# Distance from Hong Kong (HKG) to Selma (SEM)

> 13,545 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,545 km / 8,416 mi / 7,313 nm
- **Estimated flight time**: 17h
- **Heading**: 21° (north northeast)
- **Return heading**: 337° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Hong Kong) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 19:35 in Hong Kong, it's 06:35 in Selma)
- **Elevation difference**: 138 ft (SEM is higher than HKG)

## Airports

### [Chek Lap Kok International Airport (HKG)](https://www.flightduration.online/airport/hkg-hong-kong-chek-lap-kok-international-airport/1ef266df-f178-6656-ae1f-06bb2780ed98)

- City: Hong Kong, Hong Kong
- ICAO: VHHH
- Timezone: Asia/Hong_Kong
- Coordinates: 22.310000, 113.920000
- Elevation: 28 ft

### [Craig Field (SEM)](https://www.flightduration.online/airport/sem-selma-craig-field/1ef266df-37ff-6238-99cb-06bb2780ed98)

- City: Selma, United States
- ICAO: KSEM
- Timezone: America/Chicago
- Coordinates: 32.340000, -86.990000
- Elevation: 166 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 19:35 in Hong Kong, it's 06:35 in Selma.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Chek Lap Kok International Airport (HKG)](https://www.flightduration.online/airport/hkg-hong-kong-chek-lap-kok-international-airport/1ef266df-f178-6656-ae1f-06bb2780ed98)
- [Craig Field (SEM)](https://www.flightduration.online/airport/sem-selma-craig-field/1ef266df-37ff-6238-99cb-06bb2780ed98)
- [Flight duration calculator](/#calculator)