# Distance from Hong Kong (HKG) to San Tome Airport (SOM)

> 16,533 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 16,533 km / 10,273 mi / 8,927 nm
- **Estimated flight time**: 20h
- **Heading**: 356° (north)
- **Return heading**: 3° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Hong Kong) → Venezuela
- **Intercontinental**: Asia → South America
- **Time difference**: -12h (When it's 08:23 in Hong Kong, it's 20:23 in San Tome Airport)
- **Elevation difference**: 833 ft (SOM 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

### [San Tome Airport (SOM)](https://www.flightduration.online/airport/som-san-tome-airport/1ef266df-d459-6d4a-ab8e-06bb2780ed98)

- City: San Tome Airport, Venezuela
- ICAO: SVST
- Timezone: America/Caracas
- Coordinates: 8.950000, -64.150000
- Elevation: 861 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 08:23 in Hong Kong, it's 20:23 in San Tome Airport.
With a 12-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)
- [San Tome Airport (SOM)](https://www.flightduration.online/airport/som-san-tome-airport/1ef266df-d459-6d4a-ab8e-06bb2780ed98)
- [Flight duration calculator](/#calculator)