How far is Helena, MT, from Chetumal?
The distance between Chetumal (Chetumal International Airport) and Helena (Helena Regional Airport) is 2358 miles / 3796 kilometers / 2049 nautical miles.
The driving distance from Chetumal (CTM) to Helena (HLN) is 3191 miles / 5135 kilometers, and travel time by car is about 61 hours 5 minutes.
Chetumal International Airport – Helena Regional Airport
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Distance from Chetumal to Helena
There are several ways to calculate the distance from Chetumal to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 2358.432 miles
- 3795.528 kilometers
- 2049.421 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 2360.989 miles
- 3799.643 kilometers
- 2051.643 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
How long does it take to fly from Chetumal to Helena?
The estimated flight time from Chetumal International Airport to Helena Regional Airport is 4 hours and 57 minutes.
What is the time difference between Chetumal and Helena?
The time difference between Chetumal and Helena is 2 hours. Helena is 2 hours behind Chetumal.
Flight carbon footprint between Chetumal International Airport (CTM) and Helena Regional Airport (HLN)
On average, flying from Chetumal to Helena generates about 259 kg of CO2 per passenger, and 259 kilograms equals 570 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Chetumal to Helena
See the map of the shortest flight path between Chetumal International Airport (CTM) and Helena Regional Airport (HLN).
Airport information
| Origin | Chetumal International Airport |
|---|---|
| City: | Chetumal |
| Country: | Mexico  |
| IATA Code: | CTM |
| ICAO Code: | MMCM |
| Coordinates: | 18°30′16″N, 88°19′36″W |
| Destination | Helena Regional Airport |
|---|---|
| City: | Helena, MT |
| Country: | United States  |
| IATA Code: | HLN |
| ICAO Code: | KHLN |
| Coordinates: | 46°36′24″N, 111°58′58″W |