$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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
LCH — SEA
Oct 5 — Oct 121
Round-trip
1 adult, Economy
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Find cheap flights from Lake Charles to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Lake Charles to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Lake Charles to SeattleExplore 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 5, 2026.
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 5, 2026.
This American Airlines deal was found by Cheapflights users on 9/1. 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.
Fri 10/95:54 pm -
1 stop8h 16m
Tue 10/1311:45 pm -
1 stop8h 12m
Deal found 9/1![American Airlines logo]()
$344
This American Airlines deal was found by Cheapflights users on 8/30. 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.
Thu 12/36:05 pm -
1 stop7h 37m
Sun 12/62:07 pm -
1 stop6h 37m
Deal found 8/30![American Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Tue 9/152:15 pm -
1 stop9h 21m
Fri 10/26:30 am -
2 stops12h 36m
Deal found 8/31![United Airlines logo]()
$426
This United Airlines deal was found by Cheapflights users on 9/3. 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 9/182:15 pm -
1 stop9h 21m
Tue 9/2212:10 pm -
1 stop7h 26m
Deal found 9/3![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Tue 9/152:15 pm -
1 stop6h 53m
Sat 9/196:32 am -
2 stops13h 04m
Deal found 8/31![United Airlines logo]()
$434
This American Airlines deal was found by Cheapflights users on 9/1. 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.
Thu 9/246:05 pm -
1 stop7h 04m
Sat 9/262:12 pm -
1 stop6h 32m
Deal found 9/1![American Airlines logo]()
$455
This American Airlines deal was found by Cheapflights users on 8/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1510:52 am -
1 stop7h 50m
Fri 10/22:12 pm -
1 stop6h 32m
Deal found 8/31![American Airlines logo]()
$475
Best flights from Lake Charles to SeattleDiscover carefully curated flight deals from Lake Charles to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
Discover carefully curated flight deals from Lake Charles to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
This American Airlines deal was found by Cheapflights users on 8/30. 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.
Thu 12/36:05 pm -
1 stop7h 37m
Sun 12/62:07 pm -
1 stop6h 37m
Deal found 8/30![American Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/3. 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 9/182:15 pm -
1 stop9h 21m
Tue 9/2212:10 pm -
1 stop7h 26m
Deal found 9/3![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Tue 9/157:30 am -
2 stops10h 44m
Fri 10/26:30 am -
2 stops12h 36m
Deal found 8/31![United Airlines logo]()
$431
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Sat 2/62:31 pm -
2 stops11h 00m
Tue 2/97:03 am -
1 stop8h 20m
Deal found 8/31![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Tue 9/157:30 am -
2 stops10h 44m
Sat 9/196:32 am -
2 stops13h 04m
Deal found 8/31![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 8/31. 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 -
1 stop9h 21m
Thu 9/2411:59 pm -
1 stop8h 44m
Deal found 8/31![United Airlines logo]()
$574
Last-minute flights from Lake Charles to SeattleDiscover last-minute flight deals from Lake Charles to Seattle. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals from Lake Charles to Seattle. Data last updated September 5, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Tue 9/152:15 pm -
1 stop9h 21m
Fri 10/26:30 am -
2 stops12h 36m
Deal found 8/31![United Airlines logo]()
$426
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Tue 9/152:15 pm -
1 stop6h 53m
Sat 9/196:32 am -
2 stops13h 04m
Deal found 8/31![United Airlines logo]()
$434
This American Airlines deal was found by Cheapflights users on 8/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1510:52 am -
1 stop7h 50m
Fri 10/22:12 pm -
1 stop6h 32m
Deal found 8/31![American Airlines logo]()
$475
This American Airlines deal was found by Cheapflights users on 9/1. 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 9/1610:52 am -
2 stops11h 37m
Sun 9/2011:59 pm -
1 stop8h 20m
Deal found 9/1![American Airlines logo]()
$541
This United Airlines deal was found by Cheapflights users on 9/3. 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 9/182:15 pm -
1 stop9h 21m
Tue 9/2212:10 pm -
1 stop7h 26m
Deal found 9/3![United Airlines logo]()
$429
This American Airlines deal was found by Cheapflights users on 9/1. 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.
Thu 9/246:05 pm -
1 stop7h 04m
Sat 9/262:12 pm -
1 stop6h 32m
Deal found 9/1![American Airlines logo]()
$455
This American Airlines deal was found by Cheapflights users on 9/1. 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.
