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Cheap flights from Lake Charles to Washington, D.C. from $415

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 5/1. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:05 pm - 11:59 pm
LCH
-
IAD
4h 54m
1 stop
United Airlines Logo
6:00 am - 1:13 pm
IAD
-
LCH
8h 13m
1 stop
$415United Airlines
Fri, May 1 - Sun, May 3
United Airlines Logo
2:00 pm - 10:44 pm
LCH
-
IAD
7h 44m
1 stop
United Airlines Logo
6:00 am - 1:03 pm
IAD
-
LCH
8h 03m
1 stop
$419United Airlines
Wed, Apr 22 - Sat, Apr 25
United Airlines Logo
2:00 pm - 8:56 pm
LCH
-
IAD
5h 56m
1 stop
United Airlines Logo
6:00 am - 1:13 pm
IAD
-
LCH
8h 13m
1 stop
$421United Airlines
Fri, May 1 - Sun, May 3
United Airlines Logo
6:00 pm - 12:29 am
LCH
-
IAD
5h 29m
1 stop
United Airlines Logo
6:30 am - 1:08 pm
IAD
-
LCH
7h 38m
1 stop
$429United Airlines
Tue, Aug 25 - Sat, Aug 29
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
$430United Airlines
Fri, May 1 - Sun, May 3
United Airlines Logo
2:00 pm - 10:44 pm
LCH
-
IAD
7h 44m
1 stop
United Airlines Logo
6:00 am - 1:03 pm
IAD
-
LCH
8h 03m
1 stop
$456United Airlines
Wed, Apr 22 - Sat, Apr 25
United Airlines Logo
2:00 pm - 10:44 pm
LCH
-
IAD
7h 44m
1 stop
United Airlines Logo
6:00 am - 1:03 pm
IAD
-
LCH
8h 03m
1 stop
$474United Airlines
Tue, Mar 31 - Sat, Apr 4
American Airlines Logo
10:27 am - 5:54 pm
LCH
-
IAD
6h 27m
1 stop
American Airlines Logo
1:18 pm - 10:46 pm
IAD
-
LCH
10h 28m
2 stops
$478American Airlines
Thu, Aug 20 - Mon, Aug 24
United Airlines Logo
2:00 pm - 11:53 am
LCH
-
IAD
20h 53m
2 stops
United Airlines Logo
6:00 am - 1:13 pm
IAD
-
LCH
8h 13m
1 stop
$511United Airlines
Fri, May 1 - Sun, May 3
United Airlines Logo
2:00 pm - 11:53 am
LCH
-
IAD
20h 53m
2 stops
United Airlines Logo
6:00 am - 1:13 pm
IAD
-
LCH
8h 13m
1 stop
$513United Airlines
Fri, May 1 - Sun, May 3

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
Aug 20
LCH10:27 amLake Charles
6h 27m
1 stop
IAD5:54 pmWashington, D.C. Dulles Intl
Aug 24
IAD1:18 pmWashington, D.C. Dulles Intl
10h 28m
2 stops
LCH10:46 pmLake Charles
$478
American Airlines
Aug 20
LCH6:04 amLake Charles
6h 56m
1 stop
IAD2:00 pmWashington, D.C. Dulles Intl
Aug 24
IAD2:46 pmWashington, D.C. Dulles Intl
27h 50m
1 stop
LCH5:36 pmLake Charles
$590
American Airlines
May 1
LCH11:30 amLake Charles
11h 29m
2 stops
IAD11:59 pmWashington, D.C. Dulles Intl
May 3
IAD9:19 amWashington, D.C. Dulles Intl
9h 45m
2 stops
LCH6:04 pmLake Charles
$602

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
May 1
LCH6:05 pmLake Charles
4h 54m
1 stop
IAD11:59 pmWashington, D.C. Dulles Intl
May 3
IAD6:00 amWashington, D.C. Dulles Intl
8h 13m
1 stop
LCH1:13 pmLake Charles
$415
United Airlines
Apr 22
LCH2:00 pmLake Charles
7h 44m
1 stop
IAD10:44 pmWashington, D.C. Dulles Intl
Apr 25
IAD6:00 amWashington, D.C. Dulles Intl
8h 03m
1 stop
LCH1:03 pmLake Charles
$419
United Airlines
May 1
LCH2:00 pmLake Charles
5h 56m
1 stop
IAD8:56 pmWashington, D.C. Dulles Intl
May 3
IAD6:00 amWashington, D.C. Dulles Intl
8h 13m
1 stop
LCH1:13 pmLake Charles
$421

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 March 20, 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

Cheapest round-trip
Quickest round-trip

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 5/1

6:05 pm-11:59 pm

1 stop4h 54m

Washington, D.C. Dulles Intl

Sun 5/3

6:00 am-1:13 pm

1 stop8h 13m

$415

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Wed 4/22

2:00 pm-10:44 pm

1 stop7h 44m

Washington, D.C. Dulles Intl

Sat 4/25

6:00 am-1:03 pm

1 stop8h 03m

$419

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 5/1

2:00 pm-8:56 pm

1 stop5h 56m

Washington, D.C. Dulles Intl

Sun 5/3

6:00 am-1:13 pm

1 stop8h 13m

$421

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Tue 8/25

6:00 pm-12:29 am

1 stop5h 29m

Washington, D.C. Dulles Intl

Sat 8/29

6:30 am-1:08 pm

1 stop7h 38m

$429

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

$430

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Wed 4/22

2:00 pm-10:44 pm

1 stop7h 44m

Washington, D.C. Dulles Intl

Sat 4/25

6:00 am-1:03 pm

1 stop8h 03m

$456

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Tue 3/31

2:00 pm-10:44 pm

1 stop7h 44m

Washington, D.C. Dulles Intl

Sat 4/4

6:00 am-1:03 pm

1 stop8h 03m

$474

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Thu 8/20

10:27 am-5:54 pm

1 stop6h 27m

Washington, D.C. Dulles Intl

Mon 8/24

1:18 pm-10:46 pm

2 stops10h 28m

$478

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 5/1

2:00 pm-11:53 am

2 stops20h 53m

Washington, D.C. Dulles Intl

Sun 5/3

6:00 am-1:13 pm

1 stop8h 13m

$511

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 5/1

2:00 pm-11:53 am

2 stops20h 53m

Washington, D.C. Dulles Intl

Sun 5/3

6:00 am-1:13 pm

1 stop8h 13m

$513

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. 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

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

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

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

5h 18m

Direct flights

None
The fastest flight from Lake Charles to Washington, D.C. Dulles Intl Airport takes 5h 18m
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 5h 18m 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
Colonial Beach
Laurel
Towson
Gaithersburg
Silver Spring
Fredericksburg
Rockville
Tysons
Manassas
Springfield
Linthicum Heights
Bethesda
Sterling

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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