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SUX to CJJ: distance & flight time
Sioux City (Sioux Gateway Col. Bud Day Field) → Chongju (Cheongju International Airport/Cheongju Air Base (K-59/G-513))
6,311 mi
10,157 km · 5,484 nm
12h 51m
estimated nonstop flight time
+14h
time difference · heading northwest
See live SUX→CJJ fares Phone-only fares on this route — call free
Flight time details
6,311 miles nonstop takes roughly 12h 51m 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
- SUX — Sioux Gateway Col. Bud Day Field · Sioux City, 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 SUX
- OFK · Karl Stefan Memorial Airport61 mi away
- YKN · Chan Gurney Municipal Airport62 mi away
- FET · Fremont Municipal Airport66 mi away
- OMA · Eppley Airfield80 mi away
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 SUX from CJJ?
The flight distance from Sioux City (SUX) to Chongju (CJJ) is 6,311 miles (10,157 km, 5,484 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SUX to CJJ?
A nonstop flight takes about 12h 51m 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 Sioux City and Chongju?
Chongju is 14 hours ahead of Sioux City.
What is the cheapest way to fly from SUX to CJJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SUX–CJJ that never appear on search engines, with no booking fees.