Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Lake Charles to Washington, D.C. from $329

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 8/30. 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

Discover deals from 900+ travel sites with momondo.

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 - 4:21 pmLCH  Lake Charles-IAD Washington, D.C. Dulles Intl
7h 51m1 stop Houston George Bush Intcntl
United Airlines Logo
6:30 am - 1:24 pmIAD  Washington, D.C. Dulles Intl-LCH Lake Charles
7h 54m1 stop Houston George Bush Intcntl
$329United Airlines
Sun, Aug 30 - Sat, Sep 5
United Airlines Logo
2:15 pm - 10:13 pmLCH  Lake Charles-DCA Washington, D.C. Reagan-National
6h 58m1 stop Houston George Bush Intcntl
United Airlines Logo
4:43 pm - 9:36 pmDCA  Washington, D.C. Reagan-National-LCH Lake Charles
5h 53m1 stop Houston George Bush Intcntl
$361United Airlines
Mon, Sep 14 - Sat, Sep 19
United Airlines Logo
2:15 pm - 8:55 pmLCH  Lake Charles-DCA Washington, D.C. Reagan-National
5h 40m1 stop Houston George Bush Intcntl
United Airlines Logo
10:58 am - 5:27 pmDCA  Washington, D.C. Reagan-National-LCH Lake Charles
7h 29m1 stop Houston George Bush Intcntl
$379United Airlines
Sat, Aug 22 - Wed, Aug 26
United Airlines Logo
4:07 pm - 10:14 pmLCH  Lake Charles-DCA Washington, D.C. Reagan-National
5h 07m1 stop Houston George Bush Intcntl
United Airlines Logo
8:20 am - 3:25 pmDCA  Washington, D.C. Reagan-National-LCH Lake Charles
8h 05m1 stop Houston George Bush Intcntl
$389United Airlines
Fri, Sep 25 - Sun, Sep 27
American Airlines Logo
10:29 am - 6:23 pmLCH  Lake Charles-IAD Washington, D.C. Dulles Intl
6h 54m1 stop Dallas/Fort Worth
American Airlines Logo
3:08 pm - 10:46 pmIAD  Washington, D.C. Dulles Intl-LCH Lake Charles
8h 38m1 stop Dallas/Fort Worth
$406American Airlines
Wed, Oct 14 - Tue, Oct 20
United Airlines Logo
2:15 pm - 10:45 pmLCH  Lake Charles-IAD Washington, D.C. Dulles Intl
7h 30m1 stop Houston George Bush Intcntl
United Airlines Logo
6:30 am - 1:24 pmIAD  Washington, D.C. Dulles Intl-LCH Lake Charles
7h 54m1 stop Houston George Bush Intcntl
$409United Airlines
Fri, Sep 4 - Mon, Sep 7
American Airlines Logo
6:04 am - 2:02 pmLCH  Lake Charles-IAD Washington, D.C. Dulles Intl
6h 58m1 stop Dallas/Fort Worth
American Airlines Logo
1:23 pm - 10:47 pmIAD  Washington, D.C. Dulles Intl-LCH Lake Charles
10h 24m2 stops Charlotte Douglas Dallas/Fort Worth
$411American Airlines
Sun, Aug 30 - Sat, Sep 5
American Airlines Logo
10:29 am - 6:23 pmLCH  Lake Charles-IAD Washington, D.C. Dulles Intl
6h 54m1 stop Dallas/Fort Worth
American Airlines Logo
10:35 am - 5:36 pmIAD  Washington, D.C. Dulles Intl-LCH Lake Charles
8h 01m2 stops Charlotte Douglas Dallas/Fort Worth
$411American Airlines
Wed, Oct 14 - Tue, Oct 20
United Airlines Logo
2:15 pm - 8:56 pmLCH  Lake Charles-IAD Washington, D.C. Dulles Intl
5h 41m1 stop Houston George Bush Intcntl
United Airlines Logo
6:30 am - 1:24 pmIAD  Washington, D.C. Dulles Intl-LCH Lake Charles
7h 54m1 stop Houston George Bush Intcntl
$419United Airlines
Tue, Sep 1 - Sat, Sep 5
United Airlines Logo
4:15 pm - 10:36 pmLCH  Lake Charles-IAD Washington, D.C. Dulles Intl
5h 21m1 stop Houston George Bush Intcntl
United Airlines Logo
5:15 pm - 9:32 pmIAD  Washington, D.C. Dulles Intl-LCH Lake Charles
5h 17m1 stop Houston George Bush Intcntl
$419United Airlines
Wed, Jan 27 - Sat, Jan 30

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
Oct 14
LCH10:29 amLake Charles
6h 54m
1 stop
IAD6:23 pmWashington, D.C. Dulles Intl
Oct 20
IAD3:08 pmWashington, D.C. Dulles Intl
8h 38m
1 stop
LCH10:46 pmLake Charles
$406
American Airlines
Aug 30
LCH6:04 amLake Charles
6h 58m
1 stop
IAD2:02 pmWashington, D.C. Dulles Intl
Sep 5
IAD1:23 pmWashington, D.C. Dulles Intl
10h 24m
2 stops
LCH10:47 pmLake Charles
$411
American Airlines
Aug 20
LCH10:31 amLake Charles
7h 03m
1 stop
BWI6:34 pmBaltimore/Washington
Aug 24
BWI3:55 pmBaltimore/Washington
7h 52m
1 stop
LCH10:47 pmLake Charles
$424

