# Distance from Copenhagen (CPH) to Helena (HLN)

> 7,529 km · estimated flight time 10h · Long-haul route.

## Summary

- **Distance**: 7,529 km / 4,678 mi / 4,065 nm
- **Estimated flight time**: 10h
- **Heading**: 322° (northwest)
- **Return heading**: 30° (north northeast)
- **Classification**: Long-haul
- **Type**: International (Denmark) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -8h (When it's 23:00 in Copenhagen, it's 15:00 in Helena)
- **Elevation difference**: 3,860 ft (HLN is higher than CPH)

## Airports

### [Copenhagen Kastrup Airport (CPH)](https://www.flightduration.online/airport/cph-copenhagen-copenhagen-kastrup-airport/1ef266de-c7ce-6bbc-8b57-06bb2780ed98)

- City: Copenhagen, Denmark
- ICAO: EKCH
- Timezone: Europe/Copenhagen
- Coordinates: 55.620000, 12.660000
- Elevation: 17 ft

### [Helena Regional Airport (HLN)](https://www.flightduration.online/airport/hln-helena-helena-regional-airport/1ef266df-20d7-6808-b3f9-06bb2780ed98)

- City: Helena, United States
- ICAO: KHLN
- Timezone: America/Denver
- Coordinates: 46.610000, -111.980000
- Elevation: 3,877 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 23:00 in Copenhagen, it's 15:00 in Helena.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Copenhagen Kastrup Airport (CPH)](https://www.flightduration.online/airport/cph-copenhagen-copenhagen-kastrup-airport/1ef266de-c7ce-6bbc-8b57-06bb2780ed98)
- [Helena Regional Airport (HLN)](https://www.flightduration.online/airport/hln-helena-helena-regional-airport/1ef266df-20d7-6808-b3f9-06bb2780ed98)
- [Flight duration calculator](/#calculator)