Need help booking?
Unpublished phone-only deals available
GTF to WYA: distance & flight time
Great Falls (Great Falls International Airport) → Whyalla (Whyalla Airport)
8,796 mi
14,156 km · 7,644 nm
17h 43m
estimated nonstop flight time
+15.5h
time difference · heading west
See live GTF→WYA fares Phone-only fares on this route — call free
Flight time details
8,796 miles nonstop takes roughly 17h 43m 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
- WYA — Whyalla Airport · Whyalla, 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 WYA
- PPI · Port Pirie Airport30 mi away
- PUG · Port Augusta Airport40 mi away
- CVC · Cleve Airport74 mi away
- UMR · Woomera Airfield138 mi away
Frequently asked questions
How far is GTF from WYA?
The flight distance from Great Falls (GTF) to Whyalla (WYA) is 8,796 miles (14,156 km, 7,644 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to WYA?
A nonstop flight takes about 17h 43m 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 Whyalla?
Whyalla is 15.5 hours ahead of Great Falls.
What is the cheapest way to fly from GTF to WYA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–WYA that never appear on search engines, with no booking fees.