# Distance from Koyukuk (KYU) to Sydney (SYD)

> 11,845 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,845 km / 7,360 mi / 6,396 nm
- **Estimated flight time**: 15h
- **Heading**: 222° (southwest)
- **Return heading**: 20° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +18h (When it's 10:10 in Koyukuk, it's 04:10 in Sydney)
- **Elevation difference**: 128 ft (SYD is lower than KYU)

## Airports

### [Koyukuk Airport (KYU)](https://www.flightduration.online/airport/kyu-koyukuk-koyukuk-airport/1ef266df-88db-6e36-97c3-06bb2780ed98)

- City: Koyukuk, United States
- ICAO: PFKU
- Timezone: America/Anchorage
- Coordinates: 64.880000, -157.730000
- Elevation: 149 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 10:10 in Koyukuk, it's 04:10 in Sydney.
With a 18-hour time difference, expect significant jet lag.

## Related

- [Koyukuk Airport (KYU)](https://www.flightduration.online/airport/kyu-koyukuk-koyukuk-airport/1ef266df-88db-6e36-97c3-06bb2780ed98)
- [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)