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GTF to THG: distance & flight time
Great Falls (Great Falls International Airport) → Biloela (Thangool Airport)
7,812 mi
12,572 km · 6,788 nm
15h 47m
estimated nonstop flight time
+16h
time difference · heading west
See live GTF→THG fares Phone-only fares on this route — call free
Flight time details
7,812 miles nonstop takes roughly 15h 47m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- GTF — Great Falls International Airport · Great Falls, United States
- THG — Thangool Airport · Biloela, 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 THG
- TDR · Theodore Airport46 mi away
- GLT · Gladstone Airport59 mi away
- ROK · Rockhampton Airport77 mi away
- GKL · Great Keppel Is Airport93 mi away
Frequently asked questions
How far is GTF from THG?
The flight distance from Great Falls (GTF) to Biloela (THG) is 7,812 miles (12,572 km, 6,788 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to THG?
A nonstop flight takes about 15h 47m 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 Biloela?
Biloela is 16 hours ahead of Great Falls.
What is the cheapest way to fly from GTF to THG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–THG that never appear on search engines, with no booking fees.