Need help booking?
Unpublished phone-only deals available
ZEM to GTF: distance & flight time
Eastmain River (Eastmain River Airport) → Great Falls (Great Falls International Airport)
1,486 mi
2,391 km · 1,291 nm
3h 42m
estimated nonstop flight time
-2h
time difference · heading west
See live ZEM→GTF fares Phone-only fares on this route — call free
Flight time details
1,486 miles nonstop takes roughly 3h 42m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- ZEM — Eastmain River Airport · Eastmain River, Canada
- 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 ZEM
- YKQ · Waskaganish Airport53 mi away
- YNC · Wemindji Airport56 mi away
- YGL · La Grande Rivière Airport102 mi away
- YNS · Nemiscau Airport108 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 ZEM from GTF?
The flight distance from Eastmain River (ZEM) to Great Falls (GTF) is 1,486 miles (2,391 km, 1,291 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ZEM to GTF?
A nonstop flight takes about 3h 42m 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 Eastmain River and Great Falls?
Great Falls is 2 hours behind Eastmain River.
What is the cheapest way to fly from ZEM to GTF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ZEM–GTF that never appear on search engines, with no booking fees.