How far is Helena, MT, from New Haven, CT?
The distance between New Haven (Tweed New Haven Airport) and Helena (Helena Regional Airport) is 1964 miles / 3161 kilometers / 1707 nautical miles.
The driving distance from New Haven (HVN) to Helena (HLN) is 2333 miles / 3754 kilometers, and travel time by car is about 42 hours 35 minutes.
Tweed New Haven Airport – Helena Regional Airport
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Distance from New Haven to Helena
There are several ways to calculate the distance from New Haven to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 1964.226 miles
- 3161.115 kilometers
- 1706.866 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- 1959.114 miles
- 3152.889 kilometers
- 1702.424 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 New Haven to Helena?
The estimated flight time from Tweed New Haven Airport to Helena Regional Airport is 4 hours and 13 minutes.
What is the time difference between New Haven and Helena?
The time difference between New Haven and Helena is 2 hours. Helena is 2 hours behind New Haven.
Flight carbon footprint between Tweed New Haven Airport (HVN) and Helena Regional Airport (HLN)
On average, flying from New Haven to Helena generates about 214 kg of CO2 per passenger, and 214 kilograms equals 472 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from New Haven to Helena
See the map of the shortest flight path between Tweed New Haven Airport (HVN) and Helena Regional Airport (HLN).
Airport information
| Origin | Tweed New Haven Airport |
|---|---|
| City: | New Haven, CT |
| Country: | United States  |
| IATA Code: | HVN |
| ICAO Code: | KHVN |
| Coordinates: | 41°15′49″N, 72°53′12″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 |