# Distance from Boston (BOS) to Masasi (XMI)

> 12,430 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,430 km / 7,724 mi / 6,712 nm
- **Estimated flight time**: 16h
- **Heading**: 85° (east)
- **Return heading**: 312° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Tanzania
- **Intercontinental**: North America → Africa
- **Time difference**: +7h (When it's 16:35 in Boston, it's 23:35 in Masasi)
- **Elevation difference**: 1,681 ft (XMI 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

### [Masasi Airport (XMI)](https://www.flightduration.online/airport/xmi-masasi-masasi-airport/1ef266de-eedb-6caa-9d71-06bb2780ed98)

- City: Masasi, Tanzania
- ICAO: HTMI
- Timezone: Africa/Dar_es_Salaam
- Coordinates: -10.730000, 38.770000
- Elevation: 1,700 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 16:35 in Boston, it's 23:35 in Masasi.
With a 7-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)
- [Masasi Airport (XMI)](https://www.flightduration.online/airport/xmi-masasi-masasi-airport/1ef266de-eedb-6caa-9d71-06bb2780ed98)
- [Flight duration calculator](/#calculator)