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STK to SYD: distance & flight time
Sterling (Sterling Municipal Airport) → Sydney (Sydney Kingsford Smith International Airport)
8,441 mi
13,585 km · 7,335 nm
17h 1m
estimated nonstop flight time
+16h
time difference · heading west
See live STK→SYD fares Phone-only fares on this route — call free
Flight time details
8,441 miles nonstop takes roughly 17h 1m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- STK — Sterling Municipal Airport · Sterling, 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 STK
- AKO · Colorado Plains Regional Airport30 mi away
- SNY · Sidney Municipal-Lloyd W Carr Field37 mi away
- DEN · Denver International Airport91 mi away
- GXY · Greeley–Weld County Airport73 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 STK from SYD?
The flight distance from Sterling (STK) to Sydney (SYD) is 8,441 miles (13,585 km, 7,335 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STK to SYD?
A nonstop flight takes about 17h 1m 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 Sterling and Sydney?
Sydney is 16 hours ahead of Sterling.
What is the cheapest way to fly from STK to SYD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STK–SYD that never appear on search engines, with no booking fees.