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IPT to CJJ: distance & flight time
Williamsport (Williamsport Regional Airport) → Chongju (Cheongju International Airport/Cheongju Air Base (K-59/G-513))
6,833 mi
10,997 km · 5,938 nm
13h 52m
estimated nonstop flight time
+13h
time difference · heading north
See live IPT→CJJ fares Phone-only fares on this route — call free
Flight time details
6,833 miles nonstop takes roughly 13h 52m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- IPT — Williamsport Regional Airport · Williamsport, 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 IPT
- LHV · William T. Piper Memorial Airport27 mi away
- HZL · Hazleton Municipal Airport51 mi away
- SCE · University Park Airport55 mi away
- WBW · Wilkes Barre Wyoming Valley Airport56 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 IPT from CJJ?
The flight distance from Williamsport (IPT) to Chongju (CJJ) is 6,833 miles (10,997 km, 5,938 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IPT to CJJ?
A nonstop flight takes about 13h 52m 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 Williamsport and Chongju?
Chongju is 13 hours ahead of Williamsport.
What is the cheapest way to fly from IPT to CJJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IPT–CJJ that never appear on search engines, with no booking fees.