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MGB to JNB: distance & flight time
Mount Gambier (Mount Gambier Airport) → Johannesburg (OR Tambo International Airport)
6,228 mi
10,023 km · 5,412 nm
12h 41m
estimated nonstop flight time
-7.5h
time difference · heading southwest
See live MGB→JNB fares Phone-only fares on this route — call free
Flight time details
6,228 miles nonstop takes roughly 12h 41m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7.5-hour time set-back when reading arrival times on your ticket.
The two airports
- MGB — Mount Gambier Airport · Mount Gambier, Australia
- JNB — OR Tambo International Airport · Johannesburg, South Africa
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 JNB
- QRA · Rand Airport9 mi away
- GCJ · Grand Central Airport12 mi away
- WKF · Waterkloof Air Force Base21 mi away
- HLA · Lanseria Airport24 mi away
Frequently asked questions
How far is MGB from JNB?
The flight distance from Mount Gambier (MGB) to Johannesburg (JNB) is 6,228 miles (10,023 km, 5,412 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MGB to JNB?
A nonstop flight takes about 12h 41m 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 Johannesburg?
Johannesburg is 7.5 hours behind Mount Gambier.
What is the cheapest way to fly from MGB to JNB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MGB–JNB that never appear on search engines, with no booking fees.