# Distance from San Diego (SAN) to Sainte Marie Airport (SMS)

> 17,842 km · estimated flight time 22h · Ultra-long-haul route.

## Summary

- **Distance**: 17,842 km / 11,087 mi / 9,634 nm
- **Estimated flight time**: 22h
- **Heading**: 40° (northeast)
- **Return heading**: 326° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Madagascar
- **Intercontinental**: North America → Africa
- **Time difference**: +10h (When it's 00:40 in San Diego, it's 10:40 in Sainte Marie Airport)
- **Elevation difference**: 10 ft (SMS is lower than SAN)

## Airports

### [San Diego International Airport (SAN)](https://www.flightduration.online/airport/san-san-diego-san-diego-international-airport/1ef266df-375a-6760-a0f3-06bb2780ed98)

- City: San Diego, United States
- ICAO: KSAN
- Timezone: America/Los_Angeles
- Coordinates: 32.730000, -117.190000
- Elevation: 17 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 00:40 in San Diego, it's 10:40 in Sainte Marie Airport.
With a 10-hour time difference, expect significant jet lag.

## Related

- [San Diego International Airport (SAN)](https://www.flightduration.online/airport/san-san-diego-san-diego-international-airport/1ef266df-375a-6760-a0f3-06bb2780ed98)
- [Sainte Marie Airport (SMS)](https://www.flightduration.online/airport/sms-sainte-marie-airport/1ef266de-dbae-675e-9a15-06bb2780ed98)
- [Flight duration calculator](/#calculator)