The cheapest times to fly from LSE to GTF are

  • January 1st to March 25th (except the weeks of February 5th, February 12th, February 26th, and March 5th)
  • April 16th to May 13th
  • July 30th to August 26th
  • September 17th to November 11th (except the week of October 15th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from LSE to GTF is late January. Prices can be as high as $739 for Sunday flights during mid December, or as low as $373 for Wednesday flights around late January.


When to Fly to Great Falls

Flying from La Crosse, WI (LSE) to Great Falls, MT (GTF) will usually cost between $405 to $614 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January with an average ticket price of $419. Due to high demand the most expensive time to fly is mid December, with an average price of $631. Planning your trip to low-cost times can easily save you $213 on economy flights and even more on first-class flights. Generally, any price below $468 can be considered a good price for a round-trip LSE to GTF flight.

See below for a graph of average weekly prices for the LSE to GTF route. All prices are for round-trip tickets in USD.

LSE to GTF Flight Prices

Compared to other flights, the LSE to GTF flight is much cheaper than the average and costs less than the average flight leaving from La Crosse. The average price per mile (for a direct flight) is $0.29, which is below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to GTF, and Tuesday the cheapest day to fly back into LSE. Sundays are the most expensive days to fly to Great Falls, and Fridays are the most expensive days to return to La Crosse. Selecting flights on the least expensive days could save you up to $70 (13%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $448. Return trip prices are from the GTF to LSE flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from LSE to GTF can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 2 hour 47 minutes may not be realistic.


Flight Questions Answered

Still have questions about flying from LSE to GTF? We’ve got answers.

Which airlines fly this route?

You can find 4 major airlines flying this route most often: Alaska, American, Delta, United, and potentially more during busy seasons.

How far away is it from Great Falls International Airport to La Crosse Regional Airport?

The distance between the two airports is roughly 999 miles or 1608 kilometers.

How long does it take to fly from LSE to GTF?

The real-world flight time for a nonstop LSE to GTF flight is about 2 hour 47 minutes.

How many flights go between La Crosse, WI and Great Falls, MT?

It depends on the day of the week and the date, but a typical day might have around 18 available flights from LSE to GTF.


Airport Location Info


Departing Airport

Origination code LSE
Origination airport name La Crosse Regional Airport
City La Crosse, WI
Country the United States
Latitude 43.9
Longitude -91.3

Return Airport

Destination code GTF
Destination airport name Great Falls International Airport
City Great Falls, MT
Country the United States
Latitude 47.5
Longitude -111.4


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.