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KKC to UBJ: distance & flight time
Khon Kaen (Khon Kaen Airport) → Yamaguchi (Yamaguchi Ube Airport)
2,139 mi
3,443 km · 1,859 nm
4h 40m
estimated nonstop flight time
+2h
time difference · heading northeast
See live KKC→UBJ fares Phone-only fares on this route — call free
Flight time details
2,139 miles nonstop takes roughly 4h 40m 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
- KKC — Khon Kaen Airport · Khon Kaen, Thailand
- UBJ — Yamaguchi Ube Airport · Yamaguchi, Japan
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 KKC
- UTH · Udon Thani Airport64 mi away
- ROI · Roi Et Airport70 mi away
- BFV · Buri Ram Airport91 mi away
- LOE · Loei Airport97 mi away
Near UBJ
- KKJ · Kitakyūshū Airport15 mi away
- OIT · Oita Airport41 mi away
- FUK · Fukuoka Airport53 mi away
- IWK · Iwakuni Marine Corps Air Station57 mi away
Frequently asked questions
How far is KKC from UBJ?
The flight distance from Khon Kaen (KKC) to Yamaguchi (UBJ) is 2,139 miles (3,443 km, 1,859 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KKC to UBJ?
A nonstop flight takes about 4h 40m 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 Khon Kaen and Yamaguchi?
Yamaguchi is 2 hours ahead of Khon Kaen.
What is the cheapest way to fly from KKC to UBJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KKC–UBJ that never appear on search engines, with no booking fees.