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JST to CJJ: distance & flight time
Johnstown (John Murtha Johnstown Cambria County Airport) → Chongju (Cheongju International Airport/Cheongju Air Base (K-59/G-513))
6,858 mi
11,038 km · 5,960 nm
13h 55m
estimated nonstop flight time
+13h
time difference · heading north
See live JST→CJJ fares Phone-only fares on this route — call free
Flight time details
6,858 miles nonstop takes roughly 13h 55m 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
- JST — John Murtha Johnstown Cambria County Airport · Johnstown, 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 JST
- AOO · Altoona Blair County Airport27 mi away
- LBE · Arnold Palmer Regional Airport30 mi away
- CBE · Greater Cumberland Regional Airport49 mi away
- AGC · Allegheny County Airport58 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 JST from CJJ?
The flight distance from Johnstown (JST) to Chongju (CJJ) is 6,858 miles (11,038 km, 5,960 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from JST to CJJ?
A nonstop flight takes about 13h 55m 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 Johnstown and Chongju?
Chongju is 13 hours ahead of Johnstown.
What is the cheapest way to fly from JST to CJJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on JST–CJJ that never appear on search engines, with no booking fees.