How far is International Falls, MN, from Pierre, SD?
The distance between Pierre (Pierre Regional Airport) and International Falls (Falls International Airport) is 437 miles / 704 kilometers / 380 nautical miles.
The driving distance from Pierre (PIR) to International Falls (INL) is 592 miles / 953 kilometers, and travel time by car is about 12 hours 22 minutes.
Pierre Regional Airport – Falls International Airport
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Distance from Pierre to International Falls
There are several ways to calculate the distance from Pierre to International Falls. Here are two standard methods:
Vincenty's formula (applied above)- 437.157 miles
- 703.536 kilometers
- 379.879 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- 436.509 miles
- 702.493 kilometers
- 379.316 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 Pierre to International Falls?
The estimated flight time from Pierre Regional Airport to Falls International Airport is 1 hour and 19 minutes.
What is the time difference between Pierre and International Falls?
There is no time difference between Pierre and International Falls.
Flight carbon footprint between Pierre Regional Airport (PIR) and Falls International Airport (INL)
On average, flying from Pierre to International Falls generates about 89 kg of CO2 per passenger, and 89 kilograms equals 197 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Pierre to International Falls
See the map of the shortest flight path between Pierre Regional Airport (PIR) and Falls International Airport (INL).
Airport information
| Origin | Pierre Regional Airport |
|---|---|
| City: | Pierre, SD |
| Country: | United States  |
| IATA Code: | PIR |
| ICAO Code: | KPIR |
| Coordinates: | 44°22′57″N, 100°17′9″W |
| Destination | Falls International Airport |
|---|---|
| City: | International Falls, MN |
| Country: | United States |
| IATA Code: | INL |
| ICAO Code: | KINL |
| Coordinates: | 48°33′58″N, 93°24′11″W |