How far is Bellingham, WA, from Helena, MT?
The distance between Helena (Helena Regional Airport) and Bellingham (Bellingham International Airport) is 514 miles / 828 kilometers / 447 nautical miles.
The driving distance from Helena (HLN) to Bellingham (BLI) is 678 miles / 1091 kilometers, and travel time by car is about 12 hours 27 minutes.
Helena Regional Airport – Bellingham International Airport
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Distance from Helena to Bellingham
There are several ways to calculate the distance from Helena to Bellingham. Here are two standard methods:
Vincenty's formula (applied above)- 514.417 miles
- 827.874 kilometers
- 447.016 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- 513.036 miles
- 825.651 kilometers
- 445.816 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 Bellingham?
The estimated flight time from Helena Regional Airport to Bellingham International Airport is 1 hour and 28 minutes.
What is the time difference between Helena and Bellingham?
The time difference between Helena and Bellingham is 1 hour. Bellingham is 1 hour behind Helena.
Flight carbon footprint between Helena Regional Airport (HLN) and Bellingham International Airport (BLI)
On average, flying from Helena to Bellingham generates about 101 kg of CO2 per passenger, and 101 kilograms equals 222 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 Bellingham
See the map of the shortest flight path between Helena Regional Airport (HLN) and Bellingham International Airport (BLI).
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 | Bellingham International Airport |
|---|---|
| City: | Bellingham, WA |
| Country: | United States |
| IATA Code: | BLI |
| ICAO Code: | KBLI |
| Coordinates: | 48°47′34″N, 122°32′16″W |