Need help booking?
Unpublished phone-only deals available
CJJ to OSH: distance & flight time
Chongju (Cheongju International Airport/Cheongju Air Base (K-59/G-513)) → Oshkosh (Wittman Regional Airport)
6,421 mi
10,333 km · 5,579 nm
13h 3m
estimated nonstop flight time
-14h
time difference · heading northeast
See live CJJ→OSH fares Phone-only fares on this route — call free
Flight time details
6,421 miles nonstop takes roughly 13h 3m 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
- CJJ — Cheongju International Airport/Cheongju Air Base (K-59/G-513) · Chongju, South Korea
- OSH — Wittman Regional Airport · Oshkosh, 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 CJJ
- OSN · Osan Air Base37 mi away
- ICN · Incheon International Airport78 mi away
- SWU · Suwon Airport45 mi away
- YEC · Yecheon Airbase48 mi away
Near OSH
- FLD · Fond du Lac County Airport15 mi away
- ATW · Appleton International Airport19 mi away
- SBM · Sheboygan County Memorial Airport38 mi away
- GRB · Austin Straubel International Airport41 mi away
Frequently asked questions
How far is CJJ from OSH?
The flight distance from Chongju (CJJ) to Oshkosh (OSH) is 6,421 miles (10,333 km, 5,579 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CJJ to OSH?
A nonstop flight takes about 13h 3m 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 Chongju and Oshkosh?
Oshkosh is 14 hours behind Chongju.
What is the cheapest way to fly from CJJ to OSH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CJJ–OSH that never appear on search engines, with no booking fees.