How far is Great Falls, MT, from Peoria, IL?
The distance between Peoria (General Wayne A. Downing Peoria International Airport) and Great Falls (Great Falls International Airport) is 1172 miles / 1886 kilometers / 1019 nautical miles.
The driving distance from Peoria (PIA) to Great Falls (GTF) is 1428 miles / 2298 kilometers, and travel time by car is about 26 hours 8 minutes.
General Wayne A. Downing Peoria International Airport – Great Falls International Airport
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Distance from Peoria to Great Falls
There are several ways to calculate the distance from Peoria to Great Falls. Here are two standard methods:
Vincenty's formula (applied above)- 1172.139 miles
- 1886.375 kilometers
- 1018.561 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- 1169.592 miles
- 1882.276 kilometers
- 1016.347 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 Peoria to Great Falls?
The estimated flight time from General Wayne A. Downing Peoria International Airport to Great Falls International Airport is 2 hours and 43 minutes.
What is the time difference between Peoria and Great Falls?
The time difference between Peoria and Great Falls is 1 hour. Great Falls is 1 hour behind Peoria.
Flight carbon footprint between General Wayne A. Downing Peoria International Airport (PIA) and Great Falls International Airport (GTF)
On average, flying from Peoria to Great Falls generates about 160 kg of CO2 per passenger, and 160 kilograms equals 353 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Peoria to Great Falls
See the map of the shortest flight path between General Wayne A. Downing Peoria International Airport (PIA) and Great Falls International Airport (GTF).
Airport information
| Origin | General Wayne A. Downing Peoria International Airport |
|---|---|
| City: | Peoria, IL |
| Country: | United States  |
| IATA Code: | PIA |
| ICAO Code: | KPIA |
| Coordinates: | 40°39′51″N, 89°41′35″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 |