# Distance from Boston (BOS) to Belfast (GSS)

> 12,829 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,829 km / 7,972 mi / 6,927 nm
- **Estimated flight time**: 16h
- **Heading**: 101° (east southeast)
- **Return heading**: 307° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → South Africa
- **Intercontinental**: North America → Africa
- **Time difference**: +6h (When it's 01:04 in Boston, it's 07:04 in Belfast)
- **Elevation difference**: 1,257 ft (GSS is higher than BOS)

## Airports

### [General Edward Lawrence Logan International Airport (BOS)](https://www.flightduration.online/airport/bos-boston-general-edward-lawrence-logan-international-airport/1ef266df-112a-6798-90da-06bb2780ed98)

- City: Boston, United States
- ICAO: KBOS
- Timezone: America/New_York
- Coordinates: 42.360000, -71.010000
- Elevation: 19 ft

### [Sabi Sabi Airport (GSS)](https://www.flightduration.online/airport/gss-belfast-sabi-sabi-airport/1ef266de-d465-6ea2-9480-06bb2780ed98)

- City: Belfast, South Africa
- ICAO: FASE
- Timezone: Africa/Johannesburg
- Coordinates: -24.940000, 31.440000
- Elevation: 1,276 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 01:04 in Boston, it's 07:04 in Belfast.
With a 6-hour time difference, expect significant jet lag.

## Related

- [General Edward Lawrence Logan International Airport (BOS)](https://www.flightduration.online/airport/bos-boston-general-edward-lawrence-logan-international-airport/1ef266df-112a-6798-90da-06bb2780ed98)
- [Sabi Sabi Airport (GSS)](https://www.flightduration.online/airport/gss-belfast-sabi-sabi-airport/1ef266de-d465-6ea2-9480-06bb2780ed98)
- [Flight duration calculator](/#calculator)