Need help booking?
Unpublished phone-only deals available
TWB to ONT: distance & flight time
Toowoomba (Toowoomba Airport) → Ontario (Ontario International Airport)
7,281 mi
11,717 km · 6,327 nm
14h 45m
estimated nonstop flight time
-17h
time difference · heading northeast
See live TWB→ONT fares Phone-only fares on this route — call free
Flight time details
7,281 miles nonstop takes roughly 14h 45m 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
- TWB — Toowoomba Airport · Toowoomba, 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 TWB
- WTB · Toowoomba Wellcamp Airport8 mi away
- OKY · Oakey Airport14 mi away
- ACF · Brisbane Archerfield Airport67 mi away
- KGY · Kingaroy Airport67 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 TWB from ONT?
The flight distance from Toowoomba (TWB) to Ontario (ONT) is 7,281 miles (11,717 km, 6,327 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TWB to ONT?
A nonstop flight takes about 14h 45m 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 Toowoomba and Ontario?
Ontario is 17 hours behind Toowoomba.
What is the cheapest way to fly from TWB to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TWB–ONT that never appear on search engines, with no booking fees.