# Distance from Boston (BOS) to Kosrae (KSA)

> 12,421 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,421 km / 7,718 mi / 6,707 nm
- **Estimated flight time**: 16h
- **Heading**: 300° (west northwest)
- **Return heading**: 40° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Micronesia
- **Intercontinental**: North America → Oceania
- **Time difference**: +15h (When it's 23:09 in Boston, it's 14:09 in Kosrae)
- **Elevation difference**: 8 ft (KSA is lower 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

### [Kosrae Airport (KSA)](https://www.flightduration.online/airport/ksa-kosrae-kosrae-airport/1ef266df-8aa4-6286-a420-06bb2780ed98)

- City: Kosrae, Micronesia
- ICAO: PTSA
- Timezone: Pacific/Kosrae
- Coordinates: 5.360000, 162.960000
- Elevation: 12 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 23:09 in Boston, it's 14:09 in Kosrae.
With a 15-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)
- [Kosrae Airport (KSA)](https://www.flightduration.online/airport/ksa-kosrae-kosrae-airport/1ef266df-8aa4-6286-a420-06bb2780ed98)
- [Flight duration calculator](/#calculator)