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GTF to PTJ: distance & flight time
Great Falls (Great Falls International Airport) → Portland (Portland Airport)
8,833 mi
14,215 km · 7,675 nm
17h 47m
estimated nonstop flight time
+16h
time difference · heading west
See live GTF→PTJ fares Phone-only fares on this route — call free
Flight time details
8,833 miles nonstop takes roughly 17h 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
- PTJ — Portland Airport · Portland, 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 PTJ
- WMB · Warrnambool Airport53 mi away
- MGB · Mount Gambier Airport54 mi away
- HLT · Hamilton Airport56 mi away
- NAC · Naracoorte Airport101 mi away
Frequently asked questions
How far is GTF from PTJ?
The flight distance from Great Falls (GTF) to Portland (PTJ) is 8,833 miles (14,215 km, 7,675 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to PTJ?
A nonstop flight takes about 17h 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 Portland?
Portland is 16 hours ahead of Great Falls.
What is the cheapest way to fly from GTF to PTJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–PTJ that never appear on search engines, with no booking fees.