# Distance from Cairo (CAI) to St Mary'S (KSM)

> 9,680 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,680 km / 6,015 mi / 5,227 nm
- **Estimated flight time**: 12h
- **Heading**: 7° (north)
- **Return heading**: 347° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Egypt) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -11h (When it's 05:26 in Cairo, it's 18:26 in St Mary'S)
- **Elevation difference**: 68 ft (KSM is lower than CAI)

## Airports

### [Cairo International Airport (CAI)](https://www.flightduration.online/airport/cai-cairo-cairo-international-airport/1ef266de-eb26-69e8-bb1a-06bb2780ed98)

- City: Cairo, Egypt
- ICAO: HECA
- Timezone: Africa/Cairo
- Coordinates: 30.120000, 31.410000
- Elevation: 382 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 05:26 in Cairo, it's 18:26 in St Mary'S.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Cairo International Airport (CAI)](https://www.flightduration.online/airport/cai-cairo-cairo-international-airport/1ef266de-eb26-69e8-bb1a-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)