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GTF to EFL: distance & flight time
Great Falls (Great Falls International Airport) → Keffallinia (Kefallinia Airport)
5,821 mi
9,369 km · 5,059 nm
11h 53m
estimated nonstop flight time
+9h
time difference · heading northeast
See live GTF→EFL fares Phone-only fares on this route — call free
Flight time details
5,821 miles nonstop takes roughly 11h 53m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- GTF — Great Falls International Airport · Great Falls, United States
- EFL — Kefallinia Airport · Keffallinia, Greece
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 EFL
- ZTH · Zakynthos International Airport "Dionysios Solomos"33 mi away
- PYR · Andravida Air Base45 mi away
- GPA · Araxos Airport50 mi away
- AGQ · Agrinion Air Base57 mi away
Frequently asked questions
How far is GTF from EFL?
The flight distance from Great Falls (GTF) to Keffallinia (EFL) is 5,821 miles (9,369 km, 5,059 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to EFL?
A nonstop flight takes about 11h 53m 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 Keffallinia?
Keffallinia is 9 hours ahead of Great Falls.
What is the cheapest way to fly from GTF to EFL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–EFL that never appear on search engines, with no booking fees.