# Distance from Addis Ababa (ADD) to Helena (HLN)

> 13,188 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,188 km / 8,195 mi / 7,121 nm
- **Estimated flight time**: 17h
- **Heading**: 338° (north northwest)
- **Return heading**: 33° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Ethiopia) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -9h (When it's 17:09 in Addis Ababa, it's 08:09 in Helena)
- **Elevation difference**: 3,753 ft (HLN is lower than ADD)

## Airports

### [Bole International Airport (ADD)](https://www.flightduration.online/airport/add-addis-ababa-bole-international-airport/1ef266de-e9ca-65ea-ac78-06bb2780ed98)

- City: Addis Ababa, Ethiopia
- ICAO: HAAB
- Timezone: Africa/Addis_Ababa
- Coordinates: 8.980000, 38.800000
- Elevation: 7,630 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 17:09 in Addis Ababa, it's 08:09 in Helena.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Bole International Airport (ADD)](https://www.flightduration.online/airport/add-addis-ababa-bole-international-airport/1ef266de-e9ca-65ea-ac78-06bb2780ed98)
- [Helena Regional Airport (HLN)](https://www.flightduration.online/airport/hln-helena-helena-regional-airport/1ef266df-20d7-6808-b3f9-06bb2780ed98)
- [Flight duration calculator](/#calculator)