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How far is Bloomington, IL, from Helena, MT?

The distance between Helena (Helena Regional Airport) and Bloomington (Central Illinois Regional Airport) is 1228 miles / 1976 kilometers / 1067 nautical miles.

The driving distance from Helena (HLN) to Bloomington (BMI) is 1466 miles / 2360 kilometers, and travel time by car is about 26 hours 36 minutes.

Helena Regional Airport – Central Illinois Regional Airport

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1228
Miles
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1976
Kilometers
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1067
Nautical miles

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Distance from Helena to Bloomington

There are several ways to calculate the distance from Helena to Bloomington. Here are two standard methods:

Vincenty's formula (applied above)
  • 1227.846 miles
  • 1976.027 kilometers
  • 1066.969 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
  • 1225.043 miles
  • 1971.516 kilometers
  • 1064.534 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 Helena to Bloomington?

The estimated flight time from Helena Regional Airport to Central Illinois Regional Airport is 2 hours and 49 minutes.

Flight carbon footprint between Helena Regional Airport (HLN) and Central Illinois Regional Airport (BMI)

On average, flying from Helena to Bloomington generates about 163 kg of CO2 per passenger, and 163 kilograms equals 358 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Helena to Bloomington

See the map of the shortest flight path between Helena Regional Airport (HLN) and Central Illinois Regional Airport (BMI).

Airport information

Origin Helena Regional Airport
City: Helena, MT
Country: United States Flag of United States
IATA Code: HLN
ICAO Code: KHLN
Coordinates: 46°36′24″N, 111°58′58″W
Destination Central Illinois Regional Airport
City: Bloomington, IL
Country: United States Flag of United States
IATA Code: BMI
ICAO Code: KBMI
Coordinates: 40°28′37″N, 88°54′57″W