# Distance from Melbourne (MEL) to Portsmouth (PSM)

> 16,959 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 16,959 km / 10,538 mi / 9,157 nm
- **Estimated flight time**: 21h
- **Heading**: 67° (east northeast)
- **Return heading**: 269° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -14h (When it's 19:07 in Melbourne, it's 05:07 in Portsmouth)
- **Elevation difference**: 334 ft (PSM is lower than MEL)

## Airports

### [Melbourne International Airport (MEL)](https://www.flightduration.online/airport/mel-melbourne-melbourne-international-airport/1ef266e0-1368-61f8-bfbc-06bb2780ed98)

- City: Melbourne, Australia
- ICAO: YMML
- Timezone: Australia/Melbourne
- Coordinates: -37.670000, 144.840000
- Elevation: 434 ft

### [Portsmouth International At Pease Airport (PSM)](https://www.flightduration.online/airport/psm-portsmouth-portsmouth-international-at-pease-airport/1ef266df-33b1-6488-97e8-06bb2780ed98)

- City: Portsmouth, United States
- ICAO: KPSM
- Timezone: America/New_York
- Coordinates: 43.080000, -70.820000
- Elevation: 100 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 19:07 in Melbourne, it's 05:07 in Portsmouth.
With a 14-hour time difference, expect significant jet lag.

## Related

- [Melbourne International Airport (MEL)](https://www.flightduration.online/airport/mel-melbourne-melbourne-international-airport/1ef266e0-1368-61f8-bfbc-06bb2780ed98)
- [Portsmouth International At Pease Airport (PSM)](https://www.flightduration.online/airport/psm-portsmouth-portsmouth-international-at-pease-airport/1ef266df-33b1-6488-97e8-06bb2780ed98)
- [Flight duration calculator](/#calculator)