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ISM to SYD: distance & flight time
Kissimmee (Kissimmee Gateway Airport) → Sydney (Sydney Kingsford Smith International Airport)
9,334 mi
15,021 km · 8,111 nm
18h 46m
estimated nonstop flight time
+14h
time difference · heading west
See live ISM→SYD fares Phone-only fares on this route — call free
Flight time details
9,334 miles nonstop takes roughly 18h 46m 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
- ISM — Kissimmee Gateway Airport · Kissimmee, 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 ISM
- MCO · Orlando International Airport12 mi away
- ORL · Orlando Executive Airport19 mi away
- GIF · Winter Haven Regional Airport - Gilbert Field25 mi away
- TPA · Tampa International Airport70 mi away
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 ISM from SYD?
The flight distance from Kissimmee (ISM) to Sydney (SYD) is 9,334 miles (15,021 km, 8,111 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISM to SYD?
A nonstop flight takes about 18h 46m 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 Kissimmee and Sydney?
Sydney is 14 hours ahead of Kissimmee.
What is the cheapest way to fly from ISM to SYD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISM–SYD that never appear on search engines, with no booking fees.