# Distance from Istanbul (IST) to Santarem (STM)

> 9,647 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,647 km / 5,994 mi / 5,209 nm
- **Estimated flight time**: 12h
- **Heading**: 264° (west)
- **Return heading**: 48° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Turkey) → Brazil
- **Intercontinental**: Asia → South America
- **Time difference**: -6h (When it's 17:14 in Istanbul, it's 11:14 in Santarem)
- **Elevation difference**: 127 ft (STM is lower than IST)

## Airports

### [Istanbul Airport (IST)](https://www.flightduration.online/airport/ist-istanbul-istanbul-airport/1ef266df-5964-637e-b8a8-06bb2780ed98)

- City: Istanbul, Turkey
- ICAO: LTFM
- Timezone: Europe/Istanbul
- Coordinates: 41.280000, 28.750000
- Elevation: 325 ft

### [Maestro Wilson Fonseca Airport (STM)](https://www.flightduration.online/airport/stm-santarem-maestro-wilson-fonseca-airport/1ef266df-95a3-6bc8-85d3-06bb2780ed98)

- City: Santarem, Brazil
- ICAO: SBSN
- Timezone: America/Belem
- Coordinates: -2.420000, -54.790000
- Elevation: 198 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 17:14 in Istanbul, it's 11:14 in Santarem.
With a 6-hour time difference, expect significant jet lag.

## Related

- [Istanbul Airport (IST)](https://www.flightduration.online/airport/ist-istanbul-istanbul-airport/1ef266df-5964-637e-b8a8-06bb2780ed98)
- [Maestro Wilson Fonseca Airport (STM)](https://www.flightduration.online/airport/stm-santarem-maestro-wilson-fonseca-airport/1ef266df-95a3-6bc8-85d3-06bb2780ed98)
- [Flight duration calculator](/#calculator)