# Distance from Ottawa (YOW) to Sayaboury (ZBY)

> 12,833 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,833 km / 7,974 mi / 6,929 nm
- **Estimated flight time**: 16h
- **Heading**: 3° (north)
- **Return heading**: 358° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Canada) → Laos
- **Intercontinental**: North America → Asia
- **Time difference**: +11h (When it's 15:44 in Ottawa, it's 02:44 in Sayaboury)
- **Elevation difference**: 873 ft (ZBY is higher than YOW)

## Airports

### [Ottawa / Macdonald-Cartier International Airport (YOW)](https://www.flightduration.online/airport/yow-ottawa-ottawa-macdonald-cartier-international-airport/1ef266de-b189-6992-9daf-06bb2780ed98)

- City: Ottawa, Canada
- ICAO: CYOW
- Timezone: America/Toronto
- Coordinates: 45.320000, -75.670000
- Elevation: 374 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 15:44 in Ottawa, it's 02:44 in Sayaboury.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Ottawa / Macdonald-Cartier International Airport (YOW)](https://www.flightduration.online/airport/yow-ottawa-ottawa-macdonald-cartier-international-airport/1ef266de-b189-6992-9daf-06bb2780ed98)
- [Sayaboury Airport (ZBY)](https://www.flightduration.online/airport/zby-sayaboury-sayaboury-airport/1ef266df-f28e-6e00-acc9-06bb2780ed98)
- [Flight duration calculator](/#calculator)