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

American Airlines is the most popular carrier operating from La Crosse to Illinois

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

As of September 2025, 4 flights take off from La Crosse and land in Illinois each day. The most common flight departure time for this route is 10:00AM, with 66% of daily flights taking off at noon.

What airlines fly to Illinois?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Illinois from La Crosse according to our data. American Airlines is the first choice among our users, with 67% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 3 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

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

The number of flights available between La Crosse and Illinois is 31 per week as of September 2025. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.

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 September 2025.

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.

$345 Cheap Flights from La Crosse to Illinois in 2025

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Find the cheapest flights from La Crosse to Illinois

Round-trip

One-way

Direct

Cheap round-trip flights

6:00 am - 7:24 amLSE-ORD

1h 24mnonstop

10:07 pm - 11:26 pmORD-LSE

1h 19mnonstop

$367American Airlines

Find Deal

Mon, Oct 6 - Mon, Oct 13

6:00 am - 9:27 amLSE-PIA

3h 27m1 stop

8:10 pm - 11:26 pmPIA-LSE

3h 16m1 stop

$380American Airlines

Find Deal

Wed, Oct 8 - Wed, Oct 15

9:50 am - 11:06 amLSE-ORD

1h 16mnonstop

8:43 pm - 10:04 pmORD-LSE

1h 21mnonstop

$405American Airlines

Find Deal

Tue, Sep 23 - Sat, Sep 27

4:00 pm - 8:09 pmLSE-SPI

4h 09m1 stop

6:00 am - 9:19 amSPI-LSE

3h 19m1 stop

$440American Airlines

Find Deal

Wed, Dec 10 - Sat, Dec 13

6:15 pm - 11:54 pmLSE-STL

5h 39m1 stop

7:58 pm - 11:49 pmSTL-LSE

3h 51m1 stop

$468American Airlines

Find Deal

Wed, Oct 8 - Mon, Nov 3

10:54 am - 6:36 pmLSE-STL

7h 42m2 stops

2:06 pm - 5:45 pmSTL-LSE

3h 39m1 stop

$474American Airlines

Find Deal

Wed, Oct 8 - Sat, Nov 1

10:54 am - 4:04 pmLSE-STL

5h 10m1 stop

9:43 am - 5:58 pmSTL-LSE

8h 15m2 stops

$476American Airlines

Find Deal

Thu, Oct 9 - Wed, Oct 29

10:54 am - 10:34 pmLSE-STL

11h 40m2 stops

6:25 am - 5:45 pmSTL-LSE

11h 20m2 stops

$479American Airlines

Find Deal

Wed, Oct 8 - Thu, Oct 30

10:54 am - 6:36 pmLSE-STL

7h 42m2 stops

9:43 am - 5:58 pmSTL-LSE

8h 15m2 stops

$481American Airlines

Find Deal

Wed, Oct 8 - Wed, Oct 29

6:15 pm - 11:54 pmLSE-STL

5h 39m1 stop

6:00 am - 10:24 amSTL-LSE

4h 24m1 stop

$494American Airlines

Find Deal

Wed, Oct 8 - Fri, Oct 31

American Airlines flights from La Crosse to Illinois

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

American Airlines

Oct 6

LSE6:00 amLa Crosse

1h 24m

ORD7:24 amChicago O'Hare Intl

Oct 13

ORD10:07 pmChicago O'Hare Intl

1h 19m

LSE11:26 pmLa Crosse

$367

Find similar

American Airlines

Oct 8

LSE6:00 amLa Crosse

3h 27m

1 stop

PIA9:27 amGreater Peoria

Oct 15

PIA8:10 pmGreater Peoria

3h 16m

1 stop

LSE11:26 pmLa Crosse

$380

Find similar

American Airlines

Sep 23

LSE9:50 amLa Crosse

1h 16m

ORD11:06 amChicago O'Hare Intl

Sep 27

ORD8:43 pmChicago O'Hare Intl

1h 21m

LSE10:04 pmLa Crosse

$405

Find similar

Fly from

Fly to

Route

Depart

Return

Price

La CrosseChicago

LSE - ORD

LSEORD

La Crosse

Mon 10/6

6:00 am-7:24 am

Nonstop1h 24m

Chicago O'Hare Intl

Mon 10/13

10:07 pm-11:26 pm

Nonstop1h 19m

$367

La CrossePeoria

LSE - PIA

LSEPIA

La Crosse

Wed 10/8

6:00 am-9:27 am

1 stop3h 27m

Greater Peoria

Wed 10/15

8:10 pm-11:26 pm

1 stop3h 16m

$380

La CrosseChicago

LSE - ORD

LSEORD

La Crosse

Tue 9/23

9:50 am-11:06 am

Nonstop1h 16m

Chicago O'Hare Intl

Sat 9/27

8:43 pm-10:04 pm

Nonstop1h 21m

$405

La CrosseSpringfield

LSE - SPI

LSESPI

La Crosse

Wed 12/10

4:00 pm-8:09 pm

1 stop4h 09m

Springfield Capital

Sat 12/13

6:00 am-9:19 am

1 stop3h 19m

$440

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Wed 10/8

6:15 pm-11:54 pm

1 stop5h 39m

Lambert-St Louis

Mon 11/3

7:58 pm-11:49 pm

1 stop3h 51m

$468

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Wed 10/8

10:54 am-6:36 pm

2 stops7h 42m

Lambert-St Louis

Sat 11/1

2:06 pm-5:45 pm

1 stop3h 39m

$474

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Thu 10/9

10:54 am-4:04 pm

1 stop5h 10m

Lambert-St Louis

Wed 10/29

9:43 am-5:58 pm

2 stops8h 15m

$476

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Wed 10/8

