# Distance from Hanoi (HAN) to Syros Island (JSY)

> 7,814 km · estimated flight time 10h · Long-haul route.

## Summary

- **Distance**: 7,814 km / 4,855 mi / 4,219 nm
- **Estimated flight time**: 10h
- **Heading**: 304° (west northwest)
- **Return heading**: 78° (east northeast)
- **Classification**: Long-haul
- **Type**: International (Vietnam) → Greece
- **Intercontinental**: Asia → Europe
- **Time difference**: -4h (When it's 01:23 in Hanoi, it's 21:23 in Syros Island)
- **Elevation difference**: 197 ft (JSY is higher than HAN)

## Airports

### [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

### [Syros Airport (JSY)](https://www.flightduration.online/airport/jsy-syros-island-syros-airport/1ef266df-4e86-69d4-a190-06bb2780ed98)

- City: Syros Island, Greece
- ICAO: LGSO
- Timezone: Europe/Athens
- Coordinates: 37.420000, 24.950000
- Elevation: 236 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 01:23 in Hanoi, it's 21:23 in Syros Island.
The 4-hour time difference may cause some jet lag.

## Related

- [Noi Bai International Airport (HAN)](https://www.flightduration.online/airport/han-hanoi-noi-bai-international-airport/1ef266df-f632-63cc-97d4-06bb2780ed98)
- [Syros Airport (JSY)](https://www.flightduration.online/airport/jsy-syros-island-syros-airport/1ef266df-4e86-69d4-a190-06bb2780ed98)
- [Flight duration calculator](/#calculator)