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NNT to RML: distance & flight time
Nan (Nan Airport) → Colombo (Colombo Ratmalana Airport)
1,630 mi
2,624 km · 1,417 nm
3h 40m
estimated nonstop flight time
-1.5h
time difference · heading southwest
See live NNT→RML fares Phone-only fares on this route — call free
Flight time details
1,630 miles nonstop takes roughly 3h 40m 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
- NNT — Nan Airport · Nan, Thailand
- RML — Colombo Ratmalana 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 NNT
- PRH · Phrae Airport62 mi away
- ZBY · Sayaboury Airport68 mi away
- LPT · Lampang Airport92 mi away
- CEI · Chiang Rai International Airport98 mi away
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
Frequently asked questions
How far is NNT from RML?
The flight distance from Nan (NNT) to Colombo (RML) is 1,630 miles (2,624 km, 1,417 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NNT to RML?
A nonstop flight takes about 3h 40m 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 Nan and Colombo?
Colombo is 1.5 hours behind Nan.
What is the cheapest way to fly from NNT to RML?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NNT–RML that never appear on search engines, with no booking fees.