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$289+ 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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
LCH — SEA
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap 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 September 17, 2025.

Round-trip from

$289
(American Airlines)

Popular in

December

Cheapest in

August

Average price

$556
From Lake Charles to Seattle/Tacoma Intl
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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 17, 2025.

This American Airlines deal was found by Cheapflights users on 9/16. 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 12/96:00 amLCH - SEA
1 stop9h 06mAmerican Airlines
Sat 12/137:15 amSEA - LCH
1 stop8h 35mAmerican Airlines
Deal found 9/16$289
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/76:04 pmLCH - SEA
1 stop6h 42mUnited Airlines
Mon 11/107:10 amSEA - LCH
1 stop8h 17mUnited Airlines
Deal found 9/16$354
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/202:15 pmLCH - SEA
1 stop7h 01mUnited Airlines
Sat 10/2510:25 amSEA - LCH
1 stop9h 01mUnited Airlines
Deal found 9/17$379
This American Airlines deal was found by Cheapflights users on 9/17. 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 10/166:13 pmLCH - SEA
1 stop6h 46mAmerican Airlines
Sun 10/191:35 pmSEA - LCH
1 stop7h 19mAmerican Airlines
Deal found 9/17$418
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/17:30 amLCH - SEA
1 stop7h 21mUnited Airlines
Sun 10/57:05 amSEA - LCH
1 stop8h 23mUnited Airlines
Deal found 9/16$469

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 September 17, 2025.
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

Tue 12/9

6:00 am-10:43 am

1 stop6h 43m

Seattle/Tacoma Intl

Sat 12/13

7:15 am-5:50 pm

1 stop8h 35m

$289

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Tue 9/30

6:06 pm-11:15 pm

1 stop7h 09m

Seattle/Tacoma Intl

Sat 10/4

10:25 am-9:26 pm

1 stop9h 01m

$339

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Fri 11/7

6:32 pm-11:42 pm

1 stop7h 10m

Seattle/Tacoma Intl

Sun 11/9

12:59 am-11:44 am

1 stop8h 45m

$354

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Fri 11/7

6:04 pm-10:46 pm

1 stop6h 42m

Seattle/Tacoma Intl

Mon 11/10

7:10 am-5:27 pm

1 stop8h 17m

$354

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Mon 10/20

2:15 pm-7:16 pm

1 stop7h 01m

Seattle/Tacoma Intl

Sat 10/25

10:25 am-9:26 pm

1 stop9h 01m

$379

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Mon 9/22

6:00 am-10:50 am

1 stop6h 50m

$409

Lake CharlesSeattle

LCH - SEA

LCHSEA

Lake Charles

Mon 9/22

2:15 pm-10:59 pm

2 stops10h 44m

$414

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

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, January is the cheapest month in which you can book a flight from Lake Charles to Seattle (average of $238). Flying from Lake Charles to Seattle in June is currently the most expensive (average of $387). 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.

What is the cheapest time of day to fly from LCH to SEA?

Find hourly flight availability from Lake Charles to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

It’s typically best to fly out from Lake Charles to Seattle at noon. Doing so could potentially save you 26% on the flight price compared to flying in the morning, which is usually more expensive.

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 September 17, 2025.
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
8,926 reviews

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

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 6h 43m. The time it takes to get you to your destination can typically vary by up to 26m. 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 42% 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, January is the cheapest month in which you can book a flight from Lake Charles to Seattle (average of $238). Flying from Lake Charles to Seattle in June is currently the most expensive (average of $387). 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
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Lacey
Olympia
Kent
Federal Way
Cle Elum
Puyallup
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline

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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$276Average$412FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$347Average$497FlexibilityNo cancel feeOn-time71%

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