How far is Arcata, CA, from Helena, MT?
The distance between Helena (Helena Regional Airport) and Arcata (Arcata–Eureka Airport) is 719 miles / 1157 kilometers / 625 nautical miles.
The driving distance from Helena (HLN) to Arcata (ACV) is 1062 miles / 1709 kilometers, and travel time by car is about 20 hours 28 minutes.
Helena Regional Airport – Arcata–Eureka Airport
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Distance from Helena to Arcata
There are several ways to calculate the distance from Helena to Arcata. 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 Helena to Arcata?
The estimated flight time from Helena Regional Airport to Arcata–Eureka Airport is 1 hour and 51 minutes.
What is the time difference between Helena and Arcata?
The time difference between Helena and Arcata is 1 hour. Arcata is 1 hour behind Helena.
Flight carbon footprint between Helena Regional Airport (HLN) and Arcata–Eureka Airport (ACV)
On average, flying from Helena to Arcata 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 Helena to Arcata
See the map of the shortest flight path between Helena Regional Airport (HLN) and Arcata–Eureka Airport (ACV).
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 | Arcata–Eureka Airport |
|---|---|
| City: | Arcata, CA |
| Country: | United States |
| IATA Code: | ACV |
| ICAO Code: | KACV |
| Coordinates: | 40°58′41″N, 124°6′32″W |