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KAG to DUC: distance & flight time
Kangnung (Gangneung Airport (K-18)) → Duncan (Halliburton Field)
6,610 mi
10,638 km · 5,744 nm
13h 26m
estimated nonstop flight time
-14h
time difference · heading northeast
See live KAG→DUC fares Phone-only fares on this route — call free
Flight time details
6,610 miles nonstop takes roughly 13h 26m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- KAG — Gangneung Airport (K-18) · Kangnung, South Korea
- 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 KAG
- YNY · Yangyang International Airport26 mi away
- WJU · Wonju/Hoengseong Air Base (K-38/K-46)58 mi away
- YEC · Yecheon Airbase84 mi away
- ICN · Incheon International Airport138 mi away
Near DUC
Frequently asked questions
How far is KAG from DUC?
The flight distance from Kangnung (KAG) to Duncan (DUC) is 6,610 miles (10,638 km, 5,744 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KAG to DUC?
A nonstop flight takes about 13h 26m 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 Kangnung and Duncan?
Duncan is 14 hours behind Kangnung.
What is the cheapest way to fly from KAG to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KAG–DUC that never appear on search engines, with no booking fees.