The distance from Cape Spencer C.G. Heliport () to Sydney Kingsford Smith International Airport (SYD) is 7595 miles or 12223 kilometers or 6596 nautical miles.
The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.
12223 kilometers is the direct flight distance between Cape Spencer C.G. Heliport (United States) and Sydney Kingsford Smith International Airport (Australia).
How long does it take to travel from Cape Spencer ( United States ) to Sydney ( Australia )?
A one-way nonstop (direct) flight between Cape Spencer and Sydney takes around 17 hours 27 minutes.
Estimated
flight time from Cape Spencer C.G. Heliport, Cape Spencer, United States to Sydney Kingsford Smith International Airport, Sydney, Australia is
17 hours 27 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.
Travel Distance Between the Airports • - SYD
| Kilometers | | 12223 km |
| Statute Miles | | 7595 miles |
| Nautical Miles | | 6596 nm |
| Avg. Time of Flight | | 17 hours 27 minutes |
Cape Spencer C.G. Heliport to Sydney Kingsford Smith International Airport Flight Route Map - to SYD Flight Path
Location of Cape Spencer C.G. Heliport & Sydney Kingsford Smith International Airport is given below.
Click the map to view Cape Spencer to Sydney nonstop flight path and travel direction.
Click to see flight route on Google Map between Cape Spencer, United States and Sydney, Australia. .
Nonstop flight route between Cape Spencer, United States and Sydney, Australia.
Time Difference Between the Airports • - SYD
Time difference between
Cape Spencer (United States) and
Sydney (Australia) is 18 Hours.
Sydney time is 18 Hours ahead of Cape Spencer.
| Location | Local Time |
| Cape Spencer (United States) | 2026-05-07, 10:20:01 AKDT |
| Sydney (Australia) | 2026-05-08, 04:20:01 AEST |
Why should you arrive 3 hours before international flight?
Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.