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SIA to SYD: distance & flight time
Xi\'AN (Xi'an Xiguan Airport) → Sydney (Sydney Kingsford Smith International Airport)
5,449 mi
8,770 km · 4,735 nm
11h 9m
estimated nonstop flight time
+2h
time difference · heading southeast
See live SIA→SYD fares Phone-only fares on this route — call free
Flight time details
5,449 miles nonstop takes roughly 11h 9m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- SIA — Xi'an Xiguan Airport · Xi\'AN, China
- 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 SIA
- XIY · Xi'an Xianyang International Airport22 mi away
- AKA · Ankang Wulipu Airport116 mi away
- YCU · Yuncheng Guangong Airport120 mi away
- IQN · Qingyang Airport130 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 SIA from SYD?
The flight distance from Xi\'AN (SIA) to Sydney (SYD) is 5,449 miles (8,770 km, 4,735 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIA to SYD?
A nonstop flight takes about 11h 9m 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 Xi\'AN and Sydney?
Sydney is 2 hours ahead of Xi\'AN.
What is the cheapest way to fly from SIA to SYD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIA–SYD that never appear on search engines, with no booking fees.