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$404+ 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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
LCH — SEA
Jun 4 — Jun 111
Thu 6/4
Thu 6/11
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 May 5, 2026.

This United Airlines deal was found by Cheapflights users on 4/30. 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 stop6h 52m
United Airlines
Tue 9/16:29 am
SEA
-
LCH
2 stops13h 03m
United Airlines
Deal found 4/30$404
This American Airlines deal was found by Cheapflights users on 5/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:35 pm
LCH
-
SEA
1 stop8h 09m
American Airlines
Wed 5/132:10 pm
SEA
-
LCH
1 stop6h 31m
American Airlines
Deal found 5/1$431
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 5/16:35 pm
LCH
-
SEA
1 stop8h 09m
American Airlines
Mon 5/117:10 am
SEA
-
LCH
1 stop8h 54m
American Airlines
Deal found 4/30$488
This United Airlines deal was found by Cheapflights users on 5/1. 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.
Mon 9/142:15 pm
LCH
-
SEA
2 stops9h 41m
United Airlines
Thu 9/2412:10 pm
SEA
-
LCH
1 stop7h 22m
United Airlines
Deal found 5/1$518
This American Airlines deal was found by Cheapflights users on 5/4. 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.
Sun 7/196:02 pm
LCH
-
SEA
1 stop7h 37m
American Airlines
Thu 7/3011:22 pm
SEA
-
LCH
1 stop8h 26m
American Airlines
Deal found 5/4$527

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 May 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$404
(United Airlines)

Popular in

November

Cheapest in

October

Average price

$659
Provider with most accurate pricing for Lake Charles-Seattle/Tacoma Intl flight deals.
Search Deals
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. 4% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 5, 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

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Sat 8/29

2:15 pm-9:21 pm

1 stop9h 06m

Seattle/Tacoma Intl

Tue 9/1

6:29 am-9:32 pm

2 stops13h 03m

$404
Quickest round-trip

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Mon 9/14

2:15 pm-11:11 pm

2 stops10h 56m

Seattle/Tacoma Intl

Thu 9/24

12:10 pm-9:32 pm

1 stop7h 22m

$518

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/4

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 May.
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?

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 May 5, 2026.
Read through reviews of airlines operating flights from Lake Charles to Seattle, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,683 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,683 reviews
United Airlines
7.4
Good
9,683 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
American Airlines
7.1
Good
11,667 reviews
United Airlines
7.4
Good
9,683 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

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 United Airlines fly from Lake Charles to Seattle in about 9h 06m. The time it takes to get you to your destination can typically vary by up to . The distance between Lake Charles and Seattle is about 1951 mi.

  • What are the cheapest airlines flying from Lake Charles to Seattle round-trip?

    Our cheapest airline available from Lake Charles to Seattle is United Airlines. Our recent data shows that you can find tickets from as low as $276 on this airline. An additional option worth looking into is American Airlines, starting at $347. You may be able to fly from Lake Charles to Seattle for 48% less than the average price by searching for these airlines.

  • 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
Tacoma
Ocean Shores
Olympia
Lynnwood
Lacey
Edmonds
Leavenworth
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
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Ellensburg
Fife
Lakewood
Issaquah
Shoreline

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Top 2 airlines flying from Lake Charles to Seattle

Discover the top 2 airlines 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 May 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$276Average$412FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$347Average$556FlexibilityNo cancel feeOn-time71%

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