How far is Helena, MT, from Chennai?
The distance between Chennai (Chennai International Airport) and Helena (Helena Regional Airport) is 8260 miles / 13294 kilometers / 7178 nautical miles.
Chennai International Airport – Helena Regional Airport
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Distance from Chennai to Helena
There are several ways to calculate the distance from Chennai to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 8260.281 miles
- 13293.634 kilometers
- 7177.988 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- 8250.560 miles
- 13277.990 kilometers
- 7169.541 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 Chennai to Helena?
The estimated flight time from Chennai International Airport to Helena Regional Airport is 16 hours and 8 minutes.
What is the time difference between Chennai and Helena?
Flight carbon footprint between Chennai International Airport (MAA) and Helena Regional Airport (HLN)
On average, flying from Chennai to Helena generates about 1 037 kg of CO2 per passenger, and 1 037 kilograms equals 2 285 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path from Chennai to Helena
See the map of the shortest flight path between Chennai International Airport (MAA) and Helena Regional Airport (HLN).
Airport information
| Origin | Chennai International Airport |
|---|---|
| City: | Chennai |
| Country: | India  |
| IATA Code: | MAA |
| ICAO Code: | VOMM |
| Coordinates: | 12°59′24″N, 80°10′9″E |
| 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 |