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UTH to SYD: distance & flight time
Udon Thani (Udon Thani Airport) → Sydney (Sydney Kingsford Smith International Airport)
4,765 mi
7,669 km · 4,141 nm
9h 49m
estimated nonstop flight time
+3h
time difference · heading southeast
See live UTH→SYD fares Phone-only fares on this route — call free
Flight time details
4,765 miles nonstop takes roughly 9h 49m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- UTH — Udon Thani Airport · Udon Thani, Thailand
- 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 UTH
- VTE · Wattay International Airport44 mi away
- KKC · Khon Kaen Airport64 mi away
- LOE · Loei Airport70 mi away
- SNO · Sakon Nakhon Airport89 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 UTH from SYD?
The flight distance from Udon Thani (UTH) to Sydney (SYD) is 4,765 miles (7,669 km, 4,141 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UTH to SYD?
A nonstop flight takes about 9h 49m 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 Udon Thani and Sydney?
Sydney is 3 hours ahead of Udon Thani.
What is the cheapest way to fly from UTH to SYD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UTH–SYD that never appear on search engines, with no booking fees.