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$378+ 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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
LCH — SEA
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 January 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/114:12 pm
LCH
-
SEA
1 stop8h 47m
United Airlines
Wed 2/256:45 am
SEA
-
LCH
1 stop6h 52m
United Airlines
Deal found 1/27$378
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Fri 2/136:27 pm
LCH
-
SEA
1 stop6h 40m
American Airlines
Tue 2/242:17 pm
SEA
-
LCH
1 stop6h 40m
American Airlines
Deal found 1/27$398
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/114:12 pm
LCH
-
SEA
1 stop8h 47m
United Airlines
Mon 2/236:45 am
SEA
-
LCH
1 stop6h 52m
United Airlines
Deal found 1/27$403
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Fri 2/136:27 pm
LCH
-
SEA
1 stop6h 40m
American Airlines
Thu 2/1912:59 am
SEA
-
LCH
1 stop8h 40m
American Airlines
Deal found 1/27$423
This United Airlines deal was found by Cheapflights users on 1/26. 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 1/314:12 pm
LCH
-
SEA
1 stop8h 49m
United Airlines
Mon 2/212:57 pm
SEA
-
LCH
1 stop6h 38m
United Airlines
Deal found 1/26$424
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Wed 2/112:52 pm
LCH
-
SEA
1 stop8h 55m
American Airlines
Fri 2/2012:59 am
SEA
-
LCH
1 stop8h 48m
American Airlines
Deal found 1/27$427
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Sat 2/1412:17 pm
LCH
-
SEA
1 stop9h 05m
American Airlines
Sat 2/2112:59 am
SEA
-
LCH
1 stop8h 40m
American Airlines
Deal found 1/27$430
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Thu 2/126:27 pm
LCH
-
SEA
1 stop8h 28m
American Airlines
Tue 2/247:15 am
SEA
-
LCH
2 stops13h 42m
American Airlines
Deal found 1/27$432
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Fri 1/304:12 pm
LCH
-
SEA
1 stop8h 47m
United Airlines
Thu 2/512:57 pm
SEA
-
LCH
1 stop6h 38m
United Airlines
Deal found 1/28$438

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$378
(United Airlines)

Popular in

March

Cheapest in

October
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. 14% potential increase in price ($97 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($34 potential savings vs. average RT price).
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 January 29, 2026.
Use the filters below to find and compare flights from Lake Charles to Seattle that are best for you.

Fly from

Lake Charles

Fly to

Seattle

Route

Depart

Return

Price

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Wed 2/11

4:12 pm-10:59 pm

1 stop8h 47m

Seattle/Tacoma Intl

Tue 2/24

6:45 am-3:37 pm

1 stop6h 52m

$378

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Wed 2/11

4:12 pm-10:59 pm

1 stop8h 47m

Seattle/Tacoma Intl

Wed 2/25

7:00 am-9:36 pm

2 stops12h 36m

$383

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Thu 2/12

6:27 pm-12:55 am

1 stop8h 28m

Seattle/Tacoma Intl

Sun 2/22

12:59 am-11:39 am

1 stop8h 40m

$403

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Wed 2/11

4:12 pm-10:59 pm

1 stop8h 47m

Seattle/Tacoma Intl

Mon 2/23

6:45 am-3:37 pm

1 stop6h 52m

$403

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Fri 2/13

6:27 pm-11:07 pm

1 stop6h 40m

Seattle/Tacoma Intl

Thu 2/19

12:59 am-11:39 am

1 stop8h 40m

$423

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Fri 2/13

6:27 pm-12:55 am

1 stop8h 28m

Seattle/Tacoma Intl

Sun 2/22

12:59 am-11:39 am

1 stop8h 40m

$423

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Thu 2/12

7:15 am-1:24 pm

1 stop8h 09m

Seattle/Tacoma Intl

Wed 2/25

7:00 am-9:36 pm

2 stops12h 36m

$449

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Thu 2/12

6:27 pm-12:55 am

1 stop8h 28m

Seattle/Tacoma Intl

Mon 2/16

6:44 am-6:06 pm

1 stop9h 22m

$457

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Wed 2/11

4:12 pm-10:59 pm

1 stop8h 47m

Seattle/Tacoma Intl

Thu 2/19

6:45 am-3:37 pm

1 stop6h 52m

$462

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Sat 2/14

12:17 pm-12:24 am

2 stops14h 07m

Seattle/Tacoma Intl

Tue 2/24

2:17 pm-10:57 pm

1 stop6h 40m

$470

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

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 January.
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

What is the cheapest month to book a flight from Lake Charles to Seattle?

Currently, March is the cheapest month in which you can book a flight from Lake Charles to Seattle (average of $240). Flying from Lake Charles to Seattle in July is currently the most expensive (average of $429). 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.

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 January 29, 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
9,215 reviews

Overall

7.4

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,205 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 and American Airlines fly from Lake Charles to Seattle in about 8h 28m. The time it takes to get you to your destination can typically vary by up to 19m. 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 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 50% 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.

  • What is the cheapest month to book a flight from Lake Charles to Seattle?

    Currently, March is the cheapest month in which you can book a flight from Lake Charles to Seattle (average of $240). Flying from Lake Charles to Seattle in July is currently the most expensive (average of $429). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Lacey
Edmonds
Renton
Puyallup
Kirkland
Kent
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis

Browse thousands of different options on Cheapflights for your next trip

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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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$276Average$412FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$347Average$545FlexibilityNo cancel feeOn-time71%

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