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RML to KMG: distance & flight time
Colombo (Colombo Ratmalana Airport) → Kunming (Kunming Changshui International Airport)
1,978 mi
3,183 km · 1,719 nm
4h 21m
estimated nonstop flight time
+2.5h
time difference · heading northeast
See live RML→KMG fares Phone-only fares on this route — call free
Flight time details
1,978 miles nonstop takes roughly 4h 21m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2.5-hour time gain when reading arrival times on your ticket.
The two airports
- RML — Colombo Ratmalana Airport · Colombo, Sri Lanka
- KMG — Kunming Changshui International Airport · Kunming, China
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 RML
- CMB · Bandaranaike International Colombo Airport25 mi away
- KCT · Koggala Airport65 mi away
- HRI · Mattala Rajapaksa International Airport93 mi away
- GIU · Sigiriya Air Force Base97 mi away
Near KMG
- YUA · Yuanmou Air Base79 mi away
- PZI · Bao'anying Airport122 mi away
- ACX · Xingyi Airport127 mi away
Frequently asked questions
How far is RML from KMG?
The flight distance from Colombo (RML) to Kunming (KMG) is 1,978 miles (3,183 km, 1,719 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RML to KMG?
A nonstop flight takes about 4h 21m 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 Kunming?
Kunming is 2.5 hours ahead of Colombo.
What is the cheapest way to fly from RML to KMG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RML–KMG that never appear on search engines, with no booking fees.