Air Miles Calculator

Distance between Sheridan, WY (SHR) and Helena, MT (HLN)

Distance from Sheridan to Helena (Helena Regional Airport – Sheridan County Airport) is 273 miles / 440 kilometers / 238 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 273.328 miles
  • 439.879 kilometers
  • 237.516 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 272.748 miles
  • 438.945 kilometers
  • 237.011 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from Sheridan County Airport (SHR) to Helena Regional Airport (HLN) is 1 hour 1 minutes.

Time difference and current local times

There is no time difference between Sheridan and Helena.

Time Difference

Sheridan
Helena

Sheridan, WY

 MDT

Helena, MT

 MDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 63 kg (140 pounds).

Airport information


A Sheridan County Airport
City: Sheridan, WY
Country: United States Flag of United States
IATA Code: SHR
ICAO Code: KSHR
Coordinates: 44°46′9″N, 106°58′48″W

B 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

Map

Sheridan to Helena flight map.

Frequent Flyer Miles Calculator

Sheridan (SHR) → Helena (HLN).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
273
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
273

Round trip?