How far is Billings, MT, from Helena, MT?
The distance between Helena (Helena Regional Airport) and Billings (Billings Logan International Airport) is 174 miles / 280 kilometers / 151 nautical miles.
The driving distance from Helena (HLN) to Billings (BIL) is 242 miles / 389 kilometers, and travel time by car is about 4 hours 17 minutes.
Helena Regional Airport – Billings Logan International Airport
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Distance from Helena to Billings
There are several ways to calculate the distance from Helena to Billings. Here are two standard methods:
Vincenty's formula (applied above)- 173.931 miles
- 279.914 kilometers
- 151.142 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- 173.489 miles
- 279.204 kilometers
- 150.758 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 Billings?
The estimated flight time from Helena Regional Airport to Billings Logan International Airport is 49 minutes.
What is the time difference between Helena and Billings?
Flight carbon footprint between Helena Regional Airport (HLN) and Billings Logan International Airport (BIL)
On average, flying from Helena to Billings generates about 51 kg of CO2 per passenger, and 51 kilograms equals 112 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 Billings
See the map of the shortest flight path between Helena Regional Airport (HLN) and Billings Logan International Airport (BIL).
Airport information
| Origin | Helena Regional Airport |
|---|---|
| City: | Helena, MT |
| Country: | United States  |
| IATA Code: | HLN |
| ICAO Code: | KHLN |
| Coordinates: | 46°36′24″N, 111°58′58″W |
| Destination | Billings Logan International Airport |
|---|---|
| City: | Billings, MT |
| Country: | United States |
| IATA Code: | BIL |
| ICAO Code: | KBIL |
| Coordinates: | 45°48′27″N, 108°32′34″W |