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Cheap flights from Lake Charles to Washington, D.C. from $279

This is the cheapest one-way 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 5/22. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:20 pm - 10:16 pm
LCH
-
IAD
4h 56m
1 stop
United Airlines Logo
8:15 am - 3:37 pm
IAD
-
LCH
8h 22m
1 stop
$315United Airlines
Fri, Feb 27 - Tue, Mar 3
United Airlines Logo
4:12 pm - 10:18 pm
LCH
-
IAD
5h 06m
1 stop
United Airlines Logo
8:15 am - 3:37 pm
IAD
-
LCH
8h 22m
1 stop
$389United Airlines
Wed, Feb 11 - Sun, Feb 15
United Airlines Logo
2:00 pm - 10:49 pm
LCH
-
IAD
7h 49m
1 stop
United Airlines Logo
6:00 am - 1:13 pm
IAD
-
LCH
8h 13m
1 stop
$402United Airlines
Fri, May 1 - Sun, May 3
United Airlines Logo
2:00 pm - 10:49 pm
LCH
-
IAD
7h 49m
1 stop
United Airlines Logo
6:00 am - 1:13 pm
IAD
-
LCH
8h 13m
1 stop
$403United Airlines
Fri, May 1 - Sun, May 3
American Airlines Logo
6:27 pm - 8:48 am
LCH
-
IAD
13h 21m
2 stops
American Airlines Logo
5:00 am - 10:57 pm
IAD
-
LCH
18h 57m
2 stops
$418American Airlines
Fri, Feb 27 - Tue, Mar 3
United Airlines Logo
4:20 pm - 10:16 pm
LCH
-
IAD
4h 56m
1 stop
United Airlines Logo
8:15 am - 3:37 pm
IAD
-
LCH
8h 22m
1 stop
$440United Airlines
Fri, Feb 27 - Mon, Mar 2
United Airlines Logo
2:00 pm - 10:44 pm
LCH
-
IAD
7h 44m
1 stop
United Airlines Logo
10:33 pm - 9:33 pm
IAD
-
LCH
24h 00m
2 stops
$443United Airlines
Mon, Apr 20 - Fri, Apr 24
United Airlines Logo
4:20 pm - 10:16 pm
LCH
-
IAD
4h 56m
1 stop
United Airlines Logo
12:55 pm - 3:37 pm
IAD
-
LCH
27h 42m
2 stops
$459United Airlines
Fri, Feb 27 - Tue, Mar 3
American Airlines Logo
6:27 pm - 4:16 pm
LCH
-
IAD
20h 49m
2 stops
American Airlines Logo
5:37 pm - 10:57 pm
IAD
-
LCH
6h 20m
1 stop
$467American Airlines
Fri, Feb 27 - Tue, Mar 3
United Airlines Logo
2:00 pm - 7:27 am
LCH
-
IAD
16h 27m
2 stops
United Airlines Logo
6:00 am - 1:13 pm
IAD
-
LCH
8h 13m
1 stop
$474United Airlines
Fri, May 1 - Sun, May 3

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

Our best United Airlines deals on Lake Charles to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Feb 27
LCH4:20 pmLake Charles
4h 56m
1 stop
IAD10:16 pmWashington, D.C. Dulles Intl
Mar 3
IAD8:15 amWashington, D.C. Dulles Intl
8h 22m
1 stop
LCH3:37 pmLake Charles
$315
United Airlines
Feb 11
LCH4:12 pmLake Charles
5h 06m
1 stop
IAD10:18 pmWashington, D.C. Dulles Intl
Feb 15
IAD8:15 amWashington, D.C. Dulles Intl
8h 22m
1 stop
LCH3:37 pmLake Charles
$389
United Airlines
May 1
LCH2:00 pmLake Charles
7h 49m
1 stop
IAD10:49 pmWashington, D.C. Dulles Intl
May 3
IAD6:00 amWashington, D.C. Dulles Intl
8h 13m
1 stop
LCH1:13 pmLake Charles
$402

