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Dulles Intl

$264+ Cheap flights from Lake Charles (LCH) to Dulles Intl (IAD)

This is the cheapest round-trip 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 — IAD
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Lake Charles to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Lake Charles (LCH) to Dulles Intl (IAD). 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 July 29, 2025.

Round-trip from

$264
(American Airlines)
From Lake Charles to Washington, D.C. Dulles Intl
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Find flight deals from Lake Charles to Dulles Intl

Cheapest flights from Lake Charles to Dulles Intl
Explore the most affordable flight options available from Lake Charles to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/27. 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 51mAmerican Airlines
Mon 10/276:11 amIAD - LCH
1 stop6h 33mAmerican Airlines
Deal found 7/27$264
This United Airlines deal was found by Cheapflights users on 7/28. 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 8/136:08 pmLCH - IAD
1 stop4h 50mUnited Airlines
Sun 8/176:15 amIAD - LCH
1 stop8h 01mUnited Airlines
Deal found 7/28$289

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lake Charles to Dulles Intl 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 July 29, 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

Lake Charles

Fly to

Dulles Intl

Route

Depart

Return

Price

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Tue 10/21

6:00 am-6:51 pm

2 stops11h 51m

Washington, D.C. Dulles Intl

Mon 10/27

6:11 am-11:44 am

1 stop6h 33m

$264

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Wed 8/13

6:08 pm-11:58 pm

1 stop4h 50m

Washington, D.C. Dulles Intl

Sun 8/17

6:15 am-1:16 pm

1 stop8h 01m

$289

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Wed 12/3

4:15 pm-10:15 pm

1 stop5h 00m

$294

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Wed 12/3

12:10 pm-11:55 pm

2 stops10h 45m

$316

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Lake Charles to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl 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.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated July 29, 2025.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Lake Charles to Washington, D.C. Dulles Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,896 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Lake Charles to Dulles Intl. 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. Dulles Intl?

    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. Dulles Intl. 0 airlines have flights from Lake Charles to Washington, D.C. Dulles Intl on a regular basis. Booking flights from Lake Charles to Washington, D.C. Dulles Intl should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day.

  • Can I find deals for flights from Lake Charles to Dulles Intl that include hotel bookings?

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

  • How can I find direct flights from Lake Charles to Dulles Intl?

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

  • Can I find deals for business class flights from Lake Charles to Dulles Intl?

    Yes. Cheapflights offers flight deals from Lake Charles to Dulles Intl 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. Dulles Intl Airport?

    Currently, July is the cheapest month in which you can book a flight from Lake Charles to Washington, D.C. Dulles Intl Airport (average of $306). Flying from Lake Charles to Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Fredericksburg
Gaithersburg
Towson
Linthicum Heights
Easton
Fairfax
Manassas
Falls Church
Waldorf
Laurel
Rockville
Oxon Hill
National Harbor
Dundalk
Bowie

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