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$260+ Cheap flights from La Crosse (LSE) to Illinois

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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
LSE — ORD
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
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 July 29, 2025.

Round-trip from

$324
(American Airlines)

One-way from

$260
(American Airlines)

Good round-trip deal

$523 or less

Good one-way deal

$308 or less
From La Crosse to Illinois
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One-way flight 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 July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/28. 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 9/310:00 amLSE - ORD
Nonstop1h 16mAmerican Airlines
Wed 9/248:43 pmORD - LSE
Nonstop1h 21mAmerican Airlines
Deal found 7/28$324
This American Airlines deal was found by Cheapflights users on 7/28. 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 8/3010:48 amLSE - STL
1 stop5h 01mAmerican Airlines
Sun 8/316:00 amSTL - LSE
1 stop4h 23mAmerican Airlines
Deal found 7/28$414
This American Airlines deal was found by Cheapflights users on 7/28. 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 12/102:48 pmLSE - SPI
1 stop2h 48mAmerican Airlines
Sat 12/136:36 pmSPI - LSE
1 stop3h 09mAmerican Airlines
Deal found 7/28$440
This American Airlines deal was found by Cheapflights users on 7/26. 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 8/116:32 pmLSE - PIA
1 stop4h 50mAmerican Airlines
Fri 8/158:00 pmPIA - LSE
1 stop22h 02mAmerican Airlines
Deal found 7/26$724

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 July 29, 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 9/3

10:00 am-11:16 am

Nonstop1h 16m

Chicago O'Hare Intl

Wed 9/24

8:43 pm-10:04 pm

Nonstop1h 21m

$324

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Sat 8/30

10:48 am-3:49 pm

1 stop5h 01m

Lambert-St Louis

Sun 8/31

6:00 am-10:23 am

1 stop4h 23m

$414

La CrosseSpringfield

LSE - SPI

LSESPI

La Crosse

Wed 12/10

2:48 pm-5:36 pm

1 stop2h 48m

Springfield Capital

Sat 12/13

6:36 pm-9:45 pm

1 stop3h 09m

$440

La CrossePeoria

LSE - PIA

LSEPIA

La Crosse

Mon 8/11

6:32 pm-11:22 pm

1 stop4h 50m

Greater Peoria

Fri 8/15

8:00 pm-6:02 pm

1 stop22h 02m

$724

La CrosseChicago

LSE - ORD

LSEORD

La Crosse

Sun 8/24

6:00 am-7:18 am

Nonstop1h 18m

$260

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

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 July 29, 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 July 29, 2025.

The most flights from LSE to USIL are scheduled on a Monday (6 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

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 July 29, 2025.
Read through reviews of airlines operating flights from La Crosse to Illinois, such as American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Food

6.5

Crew

8.0

Entertainment

6.9

Overall

7.2

Boarding

7.5

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Food

6.5

Crew

8.0

Entertainment

6.9

Overall

7.2

Boarding

7.5

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break

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 - Chicago Midway.

  • 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 Piedmont Airlines (100%), American Airlines (83%) and Envoy Air (79%).

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

    Looking at all options, your cheapest flight can be booked for $235. While the most popular route (La Crosse - Chicago O'Hare Intl) can be booked for $327 on average our data indicates $649 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.

See more FAQs

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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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$317Average$405FlexibilityNo cancel feeOn-time71%

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