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La Crosse

$350+ Cheap flights from Illinois to La Crosse (LSE)

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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LSE
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from Illinois to La Crosse

Cheapest flights from Illinois to La Crosse
Explore the most affordable flight options available from Illinois to La Crosse. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This American Airlines deal was found by Cheapflights users on 10/27. 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.
Mon 11/248:00 amORD - LSE
Nonstop1h 20mAmerican Airlines
Mon 12/16:13 pmLSE - ORD
Nonstop1h 36mAmerican Airlines
Deal found 10/27$352
This American Airlines deal was found by Cheapflights users on 10/27. 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 12/114:20 pmORD - LSE
Nonstop1h 18mAmerican Airlines
Thu 12/186:00 amLSE - ORD
Nonstop1h 30mAmerican Airlines
Deal found 10/27$366
This American Airlines deal was found by Cheapflights users on 10/27. 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 10/319:01 amORD - LSE
Nonstop1h 23mAmerican Airlines
Sun 11/29:50 amLSE - ORD
Nonstop1h 21mAmerican Airlines
Deal found 10/27$426
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/810:32 pmORD - LSE
Nonstop1h 17mAmerican Airlines
Tue 11/116:00 amLSE - ORD
Nonstop1h 30mAmerican Airlines
Deal found 10/28$435
This American Airlines deal was found by Cheapflights users on 10/27. 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 11/14:31 pmORD - LSE
Nonstop1h 14mAmerican Airlines
Sun 11/29:50 amLSE - ORD
Nonstop1h 21mAmerican Airlines
Deal found 10/27$445
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/128:41 pmORD - LSE
Nonstop1h 21mAmerican Airlines
Sun 11/169:50 amLSE - ORD
Nonstop1h 21mAmerican Airlines
Deal found 10/28$465

Cheap flight deals from Illinois to La Crosse

Keep the following information in mind while searching for Illinois to La Crosse flight deals. Data was last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$352
(American Airlines)

One-way from

$350
(American Airlines)
Provider with most accurate pricing for Chicago (CHI)-La Crosse flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-La Crosse flights.
Search Deals
From Illinois to La Crosse
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One-way flight from Illinois to La Crosse
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to La Crosse 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 October 29, 2025.
Use the filters below to find and compare flights from Illinois to La Crosse that are best for you.

Fly from

Illinois

Fly to

La Crosse

Route

Depart

Return

Price

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Mon 11/24

8:00 am-9:20 am

Nonstop1h 20m

La Crosse

Mon 12/1

6:13 pm-7:49 pm

Nonstop1h 36m

$352

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Thu 12/11

4:20 pm-5:38 pm

Nonstop1h 18m

La Crosse

Thu 12/18

6:00 am-7:30 am

Nonstop1h 30m

$366

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Sat 11/8

10:32 pm-11:49 pm

Nonstop1h 17m

La Crosse

Tue 11/11

6:00 am-7:30 am

Nonstop1h 30m

$435

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Sat 3/14

9:40 am-10:58 am

Nonstop1h 18m

La Crosse

Mon 3/16

1:03 pm-2:20 pm

Nonstop1h 17m

$437

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Wed 11/12

8:41 pm-10:02 pm

Nonstop1h 21m

La Crosse

Sun 11/16

9:50 am-11:11 am

Nonstop1h 21m

$465

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Sat 1/24

2:59 pm-4:16 pm

Nonstop1h 17m

$350

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Sat 12/27

10:20 pm-11:38 pm

Nonstop1h 18m

$350

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Tue 12/30

8:10 am-9:39 am

Nonstop1h 29m

$350

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Tue 1/27

2:59 pm-4:16 pm

Nonstop1h 17m

$350

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Wed 1/28

9:00 pm-10:16 pm

Nonstop1h 16m

$350

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 13 results
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Best time to book a flight from Illinois to La Crosse

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

What is the cheapest month to book a flight from Illinois to La Crosse?

Currently, December is the cheapest month in which you can book a flight from Illinois to La Crosse (average of $261). Flying from Illinois to La Crosse in March is currently the most expensive (average of $453). 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 IL to LSE?

Find hourly flight availability from Illinois to La Crosse. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

It’s typically best to fly out from Illinois to La Crosse in the morning. Doing so could potentially save you 41% on the flight price compared to flying in the evening, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Illinois to La Crosse. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to La Crosse from Illinois?

    La Crosse (LSE) is the airport you will fly into if you book a flight from Illinois to La Crosse. It is only a 5.4 mi journey from La Crosse (LSE) to La Crosse’s city center.

  • How long is the flight from Illinois to La Crosse?

    Airlines like American Airlines fly from Illinois to La Crosse in about 1h 20m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 214 mi. Generally, flights for this route are nonstop.

  • What are the most reliable airlines from Illinois to La Crosse?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Illinois to La Crosse on time: American Airlines (79%), Envoy Air (79%), British Airways (78%).

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Illinois to La Crosse (average of $261). Flying from Illinois to La Crosse in March is currently the most expensive (average of $453). 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 La Crosse?

Book flights to La Crosse if you plan to visit one of these locations
Winona
Decorah

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Alternative routes for Illinois to La Crosse

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Illinois to La Crosse

Discover the top airline that operate flights from Illinois to La Crosse. 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$297Average$405FlexibilityNo cancel feeOn-time71%

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