# Distance from Brasilia (BSB) to St Mary'S (KSM)

> 12,873 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,873 km / 7,999 mi / 6,951 nm
- **Estimated flight time**: 16h
- **Heading**: 332° (north northwest)
- **Return heading**: 75° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Brazil) → United States
- **Intercontinental**: South America → North America
- **Time difference**: -5h (When it's 16:16 in Brasilia, it's 11:16 in St Mary'S)
- **Elevation difference**: 3,183 ft (KSM is lower than BSB)

## Airports

### [Presidente Juscelino Kubistschek International Airport (BSB)](https://www.flightduration.online/airport/bsb-brasilia-presidente-juscelino-kubistschek-international-airport/1ef266df-93eb-6808-bed4-06bb2780ed98)

- City: Brasilia, Brazil
- ICAO: SBBR
- Timezone: America/Sao_Paulo
- Coordinates: -15.870000, -47.920000
- Elevation: 3,497 ft

### [St Mary's Airport (KSM)](https://www.flightduration.online/airport/ksm-st-marys-st-marys-airport/1ef266df-8810-6b14-99ba-06bb2780ed98)

- City: St Mary'S, United States
- ICAO: PASM
- Timezone: America/Nome
- Coordinates: 62.060000, -163.300000
- Elevation: 314 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 16:16 in Brasilia, it's 11:16 in St Mary'S.
The 5-hour time difference may cause some jet lag.

## Related

- [Presidente Juscelino Kubistschek International Airport (BSB)](https://www.flightduration.online/airport/bsb-brasilia-presidente-juscelino-kubistschek-international-airport/1ef266df-93eb-6808-bed4-06bb2780ed98)
- [St Mary's Airport (KSM)](https://www.flightduration.online/airport/ksm-st-marys-st-marys-airport/1ef266df-8810-6b14-99ba-06bb2780ed98)
- [Flight duration calculator](/#calculator)