How far is Great Falls, MT, from St. Paul Island, AK?
The distance between St. Paul Island (St. Paul Island Airport) and Great Falls (Great Falls International Airport) is 2496 miles / 4017 kilometers / 2169 nautical miles.
St. Paul Island Airport – Great Falls International Airport
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Distance from St. Paul Island to Great Falls
There are several ways to calculate the distance from St. Paul Island to Great Falls. Here are two standard methods:
Vincenty's formula (applied above)- 2495.976 miles
- 4016.883 kilometers
- 2168.943 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- 2488.440 miles
- 4004.756 kilometers
- 2162.395 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 Great Falls?
The estimated flight time from St. Paul Island Airport to Great Falls International Airport is 5 hours and 13 minutes.
What is the time difference between St. Paul Island and Great Falls?
Flight carbon footprint between St. Paul Island Airport (SNP) and Great Falls International Airport (GTF)
On average, flying from St. Paul Island to Great Falls generates about 275 kg of CO2 per passenger, and 275 kilograms equals 606 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 Great Falls
See the map of the shortest flight path between St. Paul Island Airport (SNP) and Great Falls International Airport (GTF).
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 | Great Falls International Airport |
|---|---|
| City: | Great Falls, MT |
| Country: | United States |
| IATA Code: | GTF |
| ICAO Code: | KGTF |
| Coordinates: | 47°28′55″N, 111°22′15″W |