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HTI to GTF: distance & flight time
Hamilton Island (Hamilton Island Airport) → Great Falls (Great Falls International Airport)
7,689 mi
12,374 km · 6,681 nm
15h 33m
estimated nonstop flight time
-16h
time difference · heading northeast
See live HTI→GTF fares Phone-only fares on this route — call free
Flight time details
7,689 miles nonstop takes roughly 15h 33m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time set-back when reading arrival times on your ticket.
The two airports
- HTI — Hamilton Island Airport · Hamilton Island, Australia
- GTF — Great Falls International Airport · Great Falls, 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 HTI
- WSY · Whitsunday Island Airport14 mi away
- JHQ · Shute Harbour Airport14 mi away
- PPP · Proserpine Whitsunday Coast Airport28 mi away
- BMP · Brampton Island Airport37 mi away
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
Frequently asked questions
How far is HTI from GTF?
The flight distance from Hamilton Island (HTI) to Great Falls (GTF) is 7,689 miles (12,374 km, 6,681 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HTI to GTF?
A nonstop flight takes about 15h 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 Hamilton Island and Great Falls?
Great Falls is 16 hours behind Hamilton Island.
What is the cheapest way to fly from HTI to GTF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HTI–GTF that never appear on search engines, with no booking fees.