What is the cheapest airline that flies from La Crosse to Illinois?

United Airlines and American Airlines are the most popular carriers operating from La Crosse to Illinois

How many flights depart from La Crosse to Illinois on average per week?

The number of flights available between La Crosse and Illinois is 46 per week as of June 2026. The most frequent departure day is Tue, with 15% of weekly flights leaving on this day.

How many flights depart from La Crosse to Illinois on average per day?

As of June 2026, 6 flights take off from La Crosse and land in Illinois each day. The most common flight departure time for this route is 11:00AM, with 76% of daily flights taking off at noon.

When did momondo last update prices for flights from La Crosse Airport to Illinois?

Prices for flights from La Crosse Airport to Illinois are refreshed on a daily basis.

How many operators does momondo search for flights from La Crosse Airport to Illinois?

There is 1 operator available for flights from La Crosse Airport to Illinois as of June 2026.

How old do you have to be to fly from La Crosse Airport to Illinois?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from La Crosse Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$190 Cheap Flights from La Crosse to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from La Crosse to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:15 pm - 9:39 pm

LSE

ORD

1h 24mnonstop

7:30 am - 8:56 am

ORD

LSE

1h 26mnonstop

$229United Airlines

Tue, Oct 27 - Tue, Nov 3

8:15 pm - 9:39 pm

LSE

ORD

1h 24mnonstop

11:43 am - 1:05 pm

ORD

LSE

1h 22mnonstop

$299United Airlines

Tue, Oct 27 - Sat, Oct 31

6:15 am - 7:38 am

LSE

ORD

1h 23mnonstop

7:30 am - 8:56 am

ORD

LSE

1h 26mnonstop

$329United Airlines

Sat, Dec 5 - Wed, Dec 9

5:30 pm - 11:19 pm

LSE

ORD

29h 49m

1 stop

5:13 pm - 4:40 pm

ORD

LSE

23h 27m

1 stop

$337Multiple Airlines

Thu, Jul 2 - Sat, Jul 11

6:15 am - 7:38 am

LSE

ORD

1h 23mnonstop

4:45 pm - 6:10 pm

ORD

LSE

1h 25mnonstop

$339United Airlines

Sat, Dec 5 - Wed, Dec 9

5:30 pm - 11:19 pm

LSE

ORD

29h 49m

1 stop

9:13 pm - 7:14 pm

ORD

LSE

46h 01m

2 stops

$369Multiple Airlines

Thu, Jul 2 - Wed, Jul 8

5:54 am - 10:20 am

LSE

STL

4h 26m

1 stop

5:00 am - 11:22 am

STL

LSE

6h 22m

1 stop

$408American Airlines

Sat, Sep 26 - Tue, Sep 29

5:54 am - 10:42 pm

LSE

STL

16h 48m

2 stops

6:53 am - 12:20 am

STL

LSE

17h 27m

2 stops

$475American Airlines

Sat, Sep 26 - Tue, Sep 29

12:26 pm - 4:48 pm

LSE

STL

4h 22m

1 stop

11:01 am - 4:52 pm

STL

LSE

5h 51m

1 stop

$478American Airlines

Sat, Sep 26 - Wed, Sep 30

5:54 am - 10:42 pm

LSE

STL

16h 48m

2 stops

6:53 am - 12:20 am

STL

LSE

17h 27m

2 stops

$479American Airlines

Sat, Sep 26 - Tue, Sep 29

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

American Airlines flights from La Crosse to Illinois

Our best American Airlines deals on La Crosse to Illinois flight tickets

American Airlines

Jul 1

LSE11:52 amLa Crosse

1h 22m

ORD1:14 pmChicago O'Hare Intl

Jul 8

ORD10:05 amChicago O'Hare Intl

1h 26m

LSE11:31 amLa Crosse

$403

American Airlines

Jul 7

LSE6:00 amLa Crosse

1h 30m

ORD7:30 amChicago O'Hare Intl

Jul 14

ORD10:05 amChicago O'Hare Intl

1h 26m

LSE11:31 amLa Crosse

$404

American Airlines

Jul 1

LSE6:00 amLa Crosse

1h 30m

ORD7:30 amChicago O'Hare Intl

Jul 10

ORD10:05 amChicago O'Hare Intl

1h 26m

LSE11:31 amLa Crosse

$406

United Airlines flights from La Crosse to Illinois

Our best United Airlines deals on La Crosse to Illinois flight tickets

United Airlines

Oct 27

LSE8:15 pmLa Crosse

1h 24m

ORD9:39 pmChicago O'Hare Intl

Nov 3

ORD7:30 amChicago O'Hare Intl

1h 26m

LSE8:56 amLa Crosse

$229

United Airlines

Oct 27

LSE8:15 pmLa Crosse

1h 24m

ORD9:39 pmChicago O'Hare Intl

Oct 31

ORD11:43 amChicago O'Hare Intl

1h 22m

LSE1:05 pmLa Crosse

$299

United Airlines

Dec 5

LSE6:15 amLa Crosse

1h 23m

ORD7:38 amChicago O'Hare Intl

Dec 9

ORD7:30 amChicago O'Hare Intl

1h 26m

LSE8:56 amLa Crosse

$329

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

La CrosseChicago

LSE - ORD

LSEORD

La Crosse

Tue 10/27

8:15 pm-9:39 pm

Nonstop1h 24m

Chicago O'Hare Intl

Tue 11/3

7:30 am-8:56 am

Nonstop1h 26m

$229

Quickest round-trip

La CrosseChicago

LSE - ORD

LSEORD

La Crosse

Tue 10/27

8:15 pm-9:39 pm

Nonstop1h 24m

Chicago O'Hare Intl

Sat 10/31

11:43 am-1:05 pm

Nonstop1h 22m

$299

La CrosseChicago

LSE - ORD

