# Distance from Portsmouth (PMH) to Sydney (SYD)

> 15,219 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,219 km / 9,456 mi / 8,217 nm
- **Estimated flight time**: 19h
- **Heading**: 259° (west)
- **Return heading**: 67° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +14h (When it's 12:55 in Portsmouth, it's 02:55 in Sydney)
- **Elevation difference**: 642 ft (SYD is lower than PMH)

## Airports

### [Greater Portsmouth Regional Airport (PMH)](https://www.flightduration.online/airport/pmh-portsmouth-greater-portsmouth-regional-airport/1ef266df-3304-6558-b825-06bb2780ed98)

- City: Portsmouth, United States
- ICAO: KPMH
- Timezone: America/New_York
- Coordinates: 38.840000, -82.850000
- Elevation: 663 ft

### [Sydney Kingsford Smith International Airport (SYD)](https://www.flightduration.online/airport/syd-sydney-sydney-kingsford-smith-international-airport/1ef266e0-1982-6f84-a5a1-06bb2780ed98)

- City: Sydney, Australia
- ICAO: YSSY
- Timezone: Australia/Sydney
- Coordinates: -33.950000, 151.180000
- Elevation: 21 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 12:55 in Portsmouth, it's 02:55 in Sydney.
With a 14-hour time difference, expect significant jet lag.

## Related

- [Greater Portsmouth Regional Airport (PMH)](https://www.flightduration.online/airport/pmh-portsmouth-greater-portsmouth-regional-airport/1ef266df-3304-6558-b825-06bb2780ed98)
- [Sydney Kingsford Smith International Airport (SYD)](https://www.flightduration.online/airport/syd-sydney-sydney-kingsford-smith-international-airport/1ef266e0-1982-6f84-a5a1-06bb2780ed98)
- [Flight duration calculator](/#calculator)