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CNX to CMB: distance & flight time
Chiang Mai (Chiang Mai International Airport) → Colombo (Bandaranaike International Colombo Airport)
1,511 mi
2,432 km · 1,313 nm
3h 26m
estimated nonstop flight time
-1.5h
time difference · heading southwest
See live CNX→CMB fares Phone-only fares on this route — call free
Flight time details
1,511 miles nonstop takes roughly 3h 26m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1.5-hour time set-back when reading arrival times on your ticket.
The two airports
- CNX — Chiang Mai International Airport · Chiang Mai, Thailand
- CMB — Bandaranaike International Colombo Airport · Colombo, Sri Lanka
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 CNX
- LPT · Lampang Airport49 mi away
- PYY · Mae Hong Son Airport54 mi away
- HGN · Mae Hong Son Airport74 mi away
- PRH · Phrae Airport90 mi away
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
Frequently asked questions
How far is CNX from CMB?
The flight distance from Chiang Mai (CNX) to Colombo (CMB) is 1,511 miles (2,432 km, 1,313 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CNX to CMB?
A nonstop flight takes about 3h 26m 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 Mai and Colombo?
Colombo is 1.5 hours behind Chiang Mai.
What is the cheapest way to fly from CNX to CMB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CNX–CMB that never appear on search engines, with no booking fees.