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Dulles Intl

$259+ Cheap flights from Lake Charles (LCH) to Dulles Intl (IAD)

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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
LCH — IAD
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap 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 December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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 12/254:15 pmLCH - IAD
1 stop5h 04mUnited Airlines
Mon 12/298:25 amIAD - LCH
2 stops13h 59mUnited Airlines
Deal found 12/10$607
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/264:15 pmLCH - IAD
1 stop5h 04mUnited Airlines
Tue 12/308:22 amIAD - LCH
2 stops14h 02mUnited Airlines
Deal found 12/11$691
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:00 amLCH - IAD
2 stops9h 59mAmerican Airlines
Sat 12/205:33 pmIAD - LCH
1 stop6h 06mAmerican Airlines
Deal found 12/11$704

Find 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$339
(United Airlines)

One-way from

$259
(United Airlines)
Provider with most accurate pricing for Lake Charles-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Lake Charles-Washington, D.C. Dulles Intl flights.
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From Lake Charles to Washington, D.C. Dulles Intl
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One-way flight from Lake Charles to Washington, D.C. Dulles Intl
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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 December 12, 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

Sat 2/7

4:12 pm-10:18 pm

1 stop5h 06m

Washington, D.C. Dulles Intl

Tue 2/10

8:15 am-3:25 pm

1 stop8h 10m

$339

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Sat 1/24

7:30 am-4:14 pm

1 stop7h 44m

Washington, D.C. Dulles Intl

Thu 1/29

8:15 am-3:25 pm

1 stop8h 10m

$339

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Tue 2/3

4:12 pm-10:18 pm

1 stop5h 06m

Washington, D.C. Dulles Intl

Sat 2/14

10:33 pm-9:36 pm

2 stops24h 03m

$459

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Thu 1/22

4:12 pm-4:25 pm

2 stops23h 13m

$259

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Thu 1/22

2:52 pm-9:17 pm

1 stop5h 25m

$279

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Wed 4/1

4:15 pm-10:45 pm

1 stop5h 30m

$319

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Tue 3/31

4:15 pm-11:59 pm

1 stop6h 44m

$319

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Tue 3/31

12:17 pm-11:28 pm

2 stops10h 11m

$363

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Wed 4/1

6:00 am-4:16 pm

2 stops9h 16m

$365

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Sat 4/4

4:15 pm-7:24 am

2 stops14h 09m

$374

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 14 results
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Compare providers for flights from Lake Charles to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Lake Charles to Dulles Intl in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Lake Charles-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Lake Charles-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Lake Charles-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lake Charles-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Lake Charles-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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.

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

    There are many flights that can get you from Lake Charles to Washington, D.C. Dulles Intl Airport in 5h 06m. Fly via United Airlines to get the fastest option. The distance from Lake Charles to Washington, D.C. Dulles Intl Airport is about 1082 mi.

  • 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.

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
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Fairfax
Linthicum Heights
Manassas
Rockville
Laurel
Towson
National Harbor
Bowie
Largo
McLean
Clinton

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