Fri 10/95:54 pm -
1 stop8h 16m
Tue 10/1311:45 pm -
1 stop8h 12m
Deal found 9/1![American Airlines logo]()
$344
One-way flights from Lake Charles to SeattleSearch for one-way flight options from Lake Charles to Seattle. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
Search for one-way flight options from Lake Charles to Seattle. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
This American Airlines deal was found by Cheapflights users on 9/2. 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 10/76:06 pm -
1 stop8h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![American Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/2. 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 10/712:15 pm -
2 stops13h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![United Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 9/1. 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 9/267:30 am -
3 stops17h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![United Airlines logo]()
$541
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 September 5, 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 | $494 |
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 7,457,451 searches. Data last updated September 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
Cheapest round-trip
Lake CharlesSeattle
LCH Lake Charles - SEA Seattle/Tacoma Intl
LCHSEA
Lake Charles
Thu 12/3
6:05 pm-11:42 pm
1 stop7h 37m
Seattle/Tacoma Intl
Sun 12/6
2:07 pm-10:44 pm
1 stop6h 37m
$359
Quickest round-trip
Lake CharlesSeattle
LCH Lake Charles - SEA Seattle/Tacoma Intl
LCHSEA
Lake Charles
Sat 9/26
7:30 am-12:48 pm
1 stop7h 18m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$379
Lake CharlesSeattle
LCH Lake Charles - SEA Seattle/Tacoma Intl
LCHSEA
Lake Charles
Sat 9/26
10:52 am-8:29 pm
2 stops11h 37m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$384
Lake CharlesSeattle
LCH Lake Charles - SEA Seattle/Tacoma Intl
LCHSEA
Lake Charles
Wed 10/7
12:15 pm-11:26 pm
2 stops13h 11m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$384
Lake CharlesSeattle
LCH Lake Charles - SEA Seattle/Tacoma Intl
LCHSEA
Lake Charles
Fri 9/18
2:15 pm-9:36 pm
1 stop9h 21m
Seattle/Tacoma Intl
Tue 9/22
12:10 pm-9:36 pm
1 stop7h 26m
$429
Lake CharlesSeattle
LCH Lake Charles - SEA Seattle/Tacoma Intl
LCHSEA
Lake Charles
Tue 9/15
7:30 am-4:14 pm
2 stops10h 44m
Seattle/Tacoma Intl
Fri 10/2
6:30 am-9:06 pm
2 stops12h 36m
$431
Lake CharlesSeattle
LCH Lake Charles - SEA Seattle/Tacoma Intl
LCHSEA
Lake Charles
Sat 2/6
2:31 pm-11:31 pm
2 stops11h 00m
Seattle/Tacoma Intl
Tue 2/9
7:03 am-5:23 pm
1 stop8h 20m
$434
Lake CharlesSeattle
LCH Lake Charles - SEA Seattle/Tacoma Intl
LCHSEA
Lake Charles
Tue 9/15
7:30 am-4:14 pm
2 stops10h 44m
Seattle/Tacoma Intl
Sat 9/19
6:32 am-9:36 pm
2 stops13h 04m
$439
Lake CharlesSeattle
LCH Lake Charles - SEA Seattle/Tacoma Intl
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
$574
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
LCH-SEA
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.
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 5, 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.
Boarding
7.5
Crew
7.9
Overall
7.1
Entertainment
6.8
Comfort
7.2
Food
6.4
Reviews
1 / 20
10.0
ExcellentLinda,Jul 2026
ROA - CLT
Boarding
7.5
Crew
7.9
Overall
7.1
Entertainment
6.8
Comfort
7.2
Food
6.4
Reviews
1 / 20
10.0
ExcellentLinda,Jul 2026
ROA - CLT
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Edmonds
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ellensburg
Issaquah
Marysville
Ocean Shores
Lakewood
Fife
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Lake Charles and Seattle flights
Browse other Lake Charles and Seattle flight options. Last updated on September 5, 2026.
Other flights from Lake Charles
Browse through other flights departing from Lake Charles. Flights are based on user searches made on Cheapflights and were last updated on September 5, 2026.
Popular flight searches
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Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 5, 2026.
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 7,457,451 searches. Data last updated September 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$318 | Average$515 | FlexibilityNo cancel fee | On-time71% |