Distance From Ellison Onizuka Kona International Airport at Keahole to Sydney Kingsford Smith International Airport, KOA - SYD Distance

The distance from Ellison Onizuka Kona International Airport at Keahole (KOA) to Sydney Kingsford Smith International Airport (SYD) is 5080 miles or 8175 kilometers or 4411 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.

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How long does it take to travel from Kailua-Kona ( United States ) to Sydney ( Australia )?

A one-way nonstop (direct) flight between Kailua-Kona and Sydney takes around 11 hours 40 minutes.

Estimated flight time from Ellison Onizuka Kona International Airport at Keahole, Kailua-Kona, United States to Sydney Kingsford Smith International Airport, Sydney, Australia is 11 hours 40 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 • KOA - SYD

Kilometers		8175 km
Statute Miles		5080 miles
Nautical Miles		4411 nm
Avg. Time of Flight		11 hours 40 minutes

Ellison Onizuka Kona International Airport at Keahole to Sydney Kingsford Smith International Airport Flight Route Map - KOA to SYD Flight Path

Location of Ellison Onizuka Kona International Airport at Keahole & Sydney Kingsford Smith International Airport is given below.
Click the map to view Kailua-Kona to Sydney nonstop flight path and travel direction.

Click to see flight route on Google Map between Kailua-Kona, United States and Sydney, Australia. .

Nonstop flight route between Kailua-Kona, United States and Sydney, Australia.

Time Difference Between the Airports • KOA - SYD

Time difference between Kailua-Kona (United States) and Sydney (Australia) is 21 Hours.
Sydney time is 21 Hours ahead of Kailua-Kona.

Location	Local Time
Kailua-Kona (United States)	2026-10-27, 00:58:26 HST
Sydney (Australia)	2026-10-27, 21:58:26 AEDT

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.

Origin

Ellison Onizuka Kona International Airport at Keahole (KOA / PHKO) Kailua-Kona, United States

Destination

Sydney Kingsford Smith International Airport (SYD / YSSY) Sydney, Australia