# Distance from Greeneville (GCY) to Ho Chi Minh City (SGN)

> 14,693 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,693 km / 9,130 mi / 7,934 nm
- **Estimated flight time**: 18h
- **Heading**: 347° (north northwest)
- **Return heading**: 10° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Vietnam
- **Intercontinental**: North America → Asia
- **Time difference**: +11h (When it's 17:41 in Greeneville, it's 04:41 in Ho Chi Minh City)
- **Elevation difference**: 1,575 ft (SGN is lower than GCY)

## Airports

### [Greeneville Municipal Airport (GCY)](https://www.flightduration.online/airport/gcy-greeneville-greeneville-municipal-airport/1ef266df-1dd6-63c0-969e-06bb2780ed98)

- City: Greeneville, United States
- ICAO: KGCY
- Timezone: America/New_York
- Coordinates: 36.200000, -82.810000
- Elevation: 1,608 ft

### [Tan Son Nhat International Airport (SGN)](https://www.flightduration.online/airport/sgn-ho-chi-minh-city-tan-son-nhat-international-airport/1ef266df-f661-676c-851b-06bb2780ed98)

- City: Ho Chi Minh City, Vietnam
- ICAO: VVTS
- Timezone: Asia/Ho_Chi_Minh
- Coordinates: 10.820000, 106.650000
- Elevation: 33 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 17:41 in Greeneville, it's 04:41 in Ho Chi Minh City.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Greeneville Municipal Airport (GCY)](https://www.flightduration.online/airport/gcy-greeneville-greeneville-municipal-airport/1ef266df-1dd6-63c0-969e-06bb2780ed98)
- [Tan Son Nhat International Airport (SGN)](https://www.flightduration.online/airport/sgn-ho-chi-minh-city-tan-son-nhat-international-airport/1ef266df-f661-676c-851b-06bb2780ed98)
- [Flight duration calculator](/#calculator)