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ONT to XTG: distance & flight time
Ontario (Ontario International Airport) → Thargomindah (Thargomindah Airport)
7,727 mi
12,436 km · 6,715 nm
15h 37m
estimated nonstop flight time
+17h
time difference · heading west
See live ONT→XTG fares Phone-only fares on this route — call free
Flight time details
7,727 miles nonstop takes roughly 15h 37m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 17-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- XTG — Thargomindah Airport · Thargomindah, 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 ONT
- CCB · Cable Airport6 mi away
- CNO · Chino Airport6 mi away
- LAX · Los Angeles International Airport47 mi away
- RAL · Riverside Municipal Airport11 mi away
Near XTG
- ULP · Quilpie Airport99 mi away
- CMA · Cunnamulla Airport111 mi away
- BBL · Ballera Airport129 mi away
- TYB · Tibooburra Airport147 mi away
Frequently asked questions
How far is ONT from XTG?
The flight distance from Ontario (ONT) to Thargomindah (XTG) is 7,727 miles (12,436 km, 6,715 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to XTG?
A nonstop flight takes about 15h 37m 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 Ontario and Thargomindah?
Thargomindah is 17 hours ahead of Ontario.
What is the cheapest way to fly from ONT to XTG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–XTG that never appear on search engines, with no booking fees.