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KUM to CEI: distance & flight time
Yakushima (Yakushima Airport) → Chiang Rai (Chiang Rai International Airport)
2,047 mi
3,294 km · 1,779 nm
4h 29m
estimated nonstop flight time
-2h
time difference · heading west
See live KUM→CEI fares Phone-only fares on this route — call free
Flight time details
2,047 miles nonstop takes roughly 4h 29m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- KUM — Yakushima Airport · Yakushima, Japan
- CEI — Chiang Rai International Airport · Chiang Rai, Thailand
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 KUM
- TNE · New Tanegashima Airport25 mi away
- KOJ · Kagoshima Airport98 mi away
- KMI · Miyazaki Airport113 mi away
- ASJ · Amami Airport147 mi away
Near CEI
- THL · Tachileik Airport37 mi away
- HOE · Ban Huoeisay Airport42 mi away
- MOG · Mong Hsat Airport56 mi away
- KET · Kengtung Airport95 mi away
Frequently asked questions
How far is KUM from CEI?
The flight distance from Yakushima (KUM) to Chiang Rai (CEI) is 2,047 miles (3,294 km, 1,779 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KUM to CEI?
A nonstop flight takes about 4h 29m 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 Yakushima and Chiang Rai?
Chiang Rai is 2 hours behind Yakushima.
What is the cheapest way to fly from KUM to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KUM–CEI that never appear on search engines, with no booking fees.