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ROI to KUM: distance & flight time
Roi Et (Roi Et Airport) → Yakushima (Yakushima Airport)
1,963 mi
3,159 km · 1,706 nm
4h 19m
estimated nonstop flight time
+2h
time difference · heading northeast
See live ROI→KUM fares Phone-only fares on this route — call free
Flight time details
1,963 miles nonstop takes roughly 4h 19m 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
- ROI — Roi Et Airport · Roi Et, 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 ROI
- KKC · Khon Kaen Airport70 mi away
- BFV · Buri Ram Airport70 mi away
- ZVK · Savannakhet Airport72 mi away
- SNO · Sakon Nakhon Airport78 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 ROI from KUM?
The flight distance from Roi Et (ROI) to Yakushima (KUM) is 1,963 miles (3,159 km, 1,706 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ROI to KUM?
A nonstop flight takes about 4h 19m 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 Roi Et and Yakushima?
Yakushima is 2 hours ahead of Roi Et.
What is the cheapest way to fly from ROI to KUM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ROI–KUM that never appear on search engines, with no booking fees.