Flights from La Crosse to Idaho Falls Starting at £829

We've found these cheap flights for you. You can book one-way or return flight tickets.

Round-trip
One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Find the best time to fly from La Crosse to Idaho Falls

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Cheapest flights

From price

9 16
16 23
23 30
Apr

30 6
6 13
13 20
20 27
May

27 4
4 11
11 18
18 25
Jun

25 1

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

FAQ

When are flight tickets from La Crosse (LSE) to Idaho Falls (IDA) the cheapest?

Airlines adjust prices for flights from La Crosse to Idaho Falls based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from La Crosse (LSE) to Idaho Falls (IDA) cost?

According to Trip.com's data, the lowest price is around £666.
What is the transportation method from the main airport to downtown in Idaho Falls?
- The distance from Idaho Falls Regional Airport to downtown is about 3km, by taxi about 20 minutes.
How many airports in Idaho Falls (IDA)?

There are 1 airport(s) in Idaho Falls (IDA): Idaho Falls Regional Airport.

How to find a cheap flight from La Crosse to Idaho Falls

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from La Crosse to Idaho Falls. Book your flights at the right time and save more.

Be flexible with your travel dates to get the cheapest flight from La Crosse to Idaho Falls.

Tap "Date" on the flight search bar to browse the calendar for La Crosse to Idaho Falls airfare over the next 6 months in 2025.

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Book early or wait until the last minute.

It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.

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