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Cheap flights from Lake Charles to Washington, D.C. from $264

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 10/18. 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. (LCH-IAD)

Cheap round-trip flights

American Airlines Logo
12:13 pm - 11:53 pmLCH-IAD
10h 40m2 stops
American Airlines Logo
6:11 am - 11:42 amIAD-LCH
6h 31m1 stop
$264American Airlines
Find Deal
Sat, Oct 18 - Sat, Oct 25
American Airlines Logo
12:13 pm - 11:53 pmLCH-IAD
10h 40m2 stops
American Airlines Logo
6:34 am - 6:13 pmIAD-LCH
12h 39m2 stops
$269American Airlines
Find Deal
Sat, Oct 18 - Sat, Oct 25
United Airlines Logo
6:07 pm - 11:55 pmLCH-IAD
4h 48m1 stop
United Airlines Logo
8:35 am - 1:16 pmIAD-LCH
5h 41m1 stop
$289United Airlines
Find Deal
Fri, Sep 5 - Tue, Sep 9
United Airlines Logo
6:07 pm - 11:55 pmLCH-IAD
4h 48m1 stop
United Airlines Logo
8:35 am - 1:16 pmIAD-LCH
5h 41m1 stop
$339United Airlines
Find Deal
Fri, Sep 12 - Tue, Sep 16
American Airlines Logo
6:00 am - 6:54 pmLCH-IAD
11h 54m2 stops
American Airlines Logo
6:11 am - 11:44 amIAD-LCH
6h 33m1 stop
$394American Airlines
Find Deal
Tue, Oct 21 - Mon, Oct 27
American Airlines Logo
6:00 am - 6:54 pmLCH-IAD
11h 54m2 stops
American Airlines Logo
1:09 pm - 10:54 pmIAD-LCH
10h 45m2 stops
$399American Airlines
Find Deal
Tue, Oct 21 - Mon, Oct 27
United Airlines Logo
6:04 pm - 11:44 pmLCH-IAD
4h 40m1 stop
United Airlines Logo
6:00 am - 1:11 pmIAD-LCH
8h 11m1 stop
$404United Airlines
Find Deal
Thu, Nov 6 - Mon, Nov 10
United Airlines Logo
2:15 pm - 7:30 amLCH-IAD
16h 15m2 stops
United Airlines Logo
4:10 pm - 9:10 pmIAD-LCH
6h 00m1 stop
$411United Airlines
Find Deal
Fri, Sep 5 - Tue, Sep 9
United Airlines Logo
2:15 pm - 10:15 pmLCH-IAD
7h 00m1 stop
United Airlines Logo
8:25 am - 9:10 pmIAD-LCH
13h 45m2 stops
$417United Airlines
Find Deal
Fri, Sep 12 - Tue, Sep 16
American Airlines Logo
6:43 pm - 6:54 pmLCH-IAD
23h 11m2 stops
American Airlines Logo
8:25 pm - 11:40 amIAD-LCH
16h 15m2 stops
$419American Airlines
Find Deal
Tue, Oct 21 - Mon, Oct 27

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
Sep 5
LCH6:07 pmLake Charles
4h 48m
1 stop
IAD11:55 pmWashington, D.C. Dulles Intl
Sep 9
IAD8:35 amWashington, D.C. Dulles Intl
5h 41m
1 stop
LCH1:16 pmLake Charles
$289
Find similar
United Airlines
Sep 12
LCH6:07 pmLake Charles
4h 48m
1 stop
IAD11:55 pmWashington, D.C. Dulles Intl
Sep 16
IAD8:35 amWashington, D.C. Dulles Intl
5h 41m
1 stop
LCH1:16 pmLake Charles
$339
Find similar
United Airlines
Aug 29
LCH6:07 pmLake Charles
4h 48m
1 stop
IAD11:55 pmWashington, D.C. Dulles Intl
Sep 2
IAD4:10 pmWashington, D.C. Dulles Intl
6h 00m
1 stop
LCH9:10 pmLake Charles
$369
Find similar

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
Oct 18
LCH12:13 pmLake Charles
10h 40m
2 stops
IAD11:53 pmWashington, D.C. Dulles Intl
Oct 25
IAD6:11 amWashington, D.C. Dulles Intl
6h 31m
1 stop
LCH11:42 amLake Charles
$264
Find similar
American Airlines
Oct 18
LCH12:13 pmLake Charles
10h 40m
2 stops
IAD11:53 pmWashington, D.C. Dulles Intl
Oct 25
IAD6:34 amWashington, D.C. Dulles Intl
12h 39m
2 stops
LCH6:13 pmLake Charles
$269
Find similar
American Airlines
Oct 21
LCH6:00 amLake Charles
11h 54m
2 stops
IAD6:54 pmWashington, D.C. Dulles Intl
Oct 27
IAD6:11 amWashington, D.C. Dulles Intl
6h 33m
1 stop
LCH11:44 amLake Charles
$394
Find similar

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 August 21, 2025.
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

Sat 10/18

12:13 pm-11:53 pm

2 stops10h 40m

Washington, D.C. Dulles Intl

Sat 10/25

6:11 am-11:42 am

1 stop6h 31m

$264

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Sat 10/18

12:13 pm-11:53 pm

2 stops10h 40m

Washington, D.C. Dulles Intl

Sat 10/25

6:34 am-6:13 pm

2 stops12h 39m

$269

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 9/5

6:07 pm-11:55 pm

1 stop4h 48m

Washington, D.C. Dulles Intl

Tue 9/9

8:35 am-1:16 pm

1 stop5h 41m

$289

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 9/12

6:07 pm-11:55 pm

1 stop4h 48m

Washington, D.C. Dulles Intl

Tue 9/16

8:35 am-1:16 pm

1 stop5h 41m

$339

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Tue 10/21

6:00 am-6:54 pm

2 stops11h 54m

Washington, D.C. Dulles Intl

Mon 10/27

6:11 am-11:44 am

1 stop6h 33m

$394

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Tue 10/21

6:00 am-6:54 pm

2 stops11h 54m

Washington, D.C. Dulles Intl

Mon 10/27

1:09 pm-10:54 pm

2 stops10h 45m

$399

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Thu 11/6

6:04 pm-11:44 pm

1 stop4h 40m

Washington, D.C. Dulles Intl

Mon 11/10

6:00 am-1:11 pm

1 stop8h 11m

$404

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 9/5

2:15 pm-7:30 am

2 stops16h 15m

Washington, D.C. Dulles Intl

Tue 9/9

4:10 pm-9:10 pm

1 stop6h 00m

$411

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 9/12

2:15 pm-10:15 pm

1 stop7h 00m

Washington, D.C. Dulles Intl

Tue 9/16

8:25 am-9:10 pm

2 stops13h 45m

$417

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Tue 10/21

6:43 pm-6:54 pm

2 stops23h 11m

Washington, D.C. Dulles Intl

Mon 10/27

8:25 pm-11:40 am

2 stops16h 15m

$419

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest 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?

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

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

Direct flights

None
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.
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  • 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 40m 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
Gettysburg
Arlington
National Harbor
Winchester
Woodbridge
Waldorf
Tysons
Silver Spring
Laurel
Colonial Beach
Fredericksburg
Harpers Ferry
Manassas
Towson
Rockville
Gaithersburg
Reston
Fairfax
Glen Burnie

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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