# Distance from Salt Lake City (SLC) to Sainte Marie Airport (SMS)

> 16,855 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 16,855 km / 10,473 mi / 9,101 nm
- **Estimated flight time**: 21h
- **Heading**: 39° (northeast)
- **Return heading**: 330° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Madagascar
- **Intercontinental**: North America → Africa
- **Time difference**: +9h (When it's 14:01 in Salt Lake City, it's 23:01 in Sainte Marie Airport)
- **Elevation difference**: 4,224 ft (SMS is lower than SLC)

## Airports

### [Salt Lake City International Airport (SLC)](https://www.flightduration.online/airport/slc-salt-lake-city-salt-lake-city-international-airport/1ef266df-38c4-68f8-8471-06bb2780ed98)

- City: Salt Lake City, United States
- ICAO: KSLC
- Timezone: America/Denver
- Coordinates: 40.790000, -111.980000
- Elevation: 4,231 ft

### [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

## 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 14:01 in Salt Lake City, it's 23:01 in Sainte Marie Airport.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Salt Lake City International Airport (SLC)](https://www.flightduration.online/airport/slc-salt-lake-city-salt-lake-city-international-airport/1ef266df-38c4-68f8-8471-06bb2780ed98)
- [Sainte Marie Airport (SMS)](https://www.flightduration.online/airport/sms-sainte-marie-airport/1ef266de-dbae-675e-9a15-06bb2780ed98)
- [Flight duration calculator](/#calculator)