# Distance from Grenoble/Saint-Geoirs (GNB) to Hanoi (HAN)

> 9,123 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,123 km / 5,669 mi / 4,926 nm
- **Estimated flight time**: 12h
- **Heading**: 68° (east northeast)
- **Return heading**: 316° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (France) → Vietnam
- **Intercontinental**: Europe → Asia
- **Time difference**: +5h (When it's 12:28 in Grenoble/Saint-Geoirs, it's 17:28 in Hanoi)
- **Elevation difference**: 1,263 ft (HAN is lower than GNB)

## Airports

### [Grenoble-Isere Airport (GNB)](https://www.flightduration.online/airport/gnb-grenoblesaint-geoirs-grenoble-isere-airport/1ef266df-4a62-61be-ba35-06bb2780ed98)

- City: Grenoble/Saint-Geoirs, France
- ICAO: LFLS
- Timezone: Europe/Paris
- Coordinates: 45.360000, 5.330000
- Elevation: 1,302 ft

### [Noi Bai International Airport (HAN)](https://www.flightduration.online/airport/han-hanoi-noi-bai-international-airport/1ef266df-f632-63cc-97d4-06bb2780ed98)

- City: Hanoi, Vietnam
- ICAO: VVNB
- Timezone: Asia/Ho_Chi_Minh
- Coordinates: 21.220000, 105.810000
- Elevation: 39 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 12:28 in Grenoble/Saint-Geoirs, it's 17:28 in Hanoi.
The 5-hour time difference may cause some jet lag.

## Related

- [Grenoble-Isere Airport (GNB)](https://www.flightduration.online/airport/gnb-grenoblesaint-geoirs-grenoble-isere-airport/1ef266df-4a62-61be-ba35-06bb2780ed98)
- [Noi Bai International Airport (HAN)](https://www.flightduration.online/airport/han-hanoi-noi-bai-international-airport/1ef266df-f632-63cc-97d4-06bb2780ed98)
- [Flight duration calculator](/#calculator)