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
Aug 30
LCH7:30 amLake Charles
7h 51m
1 stop
IAD4:21 pmWashington, D.C. Dulles Intl
Sep 5
IAD6:30 amWashington, D.C. Dulles Intl
7h 54m
1 stop
LCH1:24 pmLake Charles
$329
United Airlines
Sep 14
LCH2:15 pmLake Charles
6h 58m
1 stop
DCA10:13 pmWashington, D.C. Reagan-National
Sep 19
DCA4:43 pmWashington, D.C. Reagan-National
5h 53m
1 stop
LCH9:36 pmLake Charles
$361
United Airlines
Aug 22
LCH2:15 pmLake Charles
5h 40m
1 stop
DCA8:55 pmWashington, D.C. Reagan-National
Aug 26
DCA10:58 amWashington, D.C. Reagan-National
7h 29m
1 stop
LCH5:27 pmLake Charles
$379

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 August 10, 2026.
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

Cheapest round-trip

Lake CharlesWashington, D.C.

LCH Lake Charles - IAD Washington, D.C. Dulles Intl

LCHIAD

Lake Charles

Sun 8/30

7:30 am-4:21 pm

1 stop7h 51m

Washington, D.C. Dulles Intl

Sat 9/5

6:30 am-1:24 pm

1 stop7h 54m

$329

Lake CharlesWashington, D.C.

LCH Lake Charles - DCA Washington, D.C. Reagan-National

LCHDCA

Lake Charles

Mon 9/14

2:15 pm-10:13 pm

1 stop6h 58m

Washington, D.C. Reagan-National

Sat 9/19

4:43 pm-9:36 pm

1 stop5h 53m

$361

Lake CharlesWashington, D.C.

LCH Lake Charles - DCA Washington, D.C. Reagan-National

LCHDCA

Lake Charles

Sat 8/22

2:15 pm-8:55 pm

1 stop5h 40m

Washington, D.C. Reagan-National

Wed 8/26

10:58 am-5:27 pm

1 stop7h 29m

$379

Lake CharlesWashington, D.C.

LCH Lake Charles - DCA Washington, D.C. Reagan-National

LCHDCA

Lake Charles

Fri 9/25

4:07 pm-10:14 pm

1 stop5h 07m

Washington, D.C. Reagan-National

Sun 9/27

8:20 am-3:25 pm

1 stop8h 05m

$389

Lake CharlesWashington, D.C.

LCH Lake Charles - IAD Washington, D.C. Dulles Intl

LCHIAD

Lake Charles

Wed 10/14

10:29 am-6:23 pm

1 stop6h 54m

Washington, D.C. Dulles Intl

Tue 10/20

3:08 pm-10:46 pm

1 stop8h 38m

$406

Lake CharlesWashington, D.C.

LCH Lake Charles - IAD Washington, D.C. Dulles Intl

LCHIAD

Lake Charles

Fri 9/4

2:15 pm-10:45 pm

1 stop7h 30m

Washington, D.C. Dulles Intl

Mon 9/7

6:30 am-1:24 pm

1 stop7h 54m

$409

Lake CharlesWashington, D.C.

LCH Lake Charles - IAD Washington, D.C. Dulles Intl

LCHIAD

Lake Charles

Sun 8/30

6:04 am-2:02 pm

1 stop6h 58m

Washington, D.C. Dulles Intl

Sat 9/5

1:23 pm-10:47 pm

2 stops10h 24m

$411

Lake CharlesWashington, D.C.

LCH Lake Charles - IAD Washington, D.C. Dulles Intl

LCHIAD

Lake Charles

Wed 10/14

10:29 am-6:23 pm

1 stop6h 54m

Washington, D.C. Dulles Intl

Tue 10/20

10:35 am-5:36 pm

2 stops8h 01m

$411

Lake CharlesWashington, D.C.

LCH Lake Charles - IAD Washington, D.C. Dulles Intl

LCHIAD

Lake Charles

Tue 9/1

2:15 pm-8:56 pm

1 stop5h 41m

Washington, D.C. Dulles Intl

Sat 9/5

6:30 am-1:24 pm

1 stop7h 54m

$419
Quickest round-trip

Lake CharlesWashington, D.C.

LCH Lake Charles - IAD Washington, D.C. Dulles Intl

LCHIAD

Lake Charles

Wed 1/27

4:15 pm-10:36 pm

1 stop5h 21m

Washington, D.C. Dulles Intl

Sat 1/30

5:15 pm-9:32 pm

1 stop5h 17m

$419

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

Can stopping save me money on Lake Charles to Washington, D.C. flights?

You could potentially save up to 34% on your flight if you consider stops on a Lake Charles to Washington, D.C. flight.

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 47m

Direct flights

None
The fastest flight from Lake Charles to Washington, D.C. takes 4h 47m
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

Frequently asked questions about flying from Lake Charles to Washington, D.C.

  • 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 47m.

  • 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 $358Free CancellationRating
7.4
10,099 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
Arlington
Gettysburg
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Linthicum Heights
Rockville
Silver Spring
Towson
Colonial Beach
Springfield
Fairfax
Tysons
Edgewood
Glen Burnie
College Park

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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 9/9
Wed 9/16
By creating a price alert you accept our terms of use and privacy policy.

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