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SYD to CEI: distance & flight time
Sydney (Sydney Kingsford Smith International Airport) → Chiang Rai (Chiang Rai International Airport)
5,024 mi
8,086 km · 4,366 nm
10h 19m
estimated nonstop flight time
-3h
time difference · heading northwest
See live SYD→CEI fares Phone-only fares on this route — call free
Flight time details
5,024 miles nonstop takes roughly 10h 19m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- SYD — Sydney Kingsford Smith International Airport · Sydney, Australia
- CEI — Chiang Rai International Airport · Chiang Rai, Thailand
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 SYD
- BWU · Sydney Bankstown Airport11 mi away
- CDU · Camden Airport29 mi away
- XRH · RAAF Base Richmond33 mi away
- WOL · Wollongong Airport48 mi away
Near CEI
- THL · Tachileik Airport37 mi away
- HOE · Ban Huoeisay Airport42 mi away
- MOG · Mong Hsat Airport56 mi away
- KET · Kengtung Airport95 mi away
Frequently asked questions
How far is SYD from CEI?
The flight distance from Sydney (SYD) to Chiang Rai (CEI) is 5,024 miles (8,086 km, 4,366 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SYD to CEI?
A nonstop flight takes about 10h 19m 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 Sydney and Chiang Rai?
Chiang Rai is 3 hours behind Sydney.
What is the cheapest way to fly from SYD to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SYD–CEI that never appear on search engines, with no booking fees.