# Distance from Bangkok (BKK) to St. Mary's (ISC)

> 10,023 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,023 km / 6,228 mi / 5,412 nm
- **Estimated flight time**: 13h
- **Heading**: 322° (northwest)
- **Return heading**: 68° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Thailand) → United Kingdom
- **Intercontinental**: Asia → Europe
- **Time difference**: -6h (When it's 08:41 in Bangkok, it's 02:41 in St. Mary's)
- **Elevation difference**: 111 ft (ISC is higher than BKK)

## Airports

### [Suvarnabhumi Airport (BKK)](https://www.flightduration.online/airport/bkk-bangkok-suvarnabhumi-airport/1ef266df-f511-6042-a32f-06bb2780ed98)

- City: Bangkok, Thailand
- ICAO: VTBS
- Timezone: Asia/Bangkok
- Coordinates: 13.680000, 100.750000
- Elevation: 5 ft

### [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

## 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 08:41 in Bangkok, it's 02:41 in St. Mary's.
With a 6-hour time difference, expect significant jet lag.

## Related

- [Suvarnabhumi Airport (BKK)](https://www.flightduration.online/airport/bkk-bangkok-suvarnabhumi-airport/1ef266df-f511-6042-a32f-06bb2780ed98)
- [St. Mary's Airport (ISC)](https://www.flightduration.online/airport/isc-st-marys-st-marys-airport/1ef266de-c3dc-66c6-857e-06bb2780ed98)
- [Flight duration calculator](/#calculator)