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IGR to GTF: distance & flight time
Iguazu Falls (Cataratas Del Iguazú International Airport) → Great Falls (Great Falls International Airport)
6,169 mi
9,929 km · 5,361 nm
12h 34m
estimated nonstop flight time
-3h
time difference · heading northwest
See live IGR→GTF fares Phone-only fares on this route — call free
Flight time details
6,169 miles nonstop takes roughly 12h 34m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- IGR — Cataratas Del Iguazú International Airport · Iguazu Falls, Argentina
- 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 IGR
- IGU · Cataratas International Airport9 mi away
- AGT · Guarani International Airport30 mi away
- ELO · El Dorado Airport46 mi away
- CAC · Cascavel Airport79 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 IGR from GTF?
The flight distance from Iguazu Falls (IGR) to Great Falls (GTF) is 6,169 miles (9,929 km, 5,361 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IGR to GTF?
A nonstop flight takes about 12h 34m 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 Iguazu Falls and Great Falls?
Great Falls is 3 hours behind Iguazu Falls.
What is the cheapest way to fly from IGR to GTF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IGR–GTF that never appear on search engines, with no booking fees.