# Distance from Boston (BOS) to Sayaboury (ZBY)

> 13,126 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 13,126 km / 8,156 mi / 7,088 nm
- **Estimated flight time**: 16h
- **Heading**: 8° (north)
- **Return heading**: 354° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Laos
- **Intercontinental**: North America → Asia
- **Time difference**: +11h (When it's 15:37 in Boston, it's 02:37 in Sayaboury)
- **Elevation difference**: 1,228 ft (ZBY 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

### [Sayaboury Airport (ZBY)](https://www.flightduration.online/airport/zby-sayaboury-sayaboury-airport/1ef266df-f28e-6e00-acc9-06bb2780ed98)

- City: Sayaboury, Laos
- ICAO: VLSB
- Timezone: Asia/Vientiane
- Coordinates: 19.230000, 101.730000
- Elevation: 1,247 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 02:37 in Sayaboury.
With a 11-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)
- [Sayaboury Airport (ZBY)](https://www.flightduration.online/airport/zby-sayaboury-sayaboury-airport/1ef266df-f28e-6e00-acc9-06bb2780ed98)
- [Flight duration calculator](/#calculator)