# Distance from Doha (DOH) to Helena (HLN)

> 11,855 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,855 km / 7,366 mi / 6,401 nm
- **Estimated flight time**: 15h
- **Heading**: 348° (north northwest)
- **Return heading**: 15° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Qatar) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -9h (When it's 17:28 in Doha, it's 08:28 in Helena)
- **Elevation difference**: 3,864 ft (HLN is higher than DOH)

## Airports

### [Hamad International Airport (DOH)](https://www.flightduration.online/airport/doh-doha-hamad-international-airport/1ef266df-848d-651e-89df-06bb2780ed98)

- City: Doha, Qatar
- ICAO: OTHH
- Timezone: Asia/Qatar
- Coordinates: 25.260000, 51.610000
- Elevation: 13 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 an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

Time-zone information: When it's 17:28 in Doha, it's 08:28 in Helena.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Hamad International Airport (DOH)](https://www.flightduration.online/airport/doh-doha-hamad-international-airport/1ef266df-848d-651e-89df-06bb2780ed98)
- [Helena Regional Airport (HLN)](https://www.flightduration.online/airport/hln-helena-helena-regional-airport/1ef266df-20d7-6808-b3f9-06bb2780ed98)
- [Flight duration calculator](/#calculator)