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

Our best American Airlines deals on Lake Charles to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Feb 27
LCH6:27 pmLake Charles
20h 49m
2 stops
IAD4:16 pmWashington, D.C. Dulles Intl
Mar 2
IAD4:46 pmWashington, D.C. Dulles Intl
19h 53m
2 stops
LCH11:39 amLake Charles
$418
American Airlines
Feb 27
LCH6:27 pmLake Charles
20h 49m
2 stops
IAD4:16 pmWashington, D.C. Dulles Intl
Mar 3
IAD5:37 pmWashington, D.C. Dulles Intl
6h 20m
1 stop
LCH10:57 pmLake Charles
$467
American Airlines
Feb 2
LCH2:52 pmLake Charles
5h 25m
1 stop
IAD9:17 pmWashington, D.C. Dulles Intl
Feb 7
IAD5:26 pmWashington, D.C. Dulles Intl
6h 33m
1 stop
LCH10:59 pmLake Charles
$479

momondo Fare Finder

 
Customize your flight search to find flights from Lake Charles to Washington, D.C. Dulles Intl 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 January 29, 2026.
Use the filters below to find and compare flights from Lake Charles to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 2/27

4:20 pm-10:16 pm

1 stop4h 56m

Washington, D.C. Dulles Intl

Tue 3/3

8:15 am-3:37 pm

1 stop8h 22m

$315

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Wed 2/11

4:12 pm-10:18 pm

1 stop5h 06m

Washington, D.C. Dulles Intl

Sun 2/15

8:15 am-3:37 pm

1 stop8h 22m

$389

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 5/1

2:00 pm-10:49 pm

1 stop7h 49m

Washington, D.C. Dulles Intl

Sun 5/3

6:00 am-1:13 pm

1 stop8h 13m

$402

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 5/1

2:00 pm-10:49 pm

1 stop7h 49m

Washington, D.C. Dulles Intl

Sun 5/3

6:00 am-1:13 pm

1 stop8h 13m

$403

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 2/27

6:27 pm-8:48 am

2 stops13h 21m

Washington, D.C. Dulles Intl

Tue 3/3

5:00 am-10:57 pm

2 stops18h 57m

$418

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 2/27

4:20 pm-10:16 pm

1 stop4h 56m

Washington, D.C. Dulles Intl

Mon 3/2

8:15 am-3:37 pm

1 stop8h 22m

$440

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Mon 4/20

2:00 pm-10:44 pm

1 stop7h 44m

Washington, D.C. Dulles Intl

Fri 4/24

10:33 pm-9:33 pm

2 stops24h 00m

$443

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 2/27

4:20 pm-10:16 pm

1 stop4h 56m

Washington, D.C. Dulles Intl

Tue 3/3

12:55 pm-3:37 pm

2 stops27h 42m

$459

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 2/27

6:27 pm-4:16 pm

2 stops20h 49m

Washington, D.C. Dulles Intl

Tue 3/3

5:37 pm-10:57 pm

1 stop6h 20m

$467

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 5/1

2:00 pm-7:27 am

2 stops16h 27m

Washington, D.C. Dulles Intl

Sun 5/3

6:00 am-1:13 pm

1 stop8h 13m

$474

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 Lake Charles to Washington, D.C. Dulles Intl 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 airline that flies from Lake Charles to Washington, D.C. Dulles Intl?

United Airlines and American Airlines are the most popular carriers operating from Lake Charles to Washington, D.C. Dulles Intl

What airlines fly to Washington, D.C. Dulles Intl Airport?

Delta, American Airlines and United Airlines are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Lake Charles according to our data. Delta is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 3 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.

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

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

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

Fastest flight time

4h 56m

Direct flights

None
The fastest flight from Lake Charles to Washington, D.C. Dulles Intl Airport takes 4h 56m
There are no direct flights from Lake Charles to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Lake Charles to Washington, D.C. Dulles Intl Airport.
Search flight deals

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

    There are 1077.3 mi between Lake Charles and Washington, D.C. Dulles Intl. Typically, this will take 4h 56m by plane in normal conditions.

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

    Prices for flights from Lake Charles Airport to Washington, D.C. Dulles Intl Airport refresh daily.

  • How old do you have to be to fly from Lake Charles Airport to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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
Winchester
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Sterling
Fairfax
Linthicum Heights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Lake Charles to Washington, D.C. for you.

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

Yes. All flights to Washington, D.C. from Lake Charles on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Lake Charles to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Washington, D.C. from Lake Charles. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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