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Washington, D.C.

$229+ Cheap flights from Lake Charles (LCH) to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
LCH — WAS
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Lake Charles to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Lake Charles (LCH) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 15, 2025.

Round-trip from

$314
(United Airlines)

One-way from

$229
(American Airlines)
From Lake Charles to Washington, D.C. (WAS)
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One-way flight from Lake Charles to Washington, D.C. (WAS)
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Find flight deals from Lake Charles to Washington, D.C.

Cheapest flights from Lake Charles to Washington, D.C.
Explore the most affordable flight options available from Lake Charles to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/272:15 pmLCH - BWI
1 stop7h 43mUnited Airlines
Wed 10/11:00 pmBWI - LCH
1 stop5h 28mUnited Airlines
Deal found 9/12$289
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/272:15 pmLCH - DCA
1 stop6h 53mUnited Airlines
Wed 10/111:00 amDCA - LCH
1 stop7h 28mUnited Airlines
Deal found 9/12$289
This American Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2712:03 pmLCH - DCA
2 stops8h 57mAmerican Airlines
Wed 10/16:45 amDCA - LCH
1 stop5h 48mAmerican Airlines
Deal found 9/12$294
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/106:06 pmLCH - DCA
1 stop4h 44mUnited Airlines
Sun 10/126:00 amDCA - LCH
1 stop8h 15mUnited Airlines
Deal found 9/11$339
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:06 pmLCH - IAD
1 stop4h 45mUnited Airlines
Sun 10/1210:45 amIAD - LCH
1 stop7h 43mUnited Airlines
Deal found 9/14$339
This American Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:41 pmLCH - DCA
1 stop15h 09mAmerican Airlines
Sat 12/612:59 pmDCA - LCH
1 stop10h 55mAmerican Airlines
Deal found 9/12$363
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/216:00 amLCH - IAD
2 stops11h 54mAmerican Airlines
Mon 10/275:54 pmIAD - LCH
1 stop6h 00mAmerican Airlines
Deal found 9/13$366
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/186:00 amLCH - BWI
1 stop5h 45mAmerican Airlines
Tue 9/236:41 amBWI - LCH
1 stop5h 52mAmerican Airlines
Deal found 9/13$379
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1812:03 pmLCH - DCA
1 stop7h 57mAmerican Airlines
Tue 9/235:00 amDCA - LCH
1 stop7h 33mAmerican Airlines
Deal found 9/13$379
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/252:15 pmLCH - IAD
1 stop5h 44mUnited Airlines
Mon 10/66:01 amIAD - LCH
1 stop8h 14mUnited Airlines
Deal found 9/14$379
This American Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/216:43 pmLCH - DCA
1 stop5h 16mAmerican Airlines
Mon 10/273:25 pmDCA - LCH
1 stop8h 29mAmerican Airlines
Deal found 9/12$388
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/282:15 pmLCH - BWI
1 stop20h 17mUnited Airlines
Sat 11/16:00 amBWI - LCH
1 stop8h 11mUnited Airlines
Deal found 9/14$397

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Lake Charles to Washington, D.C. that are best for you.

Fly from

Lake Charles

Fly to

Washington, D.C.

Route

Depart

Return

Price

Lake CharlesBaltimore

LCH - BWI

LCHBWI

Lake Charles

Sat 9/27

2:15 pm-10:58 pm

1 stop7h 43m

Baltimore/Washington

Wed 10/1

1:00 pm-5:28 pm

1 stop5h 28m

$289

Lake CharlesWashington, D.C.

LCH - DCA

LCHDCA

Lake Charles

Thu 9/25

6:06 pm-11:50 pm

1 stop4h 44m

Washington, D.C. Reagan-National

Mon 10/6

6:00 am-1:15 pm

1 stop8h 15m

$314

Lake CharlesWashington, D.C.

LCH - DCA

LCHDCA

Lake Charles

Fri 9/26

6:06 pm-11:50 pm

1 stop4h 44m

Washington, D.C. Reagan-National

Sun 10/5

6:00 am-1:15 pm

1 stop8h 15m

$314

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Tue 10/28

2:15 pm-10:12 pm

1 stop6h 57m

Washington, D.C. Dulles Intl

Sat 11/1

6:00 am-1:11 pm

1 stop8h 11m

$339

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Wed 10/8

2:15 pm-10:06 pm

1 stop6h 51m

Washington, D.C. Dulles Intl

Sun 10/12

10:45 am-5:28 pm

1 stop7h 43m

$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

5:54 pm-10:54 pm

1 stop6h 00m

$366

Lake CharlesBaltimore

LCH - BWI

LCHBWI

Lake Charles

Thu 9/18

6:00 am-12:45 pm

1 stop5h 45m

Baltimore/Washington

Tue 9/23

6:41 am-11:33 am

1 stop5h 52m

$379

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 9/26

2:15 pm-10:06 pm

1 stop6h 51m

Washington, D.C. Dulles Intl

Mon 10/6

6:01 am-1:15 pm

1 stop8h 14m

$379

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Wed 2/18

4:20 pm-10:26 pm

1 stop5h 06m

Washington, D.C. Dulles Intl

Sat 2/21

8:30 am-3:27 pm

1 stop7h 57m

$384

Lake CharlesWashington, D.C.

LCH - DCA

LCHDCA

Lake Charles

Tue 10/21

6:43 pm-12:59 am

1 stop5h 16m

Washington, D.C. Reagan-National

Mon 10/27

3:25 pm-10:54 pm

1 stop8h 29m

$388

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 26 results
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Best time to book a flight from Lake Charles to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Lake Charles with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Lake Charles to Washington, D.C.

What is the cheapest month to book a flight from Lake Charles to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Lake Charles to Washington, D.C. (average of $292). Flying from Lake Charles to Washington, D.C. in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Lake Charles to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Lake Charles to Washington, D.C.?

    Lake Charles (LCH), located 6.1 mi from the city center, is the airport you fly out of when you book flights from Lake Charles to Washington, D.C.. 2 airlines have flights from Lake Charles to Washington, D.C. on a regular basis. Booking flights from Lake Charles to Washington, D.C. should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. per day.

  • How long is the flight from Lake Charles to Washington, D.C.?

    There are many flights that can get you from Lake Charles to Washington, D.C. in 7h 43m. Fly via United Airlines or American Airlines to get the fastest option. There are 1126 mi between Lake Charles and Washington, D.C.. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Lake Charles to Washington, D.C. round-trip?

    Our cheapest airline available from Lake Charles to Washington, D.C. is American Airlines. Our recent data shows that you can find tickets from as low as $255 on this airline. An additional option worth looking into is United Airlines, starting at $322.

  • What are the most popular routes from Lake Charles to Washington, D.C.?

    The most popular route from Lake Charles to Washington, D.C. is Lake Charles - Washington, D.C. Reagan-National. You may also consider Lake Charles - Washington, D.C. Dulles Intl or Lake Charles - Baltimore/Washington.

  • Can I find deals for flights from Lake Charles to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Lake Charles to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lake Charles to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lake Charles to Washington, D.C..

  • Can I find deals for business class flights from Lake Charles to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Lake Charles to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Lake Charles to Washington, D.C.?

    Currently, August is the cheapest month in which you can book a flight from Lake Charles to Washington, D.C. (average of $292). Flying from Lake Charles to Washington, D.C. in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Woodbridge
Alexandria
Arlington
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
Dundalk
National Harbor

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Top 2 airlines flying from Lake Charles to Washington, D.C.

Discover the top 2 airlines that operate flights from Lake Charles to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$255Average$498FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$258Average$383FlexibilityNo cancel feeOn-time69%

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