# Distance from Kampala (EBB) to St Mary'S (KSM)

> 12,984 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,984 km / 8,068 mi / 7,011 nm
- **Estimated flight time**: 16h
- **Heading**: 8° (north)
- **Return heading**: 342° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Uganda) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -11h (When it's 13:46 in Kampala, it's 02:46 in St Mary'S)
- **Elevation difference**: 3,468 ft (KSM is lower than EBB)

## Airports

### [Entebbe International Airport (EBB)](https://www.flightduration.online/airport/ebb-kampala-entebbe-international-airport/1ef266de-ef61-68d2-a1e3-06bb2780ed98)

- City: Kampala, Uganda
- ICAO: HUEN
- Timezone: Africa/Kampala
- Coordinates: 0.040000, 32.440000
- Elevation: 3,782 ft

### [St Mary's Airport (KSM)](https://www.flightduration.online/airport/ksm-st-marys-st-marys-airport/1ef266df-8810-6b14-99ba-06bb2780ed98)

- City: St Mary'S, United States
- ICAO: PASM
- Timezone: America/Nome
- Coordinates: 62.060000, -163.300000
- Elevation: 314 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 13:46 in Kampala, it's 02:46 in St Mary'S.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Entebbe International Airport (EBB)](https://www.flightduration.online/airport/ebb-kampala-entebbe-international-airport/1ef266de-ef61-68d2-a1e3-06bb2780ed98)
- [St Mary's Airport (KSM)](https://www.flightduration.online/airport/ksm-st-marys-st-marys-airport/1ef266df-8810-6b14-99ba-06bb2780ed98)
- [Flight duration calculator](/#calculator)