10:54 am-10:34 pm

2 stops11h 40m

Lambert-St Louis

Thu 10/30

6:25 am-5:45 pm

2 stops11h 20m

$479

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Wed 10/8

10:54 am-6:36 pm

2 stops7h 42m

Lambert-St Louis

Wed 10/29

9:43 am-5:58 pm

2 stops8h 15m

$481

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Wed 10/8

6:15 pm-11:54 pm

1 stop5h 39m

Lambert-St Louis

Fri 10/31

6:00 am-10:24 am

1 stop4h 24m

$494

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 Saturday when prices can be found for as low as $516. Flights from La Crosse to Illinois on a Monday will generally be more expensive and average around $893. 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 morning. Flights from La Crosse to Illinois during this time can be as low as $601. Flights in the afternoon are often more expensive with an average ticket price of $681.

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	$358
Fastest flight time	1h 16m
Direct flights	Mon, Tue, Wed and Thu
Airports in Illinois	1 airport

The best one-way flight to Illinois from La Crosse in the past 72 hours is $358. The best round-trip flight deal from La Crosse to Illinois found on momondo in the last 72 hours is $497.

The fastest flight from La Crosse to Illinois takes 1h 16m

Direct flights go from La Crosse to Illinois on Monday, Tuesday, Wednesday and Thursday. There are no airlines offering direct flights.

There is 1 airport near Illinois: Chicago O'Hare Intl (ORD)

Search flight deals

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 September 2025.
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 Airbus A330-200, making up 28.57% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet with 25.00%, Embraer 170 with 14.29%, and Embraer 175 (Enhanced Winglets) with 7.14%.

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 $322	Free Cancellation	Rating 7.2 10,000 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.

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Popular cities in Illinois

Flights to New Yorkfrom $48

Flights to Los Angelesfrom $50

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Flights to Chicagofrom $49

Flights to Orlandofrom $57

Flights to Las Vegasfrom $48

Flights to San Franciscofrom $57

Flights to Washington, D.C.from $54

Flights to Bostonfrom $60

Flights to Atlantafrom $50

Flights to Dallasfrom $63

Flights to Seattlefrom $78

Cheap flights from La Crosse to Illinois from $345

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from La Crosse to Illinois departing on 11/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from La Crosse to Illinois

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

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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

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

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 morning. Flights from La Crosse to Illinois during this time can be as low as $601. Flights in the afternoon are often more expensive with an average ticket price of $681.

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.

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

American Airlines is the most popular carrier operating from La Crosse to Illinois

What airlines fly to Illinois?

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

As of September 2025, 4 flights take off from La Crosse and land in Illinois each day. The most common flight departure time for this route is 10:00AM, with 66% of daily flights taking off at noon.

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

The number of flights available between La Crosse and Illinois is 31 per week as of September 2025. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.

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

Fastest flight time

Direct flights

Airports in Illinois

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

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

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

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

What is the most popular plane model from La Crosse to Illinois?

Best airlines flying from La Crosse to Illinois

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

Why use momondo?

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

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

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

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

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo