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$412+ Cheap flights from La Crosse to Seattle (LSE - 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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
LSE — SEA
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from La Crosse to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from La Crosse (LSE) 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

$412
(American Airlines)
From La Crosse to Seattle/Tacoma Intl
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Find flight deals from La Crosse to Seattle

Cheapest flights from La Crosse to Seattle
Explore the most affordable flight options available from La Crosse 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 9/15. 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 11/46:00 amLSE - SEA
1 stop8h 40mAmerican Airlines
Sat 11/82:46 pmSEA - LSE
1 stop7h 03mAmerican Airlines
Deal found 9/15$412
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/86:15 pmLSE - SEA
1 stop8h 12mAmerican Airlines
Tue 12/91:28 pmSEA - LSE
1 stop6h 35mAmerican Airlines
Deal found 9/15$429
This American Airlines deal was found by Cheapflights users on 9/15. 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 12/116:10 pmLSE - SEA
1 stop7h 28mAmerican Airlines
Fri 12/1212:38 amSEA - LSE
1 stop6h 41mAmerican Airlines
Deal found 9/15$434
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/86:15 pmLSE - SEA
1 stop8h 12mAmerican Airlines
Tue 10/142:52 pmSEA - LSE
1 stop6h 34mAmerican Airlines
Deal found 9/15$446
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/86:00 amLSE - SEA
1 stop9h 46mAmerican Airlines
Wed 12/1012:38 amSEA - LSE
1 stop6h 38mAmerican Airlines
Deal found 9/15$451
This American Airlines deal was found by Cheapflights users on 9/15. 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 9/306:00 amLSE - SEA
2 stops10h 48mAmerican Airlines
Sat 10/41:02 pmSEA - LSE
1 stop7h 02mAmerican Airlines
Deal found 9/15$452

Cheapflights Fare Finder

 
Customize your flight search to find flights from La Crosse 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 La Crosse to Seattle that are best for you.

Fly from

La Crosse

Fly to

Seattle

Route

Depart

Return

Price

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Tue 11/4

6:00 am-12:40 pm

1 stop8h 40m

Seattle/Tacoma Intl

Fri 11/7

12:59 am-9:29 am

1 stop6h 30m

$412

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Thu 12/11

6:10 pm-11:38 pm

1 stop7h 28m

Seattle/Tacoma Intl

Sat 12/13

2:46 pm-11:52 pm

1 stop7h 06m

$434

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Wed 10/8

6:15 pm-12:27 am

1 stop8h 12m

Seattle/Tacoma Intl

Tue 12/9

8:30 am-10:03 pm

2 stops11h 33m

$435

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Wed 10/8

6:15 pm-12:27 am

1 stop8h 12m

Seattle/Tacoma Intl

Tue 10/14

2:52 pm-11:26 pm

1 stop6h 34m

$446

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Wed 10/8

6:00 am-1:46 pm

1 stop9h 46m

Seattle/Tacoma Intl

Wed 12/10

12:38 am-9:16 am

1 stop6h 38m

$451

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from La Crosse to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from La Crosse 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.

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 La Crosse 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
7.2
Good
10,000 reviews

Entertainment

6.9

Food

6.4

Overall

7.2

Comfort

7.2

Crew

8.0

Boarding

7.5

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Food

6.4

Overall

7.2

Comfort

7.2

Crew

8.0

Boarding

7.5

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

Find useful and relevant information for your journey from La Crosse 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 La Crosse to Seattle?

    For as low as $412, American Airlines can have you in Seattle from La Crosse in 8h 40m. There are 1508 mi between La Crosse and Seattle.

  • Can I find deals for flights from La Crosse to Seattle that include hotel bookings?

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

  • How can I find direct flights from La Crosse to Seattle?

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

  • Can I find deals for business class flights from La Crosse to Seattle?

    Yes. Cheapflights offers flight deals from La Crosse 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 La Crosse to Seattle?

    Currently, January is the cheapest month in which you can book a flight from La Crosse to Seattle (average of $238). Flying from La Crosse 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

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Alternative routes for La Crosse to Seattle

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Top airline flying from La Crosse to Seattle

Discover the top airline that operate flights from La Crosse 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
American AirlinesCheapest$412Average$546FlexibilityNo cancel feeOn-time71%

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