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CNX to CJJ: distance & flight time
Chiang Mai (Chiang Mai International Airport) → Chongju (Cheongju International Airport/Cheongju Air Base (K-59/G-513))
2,127 mi
3,423 km · 1,848 nm
4h 38m
estimated nonstop flight time
+2h
time difference · heading northeast
See live CNX→CJJ fares Phone-only fares on this route — call free
Flight time details
2,127 miles nonstop takes roughly 4h 38m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- CNX — Chiang Mai International Airport · Chiang Mai, Thailand
- 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 CNX
- LPT · Lampang Airport49 mi away
- PYY · Mae Hong Son Airport54 mi away
- HGN · Mae Hong Son Airport74 mi away
- PRH · Phrae Airport90 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 CNX from CJJ?
The flight distance from Chiang Mai (CNX) to Chongju (CJJ) is 2,127 miles (3,423 km, 1,848 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CNX to CJJ?
A nonstop flight takes about 4h 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 Chiang Mai and Chongju?
Chongju is 2 hours ahead of Chiang Mai.
What is the cheapest way to fly from CNX to CJJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CNX–CJJ that never appear on search engines, with no booking fees.