$205+ Cheap flights from La Crosse to Seattle (LSE - SEA)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
LSE — SEA
May 2 — May 91
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from La Crosse 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 La Crosse to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from La Crosse to SeattleExplore 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 April 2, 2026.
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 April 2, 2026.
This American Airlines deal was found by Cheapflights users on 3/31. 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 4/216:37 pm
LSE
- SEA
1 stop7h 59m
American Airlines
Sat 4/251:19 pm
SEA
- LSE
1 stop8h 35m
American Airlines
Deal found 3/31![American Airlines logo]()
$358
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Sat 5/26:37 pm
LSE
- SEA
1 stop7h 59m
American Airlines
Sat 5/96:00 am
SEA
- LSE
2 stops10h 06m
American Airlines
Deal found 4/1![American Airlines logo]()
$364
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Tue 4/146:37 pm
LSE
- SEA
1 stop7h 59m
American Airlines
Sat 4/1811:33 pm
SEA
- LSE
1 stop8h 02m
American Airlines
Deal found 3/30![American Airlines logo]()
$408
This American Airlines deal was found by Cheapflights users on 3/31. 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 9/1511:21 am
LSE
- SEA
1 stop8h 08m
American Airlines
Tue 9/223:12 pm
SEA
- LSE
1 stop6h 03m
American Airlines
Deal found 3/31![American Airlines logo]()
$440
This American Airlines deal was found by Cheapflights users on 4/1. 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 5/16:37 pm
LSE
- SEA
1 stop7h 59m
American Airlines
Thu 5/710:25 am
SEA
- LSE
2 stops11h 29m
American Airlines
Deal found 4/1![American Airlines logo]()
$444
Best flights from La Crosse to SeattleDiscover carefully curated flight deals from La Crosse to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
Discover carefully curated flight deals from La Crosse to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Sat 5/26:37 pm
LSE
- SEA
1 stop7h 59m
American Airlines
Sat 5/911:33 pm
SEA
- LSE
1 stop7h 51m
American Airlines
Deal found 4/1![American Airlines logo]()
$358
This American Airlines deal was found by Cheapflights users on 3/29. 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 6/65:34 pm
LSE
- SEA
1 stop8h 42m
American Airlines
Mon 6/83:06 pm
SEA
- LSE
1 stop7h 00m
American Airlines
Deal found 3/29![American Airlines logo]()
$358
This American Airlines deal was found by Cheapflights users on 3/31. 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 4/216:37 pm
LSE
- SEA
1 stop7h 59m
American Airlines
Sat 4/251:19 pm
SEA
- LSE
1 stop8h 35m
American Airlines
Deal found 3/31![American Airlines logo]()
$358
This American Airlines deal was found by Cheapflights users on 4/1. 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 5/16:37 pm
LSE
- SEA
1 stop7h 59m
American Airlines
Thu 5/77:10 am
SEA
- LSE
1 stop8h 56m
American Airlines
Deal found 4/1![American Airlines logo]()
$358
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Tue 4/146:37 pm
LSE
- SEA
1 stop7h 59m
American Airlines
Sat 4/186:00 am
SEA
- LSE
2 stops10h 07m
American Airlines
Deal found 3/30![American Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 3/31. 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 9/1511:21 am
LSE
- SEA
1 stop8h 08m
American Airlines
Tue 9/223:12 pm
SEA
- LSE
1 stop6h 03m
American Airlines
Deal found 3/31![American Airlines logo]()
$440
This American Airlines deal was found by Cheapflights users on 4/2. 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.
Fri 5/295:34 pm
LSE
- SEA
1 stop8h 42m
American Airlines
Sat 6/610:23 am
SEA
- LSE
2 stops11h 43m
American Airlines
Deal found 4/2![American Airlines logo]()
$477
Last-minute flights from La Crosse to SeattleDiscover last-minute flight deals from La Crosse to Seattle. Data last updated April 2, 2026 and is based on user searches.
Discover last-minute flight deals from La Crosse to Seattle. Data last updated April 2, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Tue 4/146:37 pm
LSE
- SEA
1 stop7h 59m
American Airlines
Sat 4/1811:33 pm
SEA
- LSE
1 stop8h 02m
American Airlines
Deal found 3/30![American Airlines logo]()
$408
This American Airlines deal was found by Cheapflights users on 4/2. 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.
Fri 4/176:37 pm
LSE
- SEA
1 stop7h 59m
American Airlines
Sat 4/2511:41 am
SEA
- LSE
2 stops10h 13m
American Airlines
Deal found 4/2![American Airlines logo]()
$450
This American Airlines deal was found by Cheapflights users on 3/31. 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 4/216:37 pm
LSE
- SEA
1 stop7h 59m
American Airlines
Sat 4/251:19 pm
SEA
- LSE
1 stop8h 35m
American Airlines
Deal found 3/31![American Airlines logo]()
$358
This American Airlines deal was found by Cheapflights users on 4/1. 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 5/16:37 pm
LSE
- SEA
1 stop7h 59m
American Airlines
Thu 5/710:25 am
SEA
- LSE
2 stops11h 29m
American Airlines
Deal found 4/1![American Airlines logo]()
$444
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Sat 5/26:37 pm
LSE
- SEA
1 stop7h 59m
American Airlines
Sat 5/96:00 am
SEA
- LSE
2 stops10h 06m
American Airlines
Deal found 4/1![American Airlines logo]()
$364
This American Airlines deal was found by Cheapflights users on 4/2. 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.
