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LUK to SYD: distance & flight time
Cincinnati (Cincinnati Municipal Airport Lunken Field) → Sydney (Sydney Kingsford Smith International Airport)
9,377 mi
15,091 km · 8,149 nm
18h 51m
estimated nonstop flight time
+14h
time difference · heading west
See live LUK→SYD fares Phone-only fares on this route — call free
Flight time details
9,377 miles nonstop takes roughly 18h 51m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- LUK — Cincinnati Municipal Airport Lunken Field · Cincinnati, United States
- SYD — Sydney Kingsford Smith International Airport · Sydney, Australia
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near LUK
Near SYD
- BWU · Sydney Bankstown Airport11 mi away
- CDU · Camden Airport29 mi away
- XRH · RAAF Base Richmond33 mi away
- WOL · Wollongong Airport48 mi away
Frequently asked questions
How far is LUK from SYD?
The flight distance from Cincinnati (LUK) to Sydney (SYD) is 9,377 miles (15,091 km, 8,149 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LUK to SYD?
A nonstop flight takes about 18h 51m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Cincinnati and Sydney?
Sydney is 14 hours ahead of Cincinnati.
What is the cheapest way to fly from LUK to SYD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LUK–SYD that never appear on search engines, with no booking fees.