# Distance from Fort Sill (FSI) to Ho Chi Minh City (SGN)

> 14,311 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,311 km / 8,892 mi / 7,727 nm
- **Estimated flight time**: 18h
- **Heading**: 328° (north northwest)
- **Return heading**: 27° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Vietnam
- **Intercontinental**: North America → Asia
- **Time difference**: +12h (When it's 00:30 in Fort Sill, it's 12:30 in Ho Chi Minh City)
- **Elevation difference**: 1,155 ft (SGN is lower than FSI)

## Airports

### [Henry Post Army Air Field (Fort Sill) Airport (FSI)](https://www.flightduration.online/airport/fsi-fort-sill-henry-post-army-air-field-fort-sill-airport/1ef266df-1cfa-6ffa-9bda-06bb2780ed98)

- City: Fort Sill, United States
- ICAO: KFSI
- Timezone: America/Chicago
- Coordinates: 34.650000, -98.400000
- Elevation: 1,188 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 00:30 in Fort Sill, it's 12:30 in Ho Chi Minh City.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Henry Post Army Air Field (Fort Sill) Airport (FSI)](https://www.flightduration.online/airport/fsi-fort-sill-henry-post-army-air-field-fort-sill-airport/1ef266df-1cfa-6ffa-9bda-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)