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GTF to KSJ: distance & flight time
Great Falls (Great Falls International Airport) → Kasos (Kasos Airport)
6,155 mi
9,905 km · 5,348 nm
12h 32m
estimated nonstop flight time
+9h
time difference · heading northeast
See live GTF→KSJ fares Phone-only fares on this route — call free
Flight time details
6,155 miles nonstop takes roughly 12h 32m 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
- KSJ — Kasos Airport · Kasos, 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 KSJ
- AOK · Karpathos Airport13 mi away
- JSH · Sitia Airport48 mi away
- JTY · Astypalaia Airport85 mi away
- KGS · Kos Airport95 mi away
Frequently asked questions
How far is GTF from KSJ?
The flight distance from Great Falls (GTF) to Kasos (KSJ) is 6,155 miles (9,905 km, 5,348 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to KSJ?
A nonstop flight takes about 12h 32m 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 Kasos?
Kasos is 9 hours ahead of Great Falls.
What is the cheapest way to fly from GTF to KSJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–KSJ that never appear on search engines, with no booking fees.