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CMB to CEI: distance & flight time
Colombo (Bandaranaike International Colombo Airport) → Chiang Rai (Chiang Rai International Airport)
1,604 mi
2,582 km · 1,394 nm
3h 37m
estimated nonstop flight time
+1.5h
time difference · heading northeast
See live CMB→CEI fares Phone-only fares on this route — call free
Flight time details
1,604 miles nonstop takes roughly 3h 37m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1.5-hour time gain when reading arrival times on your ticket.
The two airports
- CMB — Bandaranaike International Colombo Airport · Colombo, Sri Lanka
- 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 CMB
- RML · Colombo Ratmalana Airport25 mi away
- GIU · Sigiriya Air Force Base79 mi away
- ACJ · Anuradhapura Air Force Base86 mi away
- KCT · Koggala Airport87 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 CMB from CEI?
The flight distance from Colombo (CMB) to Chiang Rai (CEI) is 1,604 miles (2,582 km, 1,394 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMB to CEI?
A nonstop flight takes about 3h 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 Colombo and Chiang Rai?
Chiang Rai is 1.5 hours ahead of Colombo.
What is the cheapest way to fly from CMB to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMB–CEI that never appear on search engines, with no booking fees.