How far is Helena, MT, from St. Paul Island, AK?
The distance between St. Paul Island (St. Paul Island Airport) and Helena (Helena Regional Airport) is 2511 miles / 4041 kilometers / 2182 nautical miles.
St. Paul Island Airport – Helena Regional Airport
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Distance from St. Paul Island to Helena
There are several ways to calculate the distance from St. Paul Island to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 2510.748 miles
- 4040.657 kilometers
- 2181.780 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- 2503.325 miles
- 4028.710 kilometers
- 2175.330 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 St. Paul Island to Helena?
The estimated flight time from St. Paul Island Airport to Helena Regional Airport is 5 hours and 15 minutes.
What is the time difference between St. Paul Island and Helena?
Flight carbon footprint between St. Paul Island Airport (SNP) and Helena Regional Airport (HLN)
On average, flying from St. Paul Island to Helena generates about 276 kg of CO2 per passenger, and 276 kilograms equals 609 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path from St. Paul Island to Helena
See the map of the shortest flight path between St. Paul Island Airport (SNP) and Helena Regional Airport (HLN).
Airport information
| Origin | St. Paul Island Airport |
|---|---|
| City: | St. Paul Island, AK |
| Country: | United States  |
| IATA Code: | SNP |
| ICAO Code: | PASN |
| Coordinates: | 57°9′58″N, 170°13′21″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 |