How far is Helena, MT, from Arcata, CA?
The distance between Arcata (Arcata–Eureka Airport) and Helena (Helena Regional Airport) is 719 miles / 1157 kilometers / 625 nautical miles.
The driving distance from Arcata (ACV) to Helena (HLN) is 1059 miles / 1704 kilometers, and travel time by car is about 20 hours 22 minutes.
Arcata–Eureka Airport – Helena Regional Airport
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Distance from Arcata to Helena
There are several ways to calculate the distance from Arcata to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 719.030 miles
- 1157.167 kilometers
- 624.820 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- 717.812 miles
- 1155.206 kilometers
- 623.762 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 Arcata to Helena?
The estimated flight time from Arcata–Eureka Airport to Helena Regional Airport is 1 hour and 51 minutes.
What is the time difference between Arcata and Helena?
The time difference between Arcata and Helena is 1 hour. Helena is 1 hour ahead of Arcata.
Flight carbon footprint between Arcata–Eureka Airport (ACV) and Helena Regional Airport (HLN)
On average, flying from Arcata to Helena generates about 127 kg of CO2 per passenger, and 127 kilograms equals 279 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Arcata to Helena
See the map of the shortest flight path between Arcata–Eureka Airport (ACV) and Helena Regional Airport (HLN).
Airport information
| Origin | Arcata–Eureka Airport |
|---|---|
| City: | Arcata, CA |
| Country: | United States  |
| IATA Code: | ACV |
| ICAO Code: | KACV |
| Coordinates: | 40°58′41″N, 124°6′32″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 |