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Cheap flights from Lake Charles to Washington, D.C. from $339

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 2/7. 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
0 bags

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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
7:30 am - 4:06 pm
LCH
-
BWI
7h 36m1 stop
United Airlines Logo
8:07 am - 3:25 pm
BWI
-
LCH
8h 18m1 stop
$339United Airlines
Sat, Feb 7 - Tue, Feb 10
United Airlines Logo
4:12 pm - 11:59 pm
LCH
-
DCA
6h 47m1 stop
United Airlines Logo
2:45 pm - 9:35 pm
DCA
-
LCH
7h 50m1 stop
$339United Airlines
Sat, Feb 7 - Tue, Feb 10
United Airlines Logo
4:12 pm - 10:18 pm
LCH
-
IAD
5h 06m1 stop
United Airlines Logo
8:15 am - 3:25 pm
IAD
-
LCH
8h 10m1 stop
$339United Airlines
Sat, Feb 7 - Tue, Feb 10
United Airlines Logo
7:30 am - 4:06 pm
LCH
-
BWI
7h 36m1 stop
United Airlines Logo
10:05 am - 9:35 pm
BWI
-
LCH
12h 30m2 stops
$344United Airlines
Sat, Feb 7 - Tue, Feb 10
United Airlines Logo
7:30 am - 9:21 pm
LCH
-
BWI
12h 51m2 stops
United Airlines Logo
3:52 pm - 9:35 pm
BWI
-
LCH
6h 43m1 stop
$391United Airlines
Sat, Jan 24 - Thu, Jan 29
United Airlines Logo
4:12 pm - 10:18 pm
LCH
-
IAD
5h 06m1 stop
United Airlines Logo
5:10 pm - 3:25 pm
IAD
-
LCH
23h 15m2 stops
$422United Airlines
Sat, Feb 7 - Tue, Feb 10
United Airlines Logo
4:12 pm - 2:11 pm
LCH
-
BWI
20h 59m2 stops
United Airlines Logo
10:05 am - 9:35 pm
BWI
-
LCH
12h 30m2 stops
$447United Airlines
Sat, Feb 7 - Tue, Feb 10
United Airlines Logo
7:30 am - 9:21 pm
LCH
-
BWI
12h 51m2 stops
United Airlines Logo
10:05 am - 9:35 pm
BWI
-
LCH
12h 30m2 stops
$452United Airlines
Sat, Jan 24 - Thu, Jan 29
United Airlines Logo
4:12 pm - 11:59 pm
LCH
-
DCA
6h 47m1 stop
United Airlines Logo
8:25 am - 9:35 pm
DCA
-
LCH
14h 10m2 stops
$465United Airlines
Sat, Feb 7 - Tue, Feb 10
United Airlines Logo
4:12 pm - 2:11 pm
LCH
-
BWI
20h 59m2 stops
United Airlines Logo
10:05 am - 9:35 pm
BWI
-
LCH
12h 30m2 stops
$468United Airlines
Sat, Feb 7 - Tue, Feb 10

United Airlines flights from Lake Charles to Washington, D.C.

Our best United Airlines deals on Lake Charles to Washington, D.C. flight tickets
United Airlines
Feb 7
LCH4:12 pmLake Charles
5h 06m
1 stop
IAD10:18 pmWashington, D.C. Dulles Intl
Feb 10
IAD8:15 amWashington, D.C. Dulles Intl
8h 10m
1 stop
LCH3:25 pmLake Charles
$339
Find similar
United Airlines
Feb 7
LCH7:30 amLake Charles
7h 36m
1 stop
BWI4:06 pmBaltimore/Washington
Feb 10
BWI10:05 amBaltimore/Washington
12h 30m
2 stops
LCH9:35 pmLake Charles
$344
Find similar
United Airlines
Jan 24
LCH7:30 amLake Charles
12h 51m
2 stops
BWI9:21 pmBaltimore/Washington
Jan 29
BWI3:52 pmBaltimore/Washington
6h 43m
1 stop
LCH9:35 pmLake Charles
$391
Find similar

American Airlines flights from Lake Charles to Washington, D.C.

