# Distance from Portland (HIO) to Sydney (SYD)

> 12,332 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,332 km / 7,663 mi / 6,659 nm
- **Estimated flight time**: 16h
- **Heading**: 242° (west southwest)
- **Return heading**: 48° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +17h (When it's 09:23 in Portland, it's 02:23 in Sydney)
- **Elevation difference**: 187 ft (SYD is lower than HIO)

## Airports

### [Portland-Hillsboro Airport (HIO)](https://www.flightduration.online/airport/hio-portland-portland-hillsboro-airport/1ef266df-20b3-64b2-b8db-06bb2780ed98)

- City: Portland, United States
- ICAO: KHIO
- Timezone: America/Los_Angeles
- Coordinates: 45.540000, -122.950000
- Elevation: 208 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 09:23 in Portland, it's 02:23 in Sydney.
With a 17-hour time difference, expect significant jet lag.

## Related

- [Portland-Hillsboro Airport (HIO)](https://www.flightduration.online/airport/hio-portland-portland-hillsboro-airport/1ef266df-20b3-64b2-b8db-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)