383. 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 $487.

When to book flights from Lake Charles to Washington, D.C. Reagan-National Airport

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

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

Fastest flight time

6h 34m

Direct flights

None
The fastest flight from Lake Charles to Washington, D.C. Reagan-National Airport takes 6h 34m
There are no direct flights from Lake Charles to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Lake Charles to Washington, D.C. Reagan-National Airport.
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  • How far is Lake Charles to Washington, D.C. Reagan-National by plane?

    The distance between Lake Charles and Washington, D.C. Reagan-National is about 1093.5 mi. In terms of flight time, this usually takes a little over 6h 34m.

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

    Prices for flights from Lake Charles Airport to Washington, D.C. Reagan-National Airport are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lake Charles 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 airline from Lake Charles to Washington, D.C. Reagan-National Airport?

Best airlines flying from Lake Charles to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Lake Charles to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $338Free CancellationRating
7.4
9,105 reviews
Search United Airlines flights

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
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Gaithersburg
Reston
Manassas
Fairfax
Glen Burnie
Linthicum Heights
Bethesda

Why use momondo?

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

Finding the right flight to Washington, D.C. from Lake Charles is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

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

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

How can momondo help me find flights from Lake Charles to Washington, D.C.?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Lake Charles to Washington, D.C..

I’m not ready to book a flight from Lake Charles 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 Lake Charles and alert you when they change.

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