# Distance from Boston (BOS) to Sepulot (SPE)

> 14,725 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,725 km / 9,149 mi / 7,951 nm
- **Estimated flight time**: 18h
- **Heading**: 350° (north)
- **Return heading**: 7° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Malaysia
- **Intercontinental**: North America → Asia
- **Time difference**: +12h (When it's 15:37 in Boston, it's 03:37 in Sepulot)
- **Elevation difference**: 781 ft (SPE 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

### [Sepulot Airport (SPE)](https://www.flightduration.online/airport/spe-sepulot-sepulot-airport/1ef266df-fb93-6758-a8c1-06bb2780ed98)

- City: Sepulot, Malaysia
- ICAO: WBKO
- Timezone: Asia/Kuching
- Coordinates: 4.730000, 116.470000
- Elevation: 800 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 15:37 in Boston, it's 03:37 in Sepulot.
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)
- [Sepulot Airport (SPE)](https://www.flightduration.online/airport/spe-sepulot-sepulot-airport/1ef266df-fb93-6758-a8c1-06bb2780ed98)
- [Flight duration calculator](/#calculator)