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KGS to FNL: distance & flight time
Kos (Kos Airport) → Fort Collins (Northern Colorado Regional Airport)
6,297 mi
10,135 km · 5,472 nm
12h 49m
estimated nonstop flight time
-9h
time difference · heading northwest
See live KGS→FNL fares Phone-only fares on this route — call free
Flight time details
6,297 miles nonstop takes roughly 12h 49m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- KGS — Kos Airport · Kos, Greece
- FNL — Northern Colorado Regional Airport · Fort Collins, 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 KGS
- JKL · Kalymnos Airport14 mi away
- LRS · Leros Airport31 mi away
- BXN · Imsık Airport40 mi away
- JTY · Astypalaia Airport42 mi away
Near FNL
- DEN · Denver International Airport45 mi away
- GXY · Greeley–Weld County Airport20 mi away
- WBU · Boulder Municipal Airport31 mi away
- BJC · Rocky Mountain Metropolitan Airport38 mi away
Frequently asked questions
How far is KGS from FNL?
The flight distance from Kos (KGS) to Fort Collins (FNL) is 6,297 miles (10,135 km, 5,472 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KGS to FNL?
A nonstop flight takes about 12h 49m 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 Kos and Fort Collins?
Fort Collins is 9 hours behind Kos.
What is the cheapest way to fly from KGS to FNL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KGS–FNL that never appear on search engines, with no booking fees.