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How far is Fort Smith from Pierre, SD?

The distance between Pierre (Pierre Regional Airport) and Fort Smith (Fort Smith Airport) is 1185 miles / 1908 kilometers / 1030 nautical miles.

The driving distance from Pierre (PIR) to Fort Smith (YSM) is 1525 miles / 2455 kilometers, and travel time by car is about 35 hours 7 minutes.

Pierre Regional Airport – Fort Smith Airport

Distance arrow
1185
Miles
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1908
Kilometers
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1030
Nautical miles

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Distance from Pierre to Fort Smith

There are several ways to calculate the distance from Pierre to Fort Smith. Here are two standard methods:

Vincenty's formula (applied above)
  • 1185.437 miles
  • 1907.776 kilometers
  • 1030.116 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
  • 1184.145 miles
  • 1905.696 kilometers
  • 1028.993 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 Fort Smith?

The estimated flight time from Pierre Regional Airport to Fort Smith Airport is 2 hours and 44 minutes.

Flight carbon footprint between Pierre Regional Airport (PIR) and Fort Smith Airport (YSM)

On average, flying from Pierre to Fort Smith generates about 161 kg of CO2 per passenger, and 161 kilograms equals 355 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 Fort Smith

See the map of the shortest flight path between Pierre Regional Airport (PIR) and Fort Smith Airport (YSM).

Airport information

Origin Pierre Regional Airport
City: Pierre, SD
Country: United States Flag of United States
IATA Code: PIR
ICAO Code: KPIR
Coordinates: 44°22′57″N, 100°17′9″W
Destination Fort Smith Airport
City: Fort Smith
Country: Canada Flag of Canada
IATA Code: YSM
ICAO Code: CYSM
Coordinates: 60°1′13″N, 111°57′43″W