LSEORD

La Crosse

Sat 12/5

6:15 am-7:38 am

Nonstop1h 23m

Chicago O'Hare Intl

Wed 12/9

7:30 am-8:56 am

Nonstop1h 26m

$329

La CrosseChicago

LSE - ORD

LSEORD

La Crosse

Thu 7/2

5:30 pm-11:19 pm

1 stop29h 49m

Chicago O'Hare Intl

Sat 7/11

5:13 pm-4:40 pm

1 stop23h 27m

$337

La CrosseChicago

LSE - ORD

LSEORD

La Crosse

Sat 12/5

6:15 am-7:38 am

Nonstop1h 23m

Chicago O'Hare Intl

Wed 12/9

4:45 pm-6:10 pm

Nonstop1h 25m

$339

La CrosseChicago

LSE - ORD

LSEORD

La Crosse

Thu 7/2

5:30 pm-11:19 pm

1 stop29h 49m

Chicago O'Hare Intl

Wed 7/8

9:13 pm-7:14 pm

2 stops46h 01m

$369

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Sat 9/26

5:54 am-10:20 am

1 stop4h 26m

Lambert-St Louis

Tue 9/29

5:00 am-11:22 am

1 stop6h 22m

$408

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Sat 9/26

5:54 am-10:42 pm

2 stops16h 48m

Lambert-St Louis

Tue 9/29

6:53 am-12:20 am

2 stops17h 27m

$475

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Sat 9/26

12:26 pm-4:48 pm

1 stop4h 22m

Lambert-St Louis

Wed 9/30

11:01 am-4:52 pm

1 stop5h 51m

$478

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Sat 9/26

5:54 am-10:42 pm

2 stops16h 48m

Lambert-St Louis

Tue 9/29

6:53 am-12:20 am

2 stops17h 27m

$479

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from La Crosse to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from La Crosse to Illinois is on a Wednesday when prices can be found for as low as $537. Flights from La Crosse to Illinois on a Monday will generally be more expensive and average around $723. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from La Crosse to Illinois during this time can be as low as $519. Flights in the evening are often more expensive with an average ticket price of $1,753.

What is the cheapest La Crosse to Illinois flight route?

Fly from La Crosse to Chicago O'Hare Intl for the best La Crosse - Illinois flight prices

What cabin class options are available on La Crosse to Illinois flights?

There are 4 cabin classes available to choose from on La Crosse to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap La Crosse to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from La Crosse to Illinois

Best Price Found	$366
Fastest flight time	1h 22m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from La Crosse in the past 72 hours is $366. The best round-trip flight deal from La Crosse to Illinois found on momondo in the last 72 hours is $412.

The fastest flight from La Crosse to Illinois takes 1h 22m

Direct flights go from La Crosse to Illinois every day.

There are 98 airports in Illinois. From La Crosse there are direct flights to Chicago O'Hare Intl (ORD).

Search flight deals

Frequently asked questions about flying from La Crosse to Illinois

When did momondo last update prices for flights from La Crosse Airport to Illinois?
Prices for flights from La Crosse Airport to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from La Crosse Airport to Illinois?
There is 1 operator available for flights from La Crosse Airport to Illinois as of June 2026.
How old do you have to be to fly from La Crosse Airport to Illinois?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from La Crosse Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from La Crosse to Illinois?
Based on momondo bookings for flights between La Crosse and Illinois, the leading plane model is Embraer 170, making up 35.00% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet with 20.00%, Embraer 175 with 18.33%, and Canadair (Bombardier) Regional Jet CRJ-550 with 8.33%.

Best airlines flying from La Crosse to Illinois

Compare and see reviews for airlines that fly from La Crosse to Illinois with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $168	Free Cancellation	Rating 7.1 11,648 reviews		Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from La Crosse to Illinois?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from La Crosse to Illinois. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from La Crosse to Illinois with flexible booking policies on momondo?

All flight searches from La Crosse to Illinois on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from La Crosse to Illinois?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from La Crosse.

I’m not ready to book a flight from La Crosse to Illinois right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of La Crosse to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.