# Distance from Boston (BOS) to Smithton Airport (SIO)

> 17,032 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 17,032 km / 10,583 mi / 9,197 nm
- **Estimated flight time**: 21h
- **Heading**: 261° (west)
- **Return heading**: 75° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +14h (When it's 20:09 in Boston, it's 10:09 in Smithton Airport)
- **Elevation difference**: 12 ft (SIO is higher than BOS)

## Airports

### [General Edward Lawrence Logan International Airport (BOS)](https://www.flightduration.online/airport/bos-boston-general-edward-lawrence-logan-international-airport/1ef266df-112a-6798-90da-06bb2780ed98)

- City: Boston, United States
- ICAO: KBOS
- Timezone: America/New_York
- Coordinates: 42.360000, -71.010000
- Elevation: 19 ft

### [Smithton Airport (SIO)](https://www.flightduration.online/airport/sio-smithton-airport/1ef266e0-1932-6eee-8e2b-06bb2780ed98)

- City: Smithton Airport, Australia
- ICAO: YSMI
- Timezone: Australia/Hobart
- Coordinates: -40.840000, 145.080000
- Elevation: 31 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 20:09 in Boston, it's 10:09 in Smithton Airport.
With a 14-hour time difference, expect significant jet lag.

## Related

- [General Edward Lawrence Logan International Airport (BOS)](https://www.flightduration.online/airport/bos-boston-general-edward-lawrence-logan-international-airport/1ef266df-112a-6798-90da-06bb2780ed98)
- [Smithton Airport (SIO)](https://www.flightduration.online/airport/sio-smithton-airport/1ef266e0-1932-6eee-8e2b-06bb2780ed98)
- [Flight duration calculator](/#calculator)