# Distance from Boston (BOS) to Seletar (XSP)

> 15,120 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,120 km / 9,395 mi / 8,164 nm
- **Estimated flight time**: 19h
- **Heading**: 7° (north)
- **Return heading**: 355° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Singapore
- **Intercontinental**: North America → Asia
- **Time difference**: +12h (When it's 06:07 in Boston, it's 18:07 in Seletar)
- **Elevation difference**: 17 ft (XSP 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

### [Seletar Airport (XSP)](https://www.flightduration.online/airport/xsp-seletar-seletar-airport/1ef266e0-00c6-607c-b6cf-06bb2780ed98)

- City: Seletar, Singapore
- ICAO: WSSL
- Timezone: Asia/Singapore
- Coordinates: 1.420000, 103.870000
- Elevation: 36 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 06:07 in Boston, it's 18:07 in Seletar.
With a 12-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)
- [Seletar Airport (XSP)](https://www.flightduration.online/airport/xsp-seletar-seletar-airport/1ef266e0-00c6-607c-b6cf-06bb2780ed98)
- [Flight duration calculator](/#calculator)