The cheapest times to fly from HLN to CUN are

  • January 1st to March 4th (except the week of February 12th)
  • April 9th to May 6th
  • August 13th to November 18th (except the weeks of October 8th and November 5th)

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 HLN to CUN is mid January. Prices can be as high as $1734 for Sunday flights during mid to late November, or as low as $656 for Tuesday flights around mid January.


When to Fly to CancĂșn

Flying from Helena, MT (HLN) to Cancun (CUN) will usually cost between $695 to $1107 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid January with an average ticket price of $672. Due to high demand the most expensive time to fly is mid to late November, with an average price of $1167. Planning your trip to low-cost times can easily save you $495 on economy flights and even more on first-class flights. Generally, any price below $753 can be considered a good price for a round-trip HLN to CUN flight.

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

HLN to CUN Flight Prices

Compared to other flights, the HLN to CUN flight is cheaper than the average and costs less than the average flight leaving from Helena. The average price per mile (for a direct flight) is $0.21, which is below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $114 (14%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $731. Return trip prices are from the CUN to HLN 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 HLN to CUN can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 5 hour 3 minutes may not be realistic.


Flight Hacking HLN to CUN

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from HLN to CUN — but Champion Traveler does!

Hack #1: Houston, TX (HLN > IAH > CUN)

  • Price for both tickets: $719
  • Average savings: $35 (4.58%)

See HLN to IAH flights

Hack #2: Austin, TX (HLN > AUS > CUN)

  • Price for both tickets: $723
  • Average savings: $30 (3.98%)

See HLN to AUS flights

Hack #3: Los Angeles, CA (HLN > LAX > CUN)

  • Price for both tickets: $739
  • Average savings: $15 (1.93%)

See HLN to LAX flights


Flight Questions Answered

Still have questions about flying from HLN to CUN? We’ve got answers.

Which airlines fly this route?

You can find 5 major airlines flying this route most often: Alaska, American, Delta, United, Virgin Atlantic, and potentially more during busy seasons.

How far away is it from Cancun International Airport to Helena Regional Airport?

The distance between the two airports is roughly 2259 miles or 3635 kilometers.

How long does it take to fly from HLN to CUN?

The real-world flight time for a nonstop HLN to CUN flight is about 5 hour 3 minutes.

How many flights go between Helena, MT and Cancun?

It depends on the day of the week and the date, but a typical day might have around 56 available flights from HLN to CUN.


Airport Location Info


Departing Airport

Origination code HLN
Origination airport name Helena Regional Airport
City Helena, MT
Country the United States
Latitude 46.6
Longitude -112

Return Airport

Destination code CUN
Destination airport name Cancun International Airport
City Cancun
Country Mexico
Latitude 21
Longitude -86.9


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.