# Distance from Reykjavik (KEF) to Sydney (SYD)

> 16,649 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 16,649 km / 10,345 mi / 8,990 nm
- **Estimated flight time**: 21h
- **Heading**: 10° (north)
- **Return heading**: 355° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Iceland) → Australia
- **Intercontinental**: Europe → Oceania
- **Time difference**: +10h (When it's 14:39 in Reykjavik, it's 00:39 in Sydney)
- **Elevation difference**: 150 ft (SYD is lower than KEF)

## Airports

### [Keflavik International Airport (KEF)](https://www.flightduration.online/airport/kef-reykjavik-keflavik-international-airport/1ef266de-9dee-6c8e-b079-06bb2780ed98)

- City: Reykjavik, Iceland
- ICAO: BIKF
- Timezone: Atlantic/Reykjavik
- Coordinates: 63.980000, -22.610000
- Elevation: 171 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 14:39 in Reykjavik, it's 00:39 in Sydney.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Keflavik International Airport (KEF)](https://www.flightduration.online/airport/kef-reykjavik-keflavik-international-airport/1ef266de-9dee-6c8e-b079-06bb2780ed98)
- [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)