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OKO to CEI: distance & flight time
Yokota (Yokota Air Base) → Chiang Rai (Chiang Rai International Airport)
2,624 mi
4,222 km · 2,280 nm
5h 37m
estimated nonstop flight time
-2h
time difference · heading west
See live OKO→CEI fares Phone-only fares on this route — call free
Flight time details
2,624 miles nonstop takes roughly 5h 37m 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
- OKO — Yokota Air Base · Yokota, 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 OKO
- HND · Tokyo Haneda International Airport28 mi away
- NRT · Narita International Airport58 mi away
- NJA · Atsugi Naval Air Facility21 mi away
- IBR · Hyakuri Airport67 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 OKO from CEI?
The flight distance from Yokota (OKO) to Chiang Rai (CEI) is 2,624 miles (4,222 km, 2,280 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKO to CEI?
A nonstop flight takes about 5h 37m 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 Yokota and Chiang Rai?
Chiang Rai is 2 hours behind Yokota.
What is the cheapest way to fly from OKO to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKO–CEI that never appear on search engines, with no booking fees.