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How far is Great Falls, MT, from Springfield, IL?

The distance between Springfield (Springfield Abraham Lincoln Capital Airport) and Great Falls (Great Falls International Airport) is 1203 miles / 1936 kilometers / 1045 nautical miles.

The driving distance from Springfield (SPI) to Great Falls (GTF) is 1500 miles / 2414 kilometers, and travel time by car is about 27 hours 25 minutes.

Springfield Abraham Lincoln Capital Airport – Great Falls International Airport

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1203
Miles
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1936
Kilometers
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1045
Nautical miles

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Distance from Springfield to Great Falls

There are several ways to calculate the distance from Springfield to Great Falls. Here are two standard methods:

Vincenty's formula (applied above)
  • 1202.838 miles
  • 1935.781 kilometers
  • 1045.238 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
  • 1200.394 miles
  • 1931.847 kilometers
  • 1043.114 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 Springfield to Great Falls?

The estimated flight time from Springfield Abraham Lincoln Capital Airport to Great Falls International Airport is 2 hours and 46 minutes.

Flight carbon footprint between Springfield Abraham Lincoln Capital Airport (SPI) and Great Falls International Airport (GTF)

On average, flying from Springfield to Great Falls generates about 162 kg of CO2 per passenger, and 162 kilograms equals 356 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Springfield to Great Falls

See the map of the shortest flight path between Springfield Abraham Lincoln Capital Airport (SPI) and Great Falls International Airport (GTF).

Airport information

Origin Springfield Abraham Lincoln Capital Airport
City: Springfield, IL
Country: United States Flag of United States
IATA Code: SPI
ICAO Code: KSPI
Coordinates: 39°50′38″N, 89°40′40″W
Destination Great Falls International Airport
City: Great Falls, MT
Country: United States Flag of United States
IATA Code: GTF
ICAO Code: KGTF
Coordinates: 47°28′55″N, 111°22′15″W