How far is Helena, MT, from San Bernardino, CA?
The distance between San Bernardino (San Bernardino International Airport) and Helena (Helena Regional Airport) is 906 miles / 1458 kilometers / 787 nautical miles.
The driving distance from San Bernardino (SBD) to Helena (HLN) is 1131 miles / 1820 kilometers, and travel time by car is about 19 hours 0 minutes.
San Bernardino International Airport – Helena Regional Airport
Search flights
Distance from San Bernardino to Helena
There are several ways to calculate the distance from San Bernardino to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 906.146 miles
- 1458.300 kilometers
- 787.419 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- 907.069 miles
- 1459.786 kilometers
- 788.221 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 San Bernardino to Helena?
The estimated flight time from San Bernardino International Airport to Helena Regional Airport is 2 hours and 12 minutes.
What is the time difference between San Bernardino and Helena?
Flight carbon footprint between San Bernardino International Airport (SBD) and Helena Regional Airport (HLN)
On average, flying from San Bernardino to Helena generates about 144 kg of CO2 per passenger, and 144 kilograms equals 318 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from San Bernardino to Helena
See the map of the shortest flight path between San Bernardino International Airport (SBD) and Helena Regional Airport (HLN).
Airport information
| Origin | San Bernardino International Airport |
|---|---|
| City: | San Bernardino, CA |
| Country: | United States  |
| IATA Code: | SBD |
| ICAO Code: | KSBD |
| Coordinates: | 34°5′43″N, 117°14′6″W |
| Destination | Helena Regional Airport |
|---|---|
| City: | Helena, MT |
| Country: | United States |
| IATA Code: | HLN |
| ICAO Code: | KHLN |
| Coordinates: | 46°36′24″N, 111°58′58″W |