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Cheap flights from Illinois to La Crosse from $347

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to La Crosse departing on 12/30. 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
0 bags

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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
6:11 pm - 7:36 pmORD-LSE
1h 25mnonstop
American Airlines Logo
8:06 pm - 9:30 pmLSE-ORD
1h 24mnonstop
$347American Airlines
Find Deal
Tue, Dec 30 - Thu, Jan 1
American Airlines Logo
8:04 am - 9:19 amORD-LSE
1h 15mnonstop
American Airlines Logo
6:10 pm - 7:49 pmLSE-ORD
1h 39mnonstop
$349American Airlines
Find Deal
Sat, Dec 13 - Sun, Dec 14
American Airlines Logo
8:00 am - 9:20 amORD-LSE
1h 20mnonstop
American Airlines Logo
9:50 am - 11:11 amLSE-ORD
1h 21mnonstop
$435American Airlines
Find Deal
Sat, Nov 22 - Tue, Nov 25
American Airlines Logo
9:40 am - 10:58 amORD-LSE
1h 18mnonstop
American Airlines Logo
1:03 pm - 2:20 pmLSE-ORD
1h 17mnonstop
$437American Airlines
Find Deal
Sat, Mar 14 - Mon, Mar 16
American Airlines Logo
4:20 pm - 5:38 pmORD-LSE
1h 18mnonstop
American Airlines Logo
9:54 am - 11:21 amLSE-ORD
1h 27mnonstop
$451American Airlines
Find Deal
Sun, Dec 7 - Sun, Dec 14
American Airlines Logo
4:27 pm - 5:43 pmORD-LSE
1h 16mnonstop
American Airlines Logo
6:00 am - 7:30 amLSE-ORD
1h 30mnonstop
$475American Airlines
Find Deal
Sun, Nov 23 - Thu, Nov 27
American Airlines Logo
9:00 pm - 10:16 pmORD-LSE
1h 16mnonstop
American Airlines Logo
11:37 am - 1:03 pmLSE-ORD
1h 26mnonstop
$807American Airlines
Find Deal
Mon, Jan 12 - Thu, Jan 15

American Airlines flights from Illinois to La Crosse

Our best American Airlines deals on Illinois to La Crosse flight tickets
American Airlines
Dec 30
ORD6:11 pmChicago O'Hare Intl
1h 25m
LSE7:36 pmLa Crosse
Jan 1
LSE8:06 pmLa Crosse
1h 24m
ORD9:30 pmChicago O'Hare Intl
$347
Find similar
American Airlines
Dec 13
ORD8:04 amChicago O'Hare Intl
1h 15m
LSE9:19 amLa Crosse
Dec 14
LSE6:10 pmLa Crosse
1h 39m
ORD7:49 pmChicago O'Hare Intl
$349
Find similar
American Airlines
Nov 22
ORD8:00 amChicago O'Hare Intl
1h 20m
LSE9:20 amLa Crosse
Nov 25
LSE9:50 amLa Crosse
1h 21m
ORD11:11 amChicago O'Hare Intl
$435
Find similar

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 November 10, 2025.
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

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Tue 12/30

6:11 pm-7:36 pm

Nonstop1h 25m

La Crosse

Thu 1/1

8:06 pm-9:30 pm

Nonstop1h 24m

$347

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Sat 12/13

8:04 am-9:19 am

Nonstop1h 15m

La Crosse

Sun 12/14

6:10 pm-7:49 pm

Nonstop1h 39m

$349

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Sat 11/22

8:00 am-9:20 am

Nonstop1h 20m

La Crosse

Tue 11/25

9:50 am-11:11 am

Nonstop1h 21m

$435

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Sat 3/14

9:40 am-10:58 am

Nonstop1h 18m

La Crosse

Mon 3/16

1:03 pm-2:20 pm

Nonstop1h 17m

$437

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Sun 12/7

4:20 pm-5:38 pm

Nonstop1h 18m

La Crosse

Sun 12/14

9:54 am-11:21 am

Nonstop1h 27m

$451

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Sun 11/23

4:27 pm-5:43 pm

Nonstop1h 16m

La Crosse

Thu 11/27

6:00 am-7:30 am

Nonstop1h 30m

$475

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Mon 1/12

9:00 pm-10:16 pm

Nonstop1h 16m

La Crosse

Thu 1/15

11:37 am-1:03 pm

Nonstop1h 26m

$807

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Tue 1/6

9:00 pm-10:16 pm

Nonstop1h 16m

$360

ChicagoLa Crosse

ORD - LSE

ORDLSE

Chicago O'Hare Intl

Mon 12/8

4:22 pm-5:40 pm

Nonstop1h 18m

$404

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 Saturday when prices can be found for as low as $405. The most expensive day to fly to La Crosse is Tuesday, with ticket prices averaging around $437.

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 $393. 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 evening is when there is more demand to fly to La Crosse, so prices are often more expensive at around $728 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 is only 1 cabin class 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 15m

Direct flights

Mon, Tue, Wed and Sun

Airports in La Crosse

1 airport
The fastest flight from Illinois to La Crosse takes 1h 15m
Direct flights go from Illinois to La Crosse on Monday, Tuesday, Wednesday and Sunday. There are no airlines offering direct flights.
There is 1 airport near La Crosse: La Crosse (LSE)
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  • 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 many operators does momondo search for flights from Illinois to La Crosse Airport?

  • 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?

Best airlines flying from Illinois to La Crosse

Compare and see reviews for airlines that fly from Illinois to La Crosse with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $297Free CancellationRating
7.2
11,045 reviews
Search American Airlines flights

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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