# Distance from Addis Ababa (ADD) to Boundary (BYA)

> 11,891 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,891 km / 7,389 mi / 6,421 nm
- **Estimated flight time**: 15h
- **Heading**: 360° (north)
- **Return heading**: 0° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Ethiopia) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -11h (When it's 18:40 in Addis Ababa, it's 07:40 in Boundary)
- **Elevation difference**: 4,690 ft (BYA 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

### [Boundary Airport (BYA)](https://www.flightduration.online/airport/bya-boundary-boundary-airport/1ef266df-11f9-6a8e-ae68-06bb2780ed98)

- City: Boundary, United States
- ICAO: KBYA
- Timezone: America/Anchorage
- Coordinates: 64.080000, -141.110000
- Elevation: 2,940 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 18:40 in Addis Ababa, it's 07:40 in Boundary.
With a 11-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)
- [Boundary Airport (BYA)](https://www.flightduration.online/airport/bya-boundary-boundary-airport/1ef266df-11f9-6a8e-ae68-06bb2780ed98)
- [Flight duration calculator](/#calculator)