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DUC to KGS: distance & flight time
Duncan (Halliburton Field) → Kos (Kos Airport)
6,377 mi
10,264 km · 5,542 nm
12h 58m
estimated nonstop flight time
+8h
time difference · heading northeast
See live DUC→KGS fares Phone-only fares on this route — call free
Flight time details
6,377 miles nonstop takes roughly 12h 58m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- DUC — Halliburton Field · Duncan, United States
- KGS — Kos Airport · Kos, 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 DUC
Near KGS
- JKL · Kalymnos Airport14 mi away
- LRS · Leros Airport31 mi away
- BXN · Imsık Airport40 mi away
- JTY · Astypalaia Airport42 mi away
Frequently asked questions
How far is DUC from KGS?
The flight distance from Duncan (DUC) to Kos (KGS) 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 DUC to KGS?
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.
Are there nonstop flights from DUC to KGS?
Nonstop service on DUC–KGS depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 12h 58m nonstop estimate.
What is the time difference between Duncan and Kos?
Kos is 8 hours ahead of Duncan.
What is the cheapest way to fly from DUC to KGS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DUC–KGS that never appear on search engines, with no booking fees.
Why are some DUC to KGS fares phone-only?
Consolidator contracts let us sell certain DUC–KGS tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.