# Distance from St. Mary's (ISC) to Singapore (SIN)

> 11,324 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 11,324 km / 7,036 mi / 6,114 nm
- **Estimated flight time**: 14h
- **Heading**: 73° (east northeast)
- **Return heading**: 322° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United Kingdom) → Singapore
- **Intercontinental**: Europe → Asia
- **Time difference**: +7h (When it's 03:46 in St. Mary's, it's 10:46 in Singapore)
- **Elevation difference**: 94 ft (SIN 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

### [Singapore Changi International Airport (SIN)](https://www.flightduration.online/airport/sin-singapore-singapore-changi-international-airport/1ef266e0-00ca-656e-b481-06bb2780ed98)

- City: Singapore, Singapore
- ICAO: WSSS
- Timezone: Asia/Singapore
- Coordinates: 1.350000, 103.990000
- Elevation: 22 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 03:46 in St. Mary's, it's 10:46 in Singapore.
With a 7-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)
- [Singapore Changi International Airport (SIN)](https://www.flightduration.online/airport/sin-singapore-singapore-changi-international-airport/1ef266e0-00ca-656e-b481-06bb2780ed98)
- [Flight duration calculator](/#calculator)