How far is Helena, MT, from Crescent City, CA?
The distance between Crescent City (Del Norte County Airport) and Helena (Helena Regional Airport) is 693 miles / 1115 kilometers / 602 nautical miles.
The driving distance from Crescent City (CEC) to Helena (HLN) is 991 miles / 1595 kilometers, and travel time by car is about 18 hours 55 minutes.
Del Norte County Airport – Helena Regional Airport
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Distance from Crescent City to Helena
There are several ways to calculate the distance from Crescent City to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 692.871 miles
- 1115.068 kilometers
- 602.089 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- 691.526 miles
- 1112.903 kilometers
- 600.920 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 Crescent City to Helena?
The estimated flight time from Del Norte County Airport to Helena Regional Airport is 1 hour and 48 minutes.
What is the time difference between Crescent City and Helena?
Flight carbon footprint between Del Norte County Airport (CEC) and Helena Regional Airport (HLN)
On average, flying from Crescent City to Helena generates about 124 kg of CO2 per passenger, and 124 kilograms equals 273 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Crescent City to Helena
See the map of the shortest flight path between Del Norte County Airport (CEC) and Helena Regional Airport (HLN).
Airport information
| Origin | Del Norte County Airport |
|---|---|
| City: | Crescent City, CA |
| Country: | United States  |
| IATA Code: | CEC |
| ICAO Code: | KCEC |
| Coordinates: | 41°46′48″N, 124°14′13″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 |