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Cheap flights from Illinois to La Crosse from $228

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to La Crosse departing on 8/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Illinois to La Crosse

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
3:48 pm - 5:11 pm
ORD
-
LSE
1h 23mnonstop
American Airlines Logo
3:14 pm - 4:42 pm
LSE
-
ORD
1h 28mnonstop
$381American Airlines
Sat, Aug 1 - Sat, Aug 8
American Airlines Logo
4:00 pm - 5:23 pm
ORD
-
LSE
1h 23mnonstop
American Airlines Logo
5:20 pm - 6:53 pm
LSE
-
ORD
1h 33mnonstop
$403American Airlines
Wed, Jul 29 - Wed, Aug 5
American Airlines Logo
3:59 pm - 5:22 pm
ORD
-
LSE
1h 23mnonstop
American Airlines Logo
5:20 pm - 6:53 pm
LSE
-
ORD
1h 33mnonstop
$406American Airlines
Fri, Jul 31 - Wed, Aug 5
American Airlines Logo
10:05 am - 11:31 am
ORD
-
LSE
1h 26mnonstop
American Airlines Logo
5:53 pm - 7:29 pm
LSE
-
ORD
1h 36mnonstop
$408American Airlines
Sat, Aug 1 - Sun, Aug 2
Multiple Airlines Logo
9:57 pm - 7:14 pm
ORD
-
LSE
21h 17m
2 stops
Multiple Airlines Logo
11:11 am - 11:10 pm
LSE
-
ORD
11h 59m
1 stop
$419Multiple Airlines
Thu, Jul 30 - Thu, Aug 6
American Airlines Logo
10:05 am - 11:31 am
ORD
-
LSE
1h 26mnonstop
American Airlines Logo
12:01 pm - 1:20 pm
LSE
-
ORD
1h 19mnonstop
$425American Airlines
Wed, Jul 15 - Sat, Jul 18
American Airlines Logo
11:00 pm - 12:22 am
ORD
-
LSE
1h 22mnonstop
American Airlines Logo
5:26 pm - 6:59 pm
LSE
-
ORD
1h 33mnonstop
$431American Airlines
Fri, Aug 14 - Sun, Aug 16
American Airlines Logo
11:00 pm - 12:22 am
ORD
-
LSE
1h 22mnonstop
American Airlines Logo
12:24 pm - 1:44 pm
LSE
-
ORD
1h 20mnonstop
$451American Airlines
Wed, Aug 5 - Sat, Aug 15
American Airlines Logo
4:00 pm - 5:23 pm
ORD
-
LSE
1h 23mnonstop
American Airlines Logo
5:53 pm - 7:29 pm
LSE
-
ORD
1h 36mnonstop
$456American Airlines
Mon, Jul 27 - Mon, Aug 3
American Airlines Logo
11:00 pm - 12:22 am
ORD
-
LSE
1h 22mnonstop
American Airlines Logo
12:01 pm - 1:25 pm
LSE
-
ORD
1h 24mnonstop
$476American Airlines
Wed, Aug 5 - Fri, Aug 14

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American Airlines flights from Illinois to La Crosse

Our best American Airlines deals on Illinois to La Crosse flight tickets
American Airlines
Jul 4
ORD10:05 amChicago O'Hare Intl
1h 26m
LSE11:31 amLa Crosse
Jul 4
LSE6:49 pmLa Crosse
1h 41m
ORD8:30 pmChicago O'Hare Intl
$381
American Airlines
Jul 29
ORD4:00 pmChicago O'Hare Intl
1h 23m
LSE5:23 pmLa Crosse
Aug 5
LSE5:20 pmLa Crosse
1h 33m
ORD6:53 pmChicago O'Hare Intl
$403
American Airlines
Jul 31
ORD3:59 pmChicago O'Hare Intl
1h 23m
LSE5:22 pmLa Crosse
Aug 5
LSE5:20 pmLa Crosse
1h 33m
ORD6:53 pmChicago O'Hare Intl
$406

momondo 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, momondo users made 832,500 searches. Data last updated July 3, 2026.
Use the filters below to find and compare flights from Illinois to La Crosse that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Sat 8/1

3:48 pm-5:11 pm

Nonstop1h 23m

La Crosse

Sat 8/8

3:14 pm-4:42 pm

Nonstop1h 28m

$381

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Wed 7/29

4:00 pm-5:23 pm

Nonstop1h 23m

La Crosse

Wed 8/5

5:20 pm-6:53 pm

Nonstop1h 33m

$403

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Fri 7/31

3:59 pm-5:22 pm

Nonstop1h 23m

La Crosse

Wed 8/5

5:20 pm-6:53 pm

Nonstop1h 33m

$406

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Sat 8/1

10:05 am-11:31 am

Nonstop1h 26m

La Crosse

Sun 8/2

5:53 pm-7:29 pm

Nonstop1h 36m

$408

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Thu 7/30

9:57 pm-7:14 pm

2 stops21h 17m

La Crosse

Thu 8/6

11:11 am-11:10 pm

1 stop11h 59m

$419

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Wed 7/15

10:05 am-11:31 am

Nonstop1h 26m

La Crosse

Sat 7/18

12:01 pm-1:20 pm

Nonstop1h 19m

$425

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Fri 8/14

11:00 pm-12:22 am

Nonstop1h 22m

La Crosse

Sun 8/16

5:26 pm-6:59 pm

Nonstop1h 33m

$431
Quickest round-trip

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Wed 8/5

11:00 pm-12:22 am

Nonstop1h 22m

La Crosse

Sat 8/15

12:24 pm-1:44 pm

Nonstop1h 20m

$451

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Mon 7/27

4:00 pm-5:23 pm

Nonstop1h 23m

La Crosse

Mon 8/3

5:53 pm-7:29 pm

Nonstop1h 36m

$456

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Wed 8/5

11:00 pm-12:22 am

Nonstop1h 22m

La Crosse

Fri 8/14

12:01 pm-1:25 pm

Nonstop1h 24m

$476

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to La Crosse from

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

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 La Crosse?

The cheapest day to depart from Illinois to La Crosse is on a Friday when prices can be found for as low as $384. The most expensive day to fly to La Crosse is Thursday, with ticket prices averaging around $430.

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

According to our data, the cheapest time of day to fly to La Crosse is in the morning. momondo users have found flights departing from Illinois to La Crosse in the morning for as low as $405. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to La Crosse, so prices are often more expensive at around $430 per ticket.

What is the cheapest Illinois to La Crosse flight route?

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

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

There are 2 cabin classes available to choose from on Illinois to La Crosse flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Illinois to La Crosse flight deals and tips

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

Fastest flight time

1h 23m

Direct flights

Every day

Airports in La Crosse

1 airport
The fastest flight from Illinois to La Crosse takes 1h 23m
Direct flights go from Illinois to La Crosse every day.
There is 1 airport in La Crosse. From Illinois there are direct flights to La Crosse (LSE).
Search flight deals

Frequently asked questions about flying from Illinois to La Crosse

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

    Prices for flights from Illinois to La Crosse Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to La Crosse Airport.

  • What documentation or ID do you need to fly to La Crosse Airport?

    The required travel and health documents for your La Crosse Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at La Crosse Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Traveling to a place near La Crosse?

Book flights to La Crosse if you plan to visit one of these locations
Onalaska
Winona
Decorah
Harpers Ferry
Lansing

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Illinois to La Crosse. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Illinois to La Crosse flights to just show those with flexible booking policies.

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

Once you have performed a search for Illinois to La Crosse flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to La Crosse from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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