Our best American Airlines deals on Lake Charles to Washington, D.C. flight tickets
American Airlines
Dec 16
LCH6:00 amLake Charles
11h 29m
2 stops
BWI6:29 pmBaltimore/Washington
Dec 20
BWI6:00 amBaltimore/Washington
6h 46m
1 stop
LCH11:46 amLake Charles
$485
Find similar
American Airlines
Dec 16
LCH6:00 amLake Charles
7h 28m
1 stop
BWI2:28 pmBaltimore/Washington
Dec 20
BWI6:00 amBaltimore/Washington
6h 46m
1 stop
LCH11:46 amLake Charles
$539
Find similar
American Airlines
Dec 16
LCH6:00 amLake Charles
7h 28m
1 stop
BWI2:28 pmBaltimore/Washington
Dec 20
BWI6:00 amBaltimore/Washington
6h 46m
1 stop
LCH11:46 amLake Charles
$577
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Lake Charles 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 832,500 searches. Data last updated December 8, 2025.
Use the filters below to find and compare flights from Lake Charles to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Lake CharlesBaltimore

LCH - BWI

LCHBWI

Lake Charles

Sat 2/7

7:30 am-4:06 pm

1 stop7h 36m

Baltimore/Washington

Tue 2/10

8:07 am-3:25 pm

1 stop8h 18m

$339

Lake CharlesWashington, D.C.

LCH - DCA

LCHDCA

Lake Charles

Sat 2/7

4:12 pm-11:59 pm

1 stop6h 47m

Washington, D.C. Reagan-National

Tue 2/10

2:45 pm-9:35 pm

1 stop7h 50m

$339

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Sat 2/7

4:12 pm-10:18 pm

1 stop5h 06m

Washington, D.C. Dulles Intl

Tue 2/10

8:15 am-3:25 pm

1 stop8h 10m

$339

Lake CharlesBaltimore

LCH - BWI

LCHBWI

Lake Charles

Sat 2/7

7:30 am-4:06 pm

1 stop7h 36m

Baltimore/Washington

Tue 2/10

10:05 am-9:35 pm

2 stops12h 30m

$344

Lake CharlesBaltimore

LCH - BWI

LCHBWI

Lake Charles

Sat 1/24

7:30 am-9:21 pm

2 stops12h 51m

Baltimore/Washington

Thu 1/29

3:52 pm-9:35 pm

1 stop6h 43m

$391

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Sat 2/7

4:12 pm-10:18 pm

1 stop5h 06m

Washington, D.C. Dulles Intl

Tue 2/10

5:10 pm-3:25 pm

2 stops23h 15m

$422

Lake CharlesBaltimore

LCH - BWI

LCHBWI

Lake Charles

Sat 2/7

4:12 pm-2:11 pm

2 stops20h 59m

Baltimore/Washington

Tue 2/10

10:05 am-9:35 pm

2 stops12h 30m

$447

Lake CharlesBaltimore

LCH - BWI

LCHBWI

Lake Charles

Sat 1/24

7:30 am-9:21 pm

2 stops12h 51m

Baltimore/Washington

Thu 1/29

10:05 am-9:35 pm

2 stops12h 30m

$452

Lake CharlesWashington, D.C.

LCH - DCA

LCHDCA

Lake Charles

Sat 2/7

4:12 pm-11:59 pm

1 stop6h 47m

Washington, D.C. Reagan-National

Tue 2/10

8:25 am-9:35 pm

2 stops14h 10m

$465

Lake CharlesBaltimore

LCH - BWI

LCHBWI

Lake Charles

Sat 2/7

4:12 pm-2:11 pm

2 stops20h 59m

Baltimore/Washington

Tue 2/10

10:05 am-9:35 pm

2 stops12h 30m

$468

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.

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.?

On average, the least expensive day to fly to Washington, D.C. from Lake Charles is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $353. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Lake Charles to Washington, D.C. for around $447.

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 Lake Charles to Washington, D.C. when you can find flight prices for as low as $432. Flying to Washington, D.C. in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $439. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Lake Charles to Washington, D.C.

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

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

Fastest flight time

4h 54m

Direct flights

None
The fastest flight from Lake Charles to Washington, D.C. takes 4h 54m
There are no direct flights from Lake Charles to Washington, D.C.. There are no popular flight routes from Lake Charles to Washington, D.C..
Search flight deals

  • How far is Lake Charles to Washington, D.C. by plane?

    The straight-line distance from Lake Charles to Washington, D.C. is 1095.4 mi. By plane, this route typically takes 4h 54m.

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

    Prices for flights from Lake Charles Airport to Washington, D.C. were last updated today.

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

  • How old do you have to be to fly from Lake Charles 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 Lake Charles 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.

Best airlines flying from Lake Charles to Washington, D.C.

Compare and see reviews for airlines that fly from Lake Charles to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $258Free CancellationRating
7.4
9,076 reviews
Search United Airlines flights
American AirlinesPriceFrom $258Free CancellationRating
7.2
11,042 reviews
Search American 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
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Gaithersburg
Reston
Manassas
Fairfax
Glen Burnie
Linthicum Heights
Springfield

Why use momondo?

Why should I use momondo to find a flight deal from Lake Charles 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 Lake Charles.

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

Flights from Lake Charles to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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?

Of course. momondo tracks the price of Lake Charles to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Washington, D.C. trip

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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 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport