# Distance from Nantucket (ACK) to Sydney (SYD)

> 16,325 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 16,325 km / 10,144 mi / 8,815 nm
- **Estimated flight time**: 20h
- **Heading**: 269° (west)
- **Return heading**: 65° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +14h (When it's 08:34 in Nantucket, it's 22:34 in Sydney)
- **Elevation difference**: 26 ft (SYD is lower than ACK)

## Airports

### [Nantucket Memorial Airport (ACK)](https://www.flightduration.online/airport/ack-nantucket-nantucket-memorial-airport/1ef266df-0d24-6e78-82bb-06bb2780ed98)

- City: Nantucket, United States
- ICAO: KACK
- Timezone: America/New_York
- Coordinates: 41.300000, -70.100000
- Elevation: 47 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 08:34 in Nantucket, it's 22:34 in Sydney.
With a 14-hour time difference, expect significant jet lag.

## Related

- [Nantucket Memorial Airport (ACK)](https://www.flightduration.online/airport/ack-nantucket-nantucket-memorial-airport/1ef266df-0d24-6e78-82bb-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)