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Cheap flights from Idaho to La Crosse from $723

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to La Crosse departing on 6/4. 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 Idaho to La Crosse

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
3:12 pm - 4:52 pm
BOI
-
LSE
24h 40m
1 stop
American Airlines Logo
5:25 pm - 2:22 pm
LSE
-
BOI
21h 57m
1 stop
$723American Airlines
Thu, Jun 4 - Tue, Jun 9
American Airlines Logo
3:12 pm - 4:52 pm
BOI
-
LSE
24h 40m
1 stop
American Airlines Logo
5:25 pm - 2:22 pm
LSE
-
BOI
21h 57m
1 stop
$840American Airlines
Thu, Jun 4 - Tue, Jun 9
American Airlines Logo
3:12 pm - 12:19 am
BOI
-
LSE
8h 07m
1 stop
American Airlines Logo
6:00 am - 3:06 pm
LSE
-
BOI
10h 06m
2 stops
$864American Airlines
Thu, Jun 4 - Tue, Jun 9
American Airlines Logo
3:12 pm - 12:19 am
BOI
-
LSE
8h 07m
1 stop
American Airlines Logo
6:00 am - 2:22 pm
LSE
-
BOI
9h 22m
1 stop
$895American Airlines
Thu, Jun 4 - Tue, Jun 9
American Airlines Logo
3:12 pm - 4:52 pm
BOI
-
LSE
24h 40m
1 stop
American Airlines Logo
5:25 pm - 2:22 pm
LSE
-
BOI
21h 57m
1 stop
$897American Airlines
Thu, Jun 4 - Tue, Jun 9
American Airlines Logo
3:12 pm - 12:19 am
BOI
-
LSE
8h 07m
1 stop
American Airlines Logo
6:00 am - 3:06 pm
LSE
-
BOI
10h 06m
2 stops
$901American Airlines
Thu, Jun 4 - Tue, Jun 9
American Airlines Logo
3:12 pm - 12:19 am
BOI
-
LSE
8h 07m
1 stop
American Airlines Logo
6:00 am - 2:22 pm
LSE
-
BOI
9h 22m
1 stop
$940American Airlines
Thu, Jun 4 - Tue, Jun 9
American Airlines Logo
6:27 am - 12:19 am
BOI
-
LSE
16h 52m
2 stops
American Airlines Logo
11:52 am - 11:11 pm
LSE
-
BOI
12h 19m
2 stops
$1,105American Airlines
Thu, Jun 4 - Tue, Jun 9
American Airlines Logo
8:11 am - 12:19 am
BOI
-
LSE
15h 08m
2 stops
American Airlines Logo
6:00 am - 3:06 pm
LSE
-
BOI
10h 06m
2 stops
$1,114American Airlines
Thu, Jun 4 - Tue, Jun 9
American Airlines Logo
6:27 am - 12:19 am
BOI
-
LSE
16h 52m
2 stops
American Airlines Logo
6:00 am - 3:06 pm
LSE
-
BOI
10h 06m
2 stops
$1,124American Airlines
Thu, Jun 4 - Tue, Jun 9

American Airlines flights from Idaho to La Crosse

Our best American Airlines deals on Idaho to La Crosse flight tickets
American Airlines
Jun 4
BOI3:12 pmBoise Air Term. Gowen Fld
24h 40m
1 stop
LSE4:52 pmLa Crosse
Jun 9
LSE5:25 pmLa Crosse
21h 57m
1 stop
BOI2:22 pmBoise Air Term. Gowen Fld
$723
American Airlines
Jun 4
BOI3:12 pmBoise Air Term. Gowen Fld
24h 40m
1 stop
LSE4:52 pmLa Crosse
Jun 9
LSE5:25 pmLa Crosse
21h 57m
1 stop
BOI2:22 pmBoise Air Term. Gowen Fld
$840
American Airlines
Jun 4
BOI3:12 pmBoise Air Term. Gowen Fld
8h 07m
1 stop
LSE12:19 amLa Crosse
Jun 9
LSE6:00 amLa Crosse
10h 06m
2 stops
BOI3:06 pmBoise Air Term. Gowen Fld
$864

momondo Fare Finder

 
Customize your flight search to find flights from Idaho 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 May 15, 2026.
Use the filters below to find and compare flights from Idaho to La Crosse that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseLa Crosse

