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CEI to KSO: distance & flight time
Chiang Rai (Chiang Rai International Airport) → Kastoria (Kastoria National Airport)
4,749 mi
7,642 km · 4,127 nm
9h 47m
estimated nonstop flight time
-4h
time difference · heading northwest
See live CEI→KSO fares Phone-only fares on this route — call free
Flight time details
4,749 miles nonstop takes roughly 9h 47m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time set-back when reading arrival times on your ticket.
The two airports
- CEI — Chiang Rai International Airport · Chiang Rai, Thailand
- KSO — Kastoria National Airport · Kastoria, Greece
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 CEI
- THL · Tachileik Airport37 mi away
- HOE · Ban Huoeisay Airport42 mi away
- MOG · Mong Hsat Airport56 mi away
- KET · Kengtung Airport95 mi away
Near KSO
- KZI · Filippos Airport31 mi away
- IOA · Ioannina Airport57 mi away
- OHD · Ohrid St. Paul the Apostle Airport58 mi away
- LRA · Larisa Airport83 mi away
Frequently asked questions
How far is CEI from KSO?
The flight distance from Chiang Rai (CEI) to Kastoria (KSO) is 4,749 miles (7,642 km, 4,127 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CEI to KSO?
A nonstop flight takes about 9h 47m 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 Chiang Rai and Kastoria?
Kastoria is 4 hours behind Chiang Rai.
What is the cheapest way to fly from CEI to KSO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CEI–KSO that never appear on search engines, with no booking fees.