Need help booking?
Unpublished phone-only deals available
MGB to ONO: distance & flight time
Mount Gambier (Mount Gambier Airport) → Ontario (Ontario Municipal Airport)
8,503 mi
13,684 km · 7,389 nm
17h 8m
estimated nonstop flight time
-15.5h
time difference · heading northeast
See live MGB→ONO fares Phone-only fares on this route — call free
Flight time details
8,503 miles nonstop takes roughly 17h 8m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15.5-hour time set-back when reading arrival times on your ticket.
The two airports
- MGB — Mount Gambier Airport · Mount Gambier, Australia
- ONO — Ontario Municipal 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 MGB
- NAC · Naracoorte Airport53 mi away
- PTJ · Portland Airport54 mi away
- HLT · Hamilton Airport70 mi away
- WMB · Warrnambool Airport98 mi away
Near ONO
- BOI · Boise Air Terminal/Gowen Field50 mi away
- BKE · Baker City Municipal Airport69 mi away
- MYL · McCall Municipal Airport75 mi away
- MUO · Mountain Home Air Force Base88 mi away
Frequently asked questions
How far is MGB from ONO?
The flight distance from Mount Gambier (MGB) to Ontario (ONO) is 8,503 miles (13,684 km, 7,389 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MGB to ONO?
A nonstop flight takes about 17h 8m 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 Mount Gambier and Ontario?
Ontario is 15.5 hours behind Mount Gambier.
What is the cheapest way to fly from MGB to ONO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MGB–ONO that never appear on search engines, with no booking fees.