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$727+ Cheap flights from La Crosse (LSE) to Idaho

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
LSE — BOI
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Cheap flight deals from La Crosse to Idaho

Keep the following information in mind while searching for La Crosse to Idaho flight deals. Data was last updated June 18, 2025.

Round-trip from

$727
(American Airlines)
From La Crosse to Idaho
Search Deals

Find flight deals from La Crosse to Idaho

Cheapest flights from La Crosse to Idaho
Explore the most affordable flight options available from La Crosse to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/310:13 amLSE - IDA
1 stop26h 56mAmerican Airlines
Wed 10/812:46 pmIDA - LSE
1 stop26h 21mAmerican Airlines
Deal found 6/16$727
This American Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/26:00 amLSE - GEG
1 stop9h 11mAmerican Airlines
Sun 7/611:59 pmGEG - LSE
2 stops9h 00mAmerican Airlines
Deal found 6/17$746

Cheapflights Fare Finder

Customize your flight search to find flights from La Crosse to Idaho 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, Cheapflights users made 2,558,603 searches. Data last updated June 18, 2025.
Use the filters below to find and compare flights from La Crosse to Idaho that are best for you.

Fly from

La Crosse

Fly to

Idaho

Route

Depart

Return

Price

La CrosseIdaho Falls

LSE - IDA

LSEIDA

La Crosse

Fri 10/3

10:13 am-12:09 pm

1 stop26h 56m

Idaho Falls Fanning Field

Wed 10/8

12:46 pm-4:07 pm

1 stop26h 21m

$727

La CrosseSpokane

LSE - GEG

LSEGEG

La Crosse

Wed 7/2

6:00 am-1:11 pm

1 stop9h 11m

Spokane

Sun 7/6

11:59 pm-10:59 am

2 stops9h 00m

$746

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Best time to book a flight from La Crosse to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from La Crosse with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from La Crosse to Idaho

Rainfall in Idaho by month

Plan your trip to Idaho by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

Plan your trip to Idaho by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated June 18, 2025.
American Airlines
7.2
Good
10,000 reviews

Overall

7.2

Crew

8.0

Comfort

7.2

Entertainment

6.9

Food

6.5

Boarding

7.5

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Overall

7.2

Crew

8.0

Comfort

7.2

Entertainment

6.9

Food

6.5

Boarding

7.5

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break

Related info for your journey

Find useful and relevant information for your journey from La Crosse to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from La Crosse to Idaho?

    If you book a flight to Idaho from La Crosse, you will be flying from La Crosse, which is the city’s only airport. La Crosse (LSE) is located 5.4 mi from the center of La Crosse.

  • Can I find deals for flights from La Crosse to Idaho that include hotel bookings?

    Yes. In addition to deals on La Crosse to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from La Crosse to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from La Crosse to Idaho.

  • Can I find deals for business class flights from La Crosse to Idaho?

    Yes. Cheapflights offers flight deals from La Crosse to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from La Crosse to Idaho?

    Currently, October is the cheapest month in which you can book a flight from La Crosse to Idaho (average of $314). Flying from La Crosse to Idaho in June is currently the most expensive (average of $396). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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