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GTF to OLP: distance & flight time
Great Falls (Great Falls International Airport) → Olympic Dam (Olympic Dam Airport)
8,715 mi
14,026 km · 7,573 nm
17h 33m
estimated nonstop flight time
+15.5h
time difference · heading west
See live GTF→OLP fares Phone-only fares on this route — call free
Flight time details
8,715 miles nonstop takes roughly 17h 33m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15.5-hour time gain when reading arrival times on your ticket.
The two airports
- GTF — Great Falls International Airport · Great Falls, United States
- OLP — Olympic Dam Airport · Olympic Dam, 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 GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
Near OLP
- UMR · Woomera Airfield46 mi away
- LGH · Leigh Creek Airport93 mi away
- PXH · Prominent Hill Airport97 mi away
- DLK · Dulkaninna Airport140 mi away
Frequently asked questions
How far is GTF from OLP?
The flight distance from Great Falls (GTF) to Olympic Dam (OLP) is 8,715 miles (14,026 km, 7,573 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to OLP?
A nonstop flight takes about 17h 33m 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 Great Falls and Olympic Dam?
Olympic Dam is 15.5 hours ahead of Great Falls.
What is the cheapest way to fly from GTF to OLP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–OLP that never appear on search engines, with no booking fees.