# Distance from Costanza (COZ) to Hanoi (HAN)

> 15,537 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,537 km / 9,654 mi / 8,389 nm
- **Estimated flight time**: 19h
- **Heading**: 5° (north)
- **Return heading**: 355° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Dominican Republic) → Vietnam
- **Intercontinental**: North America → Asia
- **Time difference**: +11h (When it's 14:39 in Costanza, it's 01:39 in Hanoi)
- **Elevation difference**: 3,911 ft (HAN is lower than COZ)

## Airports

### [Constanza Dom Re Airport (COZ)](https://www.flightduration.online/airport/coz-costanza-constanza-dom-re-airport/1ef266df-5b94-6806-af01-06bb2780ed98)

- City: Costanza, Dominican Republic
- ICAO: MDCZ
- Timezone: America/Santo_Domingo
- Coordinates: 18.910000, -70.720000
- Elevation: 3,950 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 14:39 in Costanza, it's 01:39 in Hanoi.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Constanza Dom Re Airport (COZ)](https://www.flightduration.online/airport/coz-costanza-constanza-dom-re-airport/1ef266df-5b94-6806-af01-06bb2780ed98)
- [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)