# Distance from Hong Kong (HKG) to Tehran (THR)

> 6,166 km · estimated flight time 8h · Long-haul route.

## Summary

- **Distance**: 6,166 km / 3,831 mi / 3,329 nm
- **Estimated flight time**: 8h
- **Heading**: 299° (west northwest)
- **Return heading**: 86° (east)
- **Classification**: Long-haul
- **Type**: International (Hong Kong) → Iran
- **Time difference**: -4.5h (When it's 02:47 in Hong Kong, it's 22:17 in Tehran)
- **Elevation difference**: 3,934 ft (THR 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

### [Mehrabad International Airport (THR)](https://www.flightduration.online/airport/thr-tehran-mehrabad-international-airport/1ef266df-7d9a-64b4-a7a7-06bb2780ed98)

- City: Tehran, Iran
- ICAO: OIII
- Timezone: Asia/Tehran
- Coordinates: 35.690000, 51.310000
- Elevation: 3,962 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 02:47 in Hong Kong, it's 22:17 in Tehran.
The 4.5-hour time difference may cause some 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)
- [Mehrabad International Airport (THR)](https://www.flightduration.online/airport/thr-tehran-mehrabad-international-airport/1ef266df-7d9a-64b4-a7a7-06bb2780ed98)
- [Flight duration calculator](/#calculator)