# Distance from Cheyenne (CYS) to Hanoi (HAN)

> 12,393 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,393 km / 7,701 mi / 6,692 nm
- **Estimated flight time**: 16h
- **Heading**: 329° (north northwest)
- **Return heading**: 24° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Vietnam
- **Intercontinental**: North America → Asia
- **Time difference**: +13h (When it's 14:55 in Cheyenne, it's 03:55 in Hanoi)
- **Elevation difference**: 6,121 ft (HAN is lower than CYS)

## Airports

### [Cheyenne Regional/Jerry Olson Field (CYS)](https://www.flightduration.online/airport/cys-cheyenne-cheyenne-regionaljerry-olson-field/1ef266df-15b7-6d38-88b6-06bb2780ed98)

- City: Cheyenne, United States
- ICAO: KCYS
- Timezone: America/Denver
- Coordinates: 41.160000, -104.810000
- Elevation: 6,160 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 14:55 in Cheyenne, it's 03:55 in Hanoi.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Cheyenne Regional/Jerry Olson Field (CYS)](https://www.flightduration.online/airport/cys-cheyenne-cheyenne-regionaljerry-olson-field/1ef266df-15b7-6d38-88b6-06bb2780ed98)
- [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)