Need help booking?
Unpublished phone-only deals available
GTF to HLZ: distance & flight time
Great Falls (Great Falls International Airport) → Hamilton (Hamilton International Airport)
7,421 mi
11,943 km · 6,449 nm
15h 1m
estimated nonstop flight time
+18h
time difference · heading southwest
See live GTF→HLZ fares Phone-only fares on this route — call free
Flight time details
7,421 miles nonstop takes roughly 15h 1m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 18-hour time gain when reading arrival times on your ticket.
The two airports
- GTF — Great Falls International Airport · Great Falls, United States
- HLZ — Hamilton International Airport · Hamilton, New Zealand
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 HLZ
- TRG · Tauranga Airport49 mi away
- ROT · Rotorua Regional Airport56 mi away
- AMZ · Ardmore Airport61 mi away
- AKL · Auckland International Airport66 mi away
Frequently asked questions
How far is GTF from HLZ?
The flight distance from Great Falls (GTF) to Hamilton (HLZ) is 7,421 miles (11,943 km, 6,449 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to HLZ?
A nonstop flight takes about 15h 1m 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 Hamilton?
Hamilton is 18 hours ahead of Great Falls.
What is the cheapest way to fly from GTF to HLZ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–HLZ that never appear on search engines, with no booking fees.