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UBP to KUM: distance & flight time
Ubon Ratchathani (Ubon Ratchathani Airport) → Yakushima (Yakushima Airport)
1,939 mi
3,121 km · 1,685 nm
4h 16m
estimated nonstop flight time
+2h
time difference · heading northeast
See live UBP→KUM fares Phone-only fares on this route — call free
Flight time details
1,939 miles nonstop takes roughly 4h 16m 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
- UBP — Ubon Ratchathani Airport · Ubon Ratchathani, Thailand
- KUM — Yakushima Airport · Yakushima, 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 UBP
- PKZ · Pakse International Airport61 mi away
- ZVK · Savannakhet Airport90 mi away
- ROI · Roi Et Airport94 mi away
- PXR · Surin Airport95 mi away
Near KUM
- TNE · New Tanegashima Airport25 mi away
- KOJ · Kagoshima Airport98 mi away
- KMI · Miyazaki Airport113 mi away
- ASJ · Amami Airport147 mi away
Frequently asked questions
How far is UBP from KUM?
The flight distance from Ubon Ratchathani (UBP) to Yakushima (KUM) is 1,939 miles (3,121 km, 1,685 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UBP to KUM?
A nonstop flight takes about 4h 16m 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 Ubon Ratchathani and Yakushima?
Yakushima is 2 hours ahead of Ubon Ratchathani.
What is the cheapest way to fly from UBP to KUM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UBP–KUM that never appear on search engines, with no booking fees.