# Distance from Sainte Marie Airport (SMS) to Ottawa (YOW)

> 14,101 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,101 km / 8,762 mi / 7,614 nm
- **Estimated flight time**: 18h
- **Heading**: 314° (northwest)
- **Return heading**: 76° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Madagascar) → Canada
- **Intercontinental**: Africa → North America
- **Time difference**: -7h (When it's 20:53 in Sainte Marie Airport, it's 13:53 in Ottawa)
- **Elevation difference**: 367 ft (YOW is higher than SMS)

## Airports

### [Sainte Marie Airport (SMS)](https://www.flightduration.online/airport/sms-sainte-marie-airport/1ef266de-dbae-675e-9a15-06bb2780ed98)

- City: Sainte Marie Airport, Madagascar
- ICAO: FMMS
- Timezone: Indian/Antananarivo
- Coordinates: -17.090000, 49.820000
- Elevation: 7 ft

### [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

## 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 20:53 in Sainte Marie Airport, it's 13:53 in Ottawa.
With a 7-hour time difference, expect significant jet lag.

## Related

- [Sainte Marie Airport (SMS)](https://www.flightduration.online/airport/sms-sainte-marie-airport/1ef266de-dbae-675e-9a15-06bb2780ed98)
- [Ottawa / Macdonald-Cartier International Airport (YOW)](https://www.flightduration.online/airport/yow-ottawa-ottawa-macdonald-cartier-international-airport/1ef266de-b189-6992-9daf-06bb2780ed98)
- [Flight duration calculator](/#calculator)