# Distance from Jakarta (CGK) to St. Mary's (ISC)

> 12,159 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 12,159 km / 7,555 mi / 6,566 nm
- **Estimated flight time**: 15h
- **Heading**: 321° (northwest)
- **Return heading**: 76° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Indonesia) → United Kingdom
- **Intercontinental**: Asia → Europe
- **Time difference**: -6h (When it's 16:04 in Jakarta, it's 10:04 in St. Mary's)
- **Elevation difference**: 82 ft (ISC is higher than CGK)

## Airports

### [Soekarno-Hatta International Airport (CGK)](https://www.flightduration.online/airport/cgk-jakarta-soekarno-hatta-international-airport/1ef266df-fd39-6fee-94bf-06bb2780ed98)

- City: Jakarta, Indonesia
- ICAO: WIII
- Timezone: Asia/Jakarta
- Coordinates: -6.130000, 106.660000
- Elevation: 34 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 16:04 in Jakarta, it's 10:04 in St. Mary's.
With a 6-hour time difference, expect significant jet lag.

## Related

- [Soekarno-Hatta International Airport (CGK)](https://www.flightduration.online/airport/cgk-jakarta-soekarno-hatta-international-airport/1ef266df-fd39-6fee-94bf-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)