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KGS to DUC: distance & flight time
Kos (Kos Airport) → Duncan (Halliburton Field)
6,377 mi
10,264 km · 5,542 nm
12h 58m
estimated nonstop flight time
-8h
time difference · heading northwest
See live KGS→DUC fares Phone-only fares on this route — call free
Flight time details
6,377 miles nonstop takes roughly 12h 58m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- KGS — Kos Airport · Kos, Greece
- DUC — Halliburton Field · Duncan, 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 DUC
Frequently asked questions
How far is KGS from DUC?
The flight distance from Kos (KGS) to Duncan (DUC) is 6,377 miles (10,264 km, 5,542 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KGS to DUC?
A nonstop flight takes about 12h 58m 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 Duncan?
Duncan is 8 hours behind Kos.
What is the cheapest way to fly from KGS to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KGS–DUC that never appear on search engines, with no booking fees.