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$327+ Cheap flights from La Crosse (LSE) to Illinois

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
LSE — ORD
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from La Crosse to Illinois

Keep the following information in mind while searching for La Crosse to Illinois flight deals. Data was last updated April 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$327
(American Airlines)

Good round-trip deal

$457 or less

Good one-way deal

$268 or less
Provider with most accurate pricing for La Crosse-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for La Crosse-Chicago (CHI) flights.
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From La Crosse to Illinois
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Price to beat on a round-trip flight from La Crosse to Illinois.
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Price to beat on a one-way flight from La Crosse to Illinois.
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Find flight deals from La Crosse to Illinois

Cheapest flights from La Crosse to Illinois
Explore the most affordable flight options available from La Crosse to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This American Airlines deal was found by Cheapflights users on 4/17. 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.
Wed 10/16:02 amLSE - ORD
Nonstop1h 13mAmerican Airlines
Wed 10/89:40 amORD - LSE
Nonstop1h 22mAmerican Airlines
Deal found 4/17$327
This American Airlines deal was found by Cheapflights users on 4/16. 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.
Thu 5/111:47 amLSE - STL
1 stop4h 24mAmerican Airlines
Mon 5/56:45 amSTL - LSE
1 stop4h 34mAmerican Airlines
Deal found 4/16$520
This American Airlines deal was found by Cheapflights users on 4/16. 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.
Fri 5/26:00 amLSE - SPI
1 stop4h 47mAmerican Airlines
Tue 5/610:00 amSPI - LSE
1 stop6h 05mAmerican Airlines
Deal found 4/16$540
This American Airlines deal was found by Cheapflights users on 4/17. 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.
Fri 5/26:00 amLSE - PIA
1 stop4h 56mAmerican Airlines
Tue 5/65:05 pmPIA - LSE
1 stop5h 01mAmerican Airlines
Deal found 4/17$540

Cheapflights Fare Finder

Customize your flight search to find flights from La Crosse to Illinois 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 17, 2025.
Use the filters below to find and compare flights from La Crosse to Illinois that are best for you.

Fly from

La Crosse

Fly to

Illinois

Route

Depart

Return

Price

La CrosseChicago

LSE - ORD

LSEORD

La Crosse

Wed 10/1

6:02 am-7:15 am

Nonstop1h 13m

Chicago O'Hare Intl

Wed 10/8

9:40 am-11:02 am

Nonstop1h 22m

$327

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Thu 5/1

11:47 am-4:11 pm

1 stop4h 24m

Lambert-St Louis

Mon 5/5

6:45 am-11:19 am

1 stop4h 34m

$520

La CrosseSpringfield

LSE - SPI

LSESPI

La Crosse

Fri 5/2

6:00 am-10:47 am

1 stop4h 47m

Springfield Capital

Tue 5/6

10:00 am-4:05 pm

1 stop6h 05m

$540

La CrossePeoria

LSE - PIA

LSEPIA

La Crosse

Fri 5/2

6:00 am-10:56 am

1 stop4h 56m

Greater Peoria

Tue 5/6

5:05 pm-10:06 pm

1 stop5h 01m

$540

La CrosseChicago

LSE - ORD

LSEORD

La Crosse

Wed 5/14

6:07 am-7:20 am

Nonstop1h 13m

$345

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Best time to book a flight from La Crosse to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois 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.

Cheapflights Insights

Everything you need to know about your flight from La Crosse to Illinois

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

Currently, August is the cheapest month in which you can book a flight from La Crosse to Illinois (average of $245). Flying from La Crosse to Illinois in March is currently the most expensive (average of $321). 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 LSE to IL?

Find hourly flight availability from La Crosse to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from La Crosse to Illinois as you normally would.

Weekly flight availability from La Crosse to Illinois

Explore weekly flight availability from La Crosse to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 17, 2025.

The most flights from LSE to USIL are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated April 17, 2025.
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Boarding

7.5

Crew

8.0

Food

6.5

Entertainment

6.9

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2025

MYR - CLT

This flight was impacted by a nearly 4, yes 4 hour delay. They replaced a 777 with another one and it had to be cleaned and catered before we could depart. Great crew did it without complaint.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Boarding

7.5

Crew

8.0

Food

6.5

Entertainment

6.9

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2025

MYR - CLT

This flight was impacted by a nearly 4, yes 4 hour delay. They replaced a 777 with another one and it had to be cleaned and catered before we could depart. Great crew did it without complaint.

Related info for your journey

Find useful and relevant information for your journey from La Crosse to Illinois. 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 from for flights from La Crosse to Illinois?

    For a flight from La Crosse to Illinois, you will be flying from La Crosse. La Crosse (LSE) is just 5.4 mi from the center of the city.

  • What are the most popular routes from La Crosse to Illinois?

    The most popular flight routes from La Crosse to Illinois are La Crosse - Chicago O'Hare Intl, La Crosse - Lambert-St Louis and La Crosse - Bloomington-Normal.

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

    The top 3 most reliable airlines when flying from La Crosse to Illinois are Qatar Airways (87%), Envoy Air (76%) and American Airlines (73%).

  • What are the cheapest flights from La Crosse to Illinois?

    Looking at all options, your cheapest flight can be booked for $221. While the most popular route (La Crosse - Chicago O'Hare Intl) can be booked for $327 on average our data indicates $480 when flying from La Crosse to Illinois.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from La Crosse to Illinois (average of $245). Flying from La Crosse to Illinois in March is currently the most expensive (average of $321). 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.

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Alternative routes for La Crosse to Illinois

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Top airline flying from La Crosse to Illinois

Discover the top airline that operate flights from La Crosse to Illinois. 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 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$287Average$381FlexibilityNo cancel feeOn-time71%

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