Fri 5/295:34 pm
LSE
- SEA
1 stop8h 42m
American Airlines
Sat 6/610:23 am
SEA
- LSE
2 stops11h 43m
American Airlines
Deal found 4/2![American Airlines logo]()
$477
One-way flights from La Crosse to SeattleSearch for one-way flight options from La Crosse to Seattle. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
Search for one-way flight options from La Crosse to Seattle. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/145:20 pm
LSE
- SEA
2 stops43h 15m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:51 am
LSE
- SEA
3 stops49h 44m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:36 pm
LSE
- SEA
3 stops47h 59m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$298
This American Airlines deal was found by Cheapflights users on 3/29. 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 5/106:36 pm
LSE
- SEA
1 stop8h 00m
American Airlines
Deal found 3/29![American Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/311:56 pm
LSE
- SEA
3 stops22h 39m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$322
This American Airlines deal was found by Cheapflights users on 3/29. 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 8/256:00 am
LSE
- SEA
1 stop8h 42m
American Airlines
Deal found 3/29![American Airlines logo]()
$336
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Sun 6/145:34 pm
LSE
- SEA
1 stop8h 42m
American Airlines
Deal found 4/1![American Airlines logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:51 am
LSE
- SEA
3 stops48h 57m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 3/29. 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 8/276:37 pm
LSE
- SEA
1 stop7h 13m
American Airlines
Deal found 3/29![American Airlines logo]()
$367
Find 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 April 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $358 (American Airlines) |
One-way from | $205 (Kiwi.com) |
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 April 2, 2026.
Use the filters below to find and compare flights from La Crosse to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
La CrosseSeattle
LSE - SEA
LSESEA
La Crosse
Sat 5/2
6:37 pm-12:36 am
1 stop7h 59m
Seattle/Tacoma Intl
Sat 5/9
11:33 pm-9:24 am
1 stop7h 51m
$358
La CrosseSeattle
LSE - SEA
LSESEA
La Crosse
Sat 6/6
5:34 pm-12:16 am
1 stop8h 42m
Seattle/Tacoma Intl
Mon 6/8
3:06 pm-12:06 am
1 stop7h 00m
$358
La CrosseSeattle
LSE - SEA
LSESEA
La Crosse
Tue 4/21
6:37 pm-12:36 am
1 stop7h 59m
Seattle/Tacoma Intl
Sat 4/25
1:19 pm-11:54 pm
1 stop8h 35m
$358
La CrosseSeattle
LSE - SEA
LSESEA
La Crosse
Fri 5/1
6:37 pm-12:36 am
1 stop7h 59m
Seattle/Tacoma Intl
Thu 5/7
7:10 am-6:06 pm
1 stop8h 56m
$358
La CrosseSeattle
LSE - SEA
LSESEA
La Crosse
Tue 4/14
6:37 pm-12:36 am
1 stop7h 59m
Seattle/Tacoma Intl
Sat 4/18
6:00 am-6:07 pm
2 stops10h 07m
$414
Quickest round-trip
La CrosseSeattle
LSE - SEA
LSESEA
La Crosse
Tue 9/15
11:21 am-5:29 pm
1 stop8h 08m
Seattle/Tacoma Intl
Tue 9/22
3:12 pm-11:15 pm
1 stop6h 03m
$440
La CrosseSeattle
LSE - SEA
LSESEA
La Crosse
Fri 5/29
5:34 pm-12:16 am
1 stop8h 42m
Seattle/Tacoma Intl
Sat 6/6
10:23 am-12:06 am
2 stops11h 43m
$477
Cheapest one-way
La CrosseSeattle
LSE - SEA
LSESEA
La Crosse
Sun 6/14
5:20 pm-10:35 am
2 stops43h 15m
$205
Quickest one-way
La CrosseSeattle
LSE - SEA
LSESEA
La Crosse
Sun 6/14
5:34 pm-12:16 am
1 stop8h 42m
$337
La CrosseSeattle
LSE - SEA
LSESEA
La Crosse
Fri 8/28
6:00 am-4:47 pm
2 stops12h 47m
$373
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from La Crosse 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 La Crosse to Seattle in April.
| 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 La Crosse-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on La Crosse-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from La Crosse-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on La Crosse-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 La Crosse-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 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.
LSE-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 April 2, 2026.
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.
Overall
7.1
Boarding
7.5
Crew
8.0
Entertainment
6.9
Comfort
7.2
Food
6.4
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
Overall
7.1
Boarding
7.5
Crew
8.0
Entertainment
6.9
Comfort
7.2
Food
6.4
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tacoma
Ocean Shores
Olympia
Kent
Lynnwood
Lacey
Edmonds
Leavenworth
Snoqualmie
Tukwila
Renton
Puyallup
Kirkland
Ellensburg
Fife
Lakewood
Issaquah
Shoreline
Aberdeen
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from La Crosse
Popular flights
Seattle flight routes
Alternative routes for La Crosse to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from La Crosse to Seattle by cabin class
Find flights from La Crosse to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
La Crosse and Seattle flights
Browse other La Crosse and Seattle flight options. Last updated on April 2, 2026.
Other flights from La Crosse
Browse through other flights departing from La Crosse. Flights are based on user searches made on Cheapflights and were last updated on April 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 2, 2026.
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 April 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$338 | Average$534 | FlexibilityNo cancel fee | On-time71% |