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$344+ Cheap flights from Lake Charles to Seattle (LCH - SEA)

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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
LCH — SEA
Sep 1 — Sep 81
Tue 9/1
Tue 9/8
1 adult, Economy
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Cheap flight deals from Lake Charles to Seattle

Cheapest flights from Lake Charles to Seattle
Explore the most affordable flight options available from Lake Charles to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2026.

This American Airlines deal was found by Cheapflights users on 7/29. 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 8/2510:31 am
LCH
-
SEA
1 stop8h 10m
American Airlines
Tue 9/111:16 pm
SEA
-
LCH
1 stop8h 45m
American Airlines
Deal found 7/29$344
This United Airlines deal was found by Cheapflights users on 8/1. 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 8/292:15 pm
LCH
-
SEA
1 stop9h 21m
United Airlines
Sat 9/57:00 am
SEA
-
LCH
2 stops12h 36m
United Airlines
Deal found 8/1$349
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.
Tue 8/252:15 pm
LCH
-
SEA
1 stop9h 21m
United Airlines
Sat 8/297:00 am
SEA
-
LCH
2 stops12h 36m
United Airlines
Deal found 7/28$369
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2510:31 am
LCH
-
SEA
1 stop8h 10m
American Airlines
Sat 8/297:40 am
SEA
-
LCH
1 stop7h 34m
American Airlines
Deal found 7/28$400
This United Airlines deal was found by Cheapflights users on 7/29. 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 8/282:15 pm
LCH
-
SEA
1 stop9h 21m
United Airlines
Sat 9/127:00 am
SEA
-
LCH
2 stops12h 36m
United Airlines
Deal found 7/29$410
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Mon 9/142:15 pm
LCH
-
SEA
1 stop9h 21m
United Airlines
Thu 9/2411:59 pm
SEA
-
LCH
1 stop8h 44m
United Airlines
Deal found 7/31$459

Find flight deals from Lake Charles to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Lake Charles (LCH) to Seattle (SEA). 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 August 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$344
(American Airlines)

Popular in

March

Cheapest in

October

Average price

$484
Provider with most accurate pricing for Lake Charles-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Lake Charles-Seattle/Tacoma Intl flights.
Search Deals
From Lake Charles to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Lake Charles to Seattle 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 August 2, 2026.
Use the filters below to find and compare flights from Lake Charles to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Tue 8/25

10:31 am-4:41 pm

1 stop8h 10m

Seattle/Tacoma Intl

Tue 9/1

11:16 pm-10:01 am

1 stop8h 45m

$344

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Sat 8/29

7:30 am-7:14 pm

2 stops13h 44m

Seattle/Tacoma Intl

Sat 9/5

9:05 am-9:36 pm

2 stops10h 31m

$354

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Tue 8/25

2:15 pm-9:36 pm

1 stop9h 21m

Seattle/Tacoma Intl

Sat 8/29

7:00 am-9:36 pm

2 stops12h 36m

$369

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Fri 8/28

2:15 pm-9:15 pm

2 stops9h 00m

Seattle/Tacoma Intl

Sat 9/12

7:00 am-9:36 pm

2 stops12h 36m

$446

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Mon 9/14

2:15 pm-9:36 pm

1 stop9h 21m

Seattle/Tacoma Intl

Thu 9/24

11:59 pm-10:43 am

1 stop8h 44m

$459
Cheapest one-way
Quickest one-way

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Wed 10/7

7:30 am-2:53 pm

1 stop9h 23m

$379

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/1

Sorted by cheapest first

Compare providers for flights from Lake Charles to Seattle

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 Seattle in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lake Charles-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lake Charles-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lake Charles-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub 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-Seattle 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 Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle 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 Seattle

How much does it cost to fly round-trip from Lake Charles to Seattle?

Airfare is below average for this route at the moment.

Lake Charles to Seattle flights typically cost between $474 and $612 in August.
The cheapest round-trip price found within the last 5 days was $344 on American Airlines (Aug 25-Sep 1).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated August 2, 2026.
Read through reviews of airlines operating flights from Lake Charles to Seattle, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,845 reviews

Comfort

7.2

Food

6.4

Overall

7.1

Boarding

7.5

Entertainment

6.8

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Linda,Jul 2026

ROA - CLT

Very helpful and friendly people who pushed me where I needed to go
American Airlines
7.1
Good
11,845 reviews
American Airlines
7.1
Good
11,845 reviews

Comfort

7.2

Food

6.4

Overall

7.1

Boarding

7.5

Entertainment

6.8

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Linda,Jul 2026

ROA - CLT

Very helpful and friendly people who pushed me where I needed to go

Related info for your journey

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

  • How long is the flight from Lake Charles to Seattle?

    Airlines like American Airlines and United Airlines fly from Lake Charles to Seattle in about 8h 10m. The time it takes to get you to your destination can typically vary by up to 5h 34m. The distance between Lake Charles and Seattle is about 1951 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Lake Charles to Seattle round-trip?

    Our cheapest airline available from Lake Charles to Seattle is American Airlines. Our recent data shows that you can find tickets from as low as $318 on this airline. You may be able to fly from Lake Charles to Seattle for 44% less than the average price by searching for this airline.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Lake Charles to Seattle 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Renton
Tacoma
Lacey
Leavenworth
Olympia
Edmonds
Tukwila
Snoqualmie
Tumwater
Centralia
Puyallup
Kent
Ellensburg
Fife
Marysville
Ocean Shores
Lakewood
Lynnwood
Shoreline

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Lake Charles to Seattle

Discover the top airline that operate flights from Lake Charles to Seattle. 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 August 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$318Average$484FlexibilityNo cancel feeOn-time71%

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