How far is Texarkana, AR, from Great Falls, MT?
The distance between Great Falls (Great Falls International Airport) and Texarkana (Texarkana Regional Airport) is 1327 miles / 2135 kilometers / 1153 nautical miles.
The driving distance from Great Falls (GTF) to Texarkana (TXK) is 1735 miles / 2793 kilometers, and travel time by car is about 31 hours 35 minutes.
Great Falls International Airport – Texarkana Regional Airport
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Distance from Great Falls to Texarkana
There are several ways to calculate the distance from Great Falls to Texarkana. Here are two standard methods:
Vincenty's formula (applied above)- 1326.513 miles
- 2134.816 kilometers
- 1152.708 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- 1325.913 miles
- 2133.850 kilometers
- 1152.187 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 Great Falls to Texarkana?
The estimated flight time from Great Falls International Airport to Texarkana Regional Airport is 3 hours and 0 minutes.
What is the time difference between Great Falls and Texarkana?
Flight carbon footprint between Great Falls International Airport (GTF) and Texarkana Regional Airport (TXK)
On average, flying from Great Falls to Texarkana generates about 169 kg of CO2 per passenger, and 169 kilograms equals 372 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Great Falls to Texarkana
See the map of the shortest flight path between Great Falls International Airport (GTF) and Texarkana Regional Airport (TXK).
Airport information
| Origin | 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 |
| Destination | Texarkana Regional Airport |
|---|---|
| City: | Texarkana, AR |
| Country: | United States |
| IATA Code: | TXK |
| ICAO Code: | KTXK |
| Coordinates: | 33°27′13″N, 93°59′27″W |