BOI - LSE

BOILSE

Boise Air Term. Gowen Fld

Thu 6/4

3:12 pm-4:52 pm

1 stop24h 40m

La Crosse

Tue 6/9

5:25 pm-2:22 pm

1 stop21h 57m

$723

BoiseLa Crosse

BOI - LSE

BOILSE

Boise Air Term. Gowen Fld

Thu 6/4

3:12 pm-4:52 pm

1 stop24h 40m

La Crosse

Tue 6/9

5:25 pm-2:22 pm

1 stop21h 57m

$840

BoiseLa Crosse

BOI - LSE

BOILSE

Boise Air Term. Gowen Fld

Thu 6/4

3:12 pm-12:19 am

1 stop8h 07m

La Crosse

Tue 6/9

6:00 am-3:06 pm

2 stops10h 06m

$864
Quickest round-trip

BoiseLa Crosse

BOI - LSE

BOILSE

Boise Air Term. Gowen Fld

Thu 6/4

3:12 pm-12:19 am

1 stop8h 07m

La Crosse

Tue 6/9

6:00 am-2:22 pm

1 stop9h 22m

$895

BoiseLa Crosse

BOI - LSE

BOILSE

Boise Air Term. Gowen Fld

Thu 6/4

3:12 pm-4:52 pm

1 stop24h 40m

La Crosse

Tue 6/9

5:25 pm-2:22 pm

1 stop21h 57m

$897

BoiseLa Crosse

BOI - LSE

BOILSE

Boise Air Term. Gowen Fld

Thu 6/4

3:12 pm-12:19 am

1 stop8h 07m

La Crosse

Tue 6/9

6:00 am-3:06 pm

2 stops10h 06m

$901

BoiseLa Crosse

BOI - LSE

BOILSE

Boise Air Term. Gowen Fld

Thu 6/4

3:12 pm-12:19 am

1 stop8h 07m

La Crosse

Tue 6/9

6:00 am-2:22 pm

1 stop9h 22m

$940

BoiseLa Crosse

BOI - LSE

BOILSE

Boise Air Term. Gowen Fld

Thu 6/4

6:27 am-12:19 am

2 stops16h 52m

La Crosse

Tue 6/9

11:52 am-11:11 pm

2 stops12h 19m

$1,105

BoiseLa Crosse

BOI - LSE

BOILSE

Boise Air Term. Gowen Fld

Thu 6/4

8:11 am-12:19 am

2 stops15h 08m

La Crosse

Tue 6/9

6:00 am-3:06 pm

2 stops10h 06m

$1,114

BoiseLa Crosse

BOI - LSE

BOILSE

Boise Air Term. Gowen Fld

Thu 6/4

6:27 am-12:19 am

2 stops16h 52m

La Crosse

Tue 6/9

6:00 am-3:06 pm

2 stops10h 06m

$1,124

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to La Crosse from

How to get the cheapest flight ticket from Idaho 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 airline that flies from Idaho to La Crosse?

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

Cheap Idaho to La Crosse flight deals and tips

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

Fastest flight time

8h 07m

Direct flights

None
The fastest flight from Idaho to La Crosse takes 8h 07m
There are no direct flights from Idaho to La Crosse. There are no popular flight routes from Idaho to La Crosse.
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Frequently asked questions about flying from Idaho to La Crosse

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

    Prices for flights from Idaho to La Crosse Airport refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho 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.

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 Idaho to La Crosse?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Idaho to La Crosse for you.

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

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

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

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 La Crosse from Idaho.

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

Yes momondo offers price alerts on flights to La Crosse from Idaho. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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