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XTG to ONT: distance & flight time
Thargomindah (Thargomindah Airport) → Ontario (Ontario International Airport)
7,727 mi
12,436 km · 6,715 nm
15h 37m
estimated nonstop flight time
-17h
time difference · heading northeast
See live XTG→ONT fares Phone-only fares on this route — call free
Flight time details
7,727 miles nonstop takes roughly 15h 37m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 17-hour time set-back when reading arrival times on your ticket.
The two airports
- XTG — Thargomindah Airport · Thargomindah, Australia
- ONT — Ontario International Airport · Ontario, United States
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 XTG
- ULP · Quilpie Airport99 mi away
- CMA · Cunnamulla Airport111 mi away
- BBL · Ballera Airport129 mi away
- TYB · Tibooburra Airport147 mi away
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
Frequently asked questions
How far is XTG from ONT?
The flight distance from Thargomindah (XTG) to Ontario (ONT) 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 XTG to ONT?
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 Thargomindah and Ontario?
Ontario is 17 hours behind Thargomindah.
What is the cheapest way to fly from XTG to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on XTG–ONT that never appear on search engines, with no booking fees.