# Distance from St. Mary's (ISC) to Ho Chi Minh City (SGN)

> 10,664 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 10,664 km / 6,627 mi / 5,758 nm
- **Estimated flight time**: 14h
- **Heading**: 65° (east northeast)
- **Return heading**: 323° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United Kingdom) → Vietnam
- **Intercontinental**: Europe → Asia
- **Time difference**: +6h (When it's 05:58 in St. Mary's, it's 11:58 in Ho Chi Minh City)
- **Elevation difference**: 83 ft (SGN is lower than ISC)

## Airports

### [St. Mary's Airport (ISC)](https://www.flightduration.online/airport/isc-st-marys-st-marys-airport/1ef266de-c3dc-66c6-857e-06bb2780ed98)

- City: St. Mary's, United Kingdom
- ICAO: EGHE
- Timezone: Europe/London
- Coordinates: 49.910000, -6.290000
- Elevation: 116 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 05:58 in St. Mary's, it's 11:58 in Ho Chi Minh City.
With a 6-hour time difference, expect significant jet lag.

## Related

- [St. Mary's Airport (ISC)](https://www.flightduration.online/airport/isc-st-marys-st-marys-airport/1ef266de-c3dc-66c6-857e-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)