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DUC to CJJ: distance & flight time
Duncan (Halliburton Field) → Chongju (Cheongju International Airport/Cheongju Air Base (K-59/G-513))
6,715 mi
10,807 km · 5,835 nm
13h 38m
estimated nonstop flight time
+14h
time difference · heading northwest
See live DUC→CJJ fares Phone-only fares on this route — call free
Flight time details
6,715 miles nonstop takes roughly 13h 38m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- DUC — Halliburton Field · Duncan, United States
- CJJ — Cheongju International Airport/Cheongju Air Base (K-59/G-513) · Chongju, South Korea
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 CJJ
- OSN · Osan Air Base37 mi away
- ICN · Incheon International Airport78 mi away
- SWU · Suwon Airport45 mi away
- YEC · Yecheon Airbase48 mi away
Frequently asked questions
How far is DUC from CJJ?
The flight distance from Duncan (DUC) to Chongju (CJJ) is 6,715 miles (10,807 km, 5,835 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DUC to CJJ?
A nonstop flight takes about 13h 38m 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 Duncan and Chongju?
Chongju is 14 hours ahead of Duncan.
What is the cheapest way to fly from DUC to CJJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DUC–CJJ that never appear on search engines, with no booking fees.