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RML to TKH: distance & flight time
Colombo (Colombo Ratmalana Airport) → Nakhon Sawan (Takhli Airport)
1,501 mi
2,415 km · 1,304 nm
3h 25m
estimated nonstop flight time
+1.5h
time difference · heading northeast
See live RML→TKH fares Phone-only fares on this route — call free
Flight time details
1,501 miles nonstop takes roughly 3h 25m 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
- RML — Colombo Ratmalana Airport · Colombo, Sri Lanka
- TKH — Takhli Airport · Nakhon Sawan, 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 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 TKH
- KDT · Kamphaeng Saen Airport85 mi away
- DMK · Don Mueang International Airport97 mi away
- PHS · Phitsanulok Airport104 mi away
- BKK · Suvarnabhumi Airport114 mi away
Frequently asked questions
How far is RML from TKH?
The flight distance from Colombo (RML) to Nakhon Sawan (TKH) is 1,501 miles (2,415 km, 1,304 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RML to TKH?
A nonstop flight takes about 3h 25m 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 Nakhon Sawan?
Nakhon Sawan is 1.5 hours ahead of Colombo.
What is the cheapest way to fly from RML to TKH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RML–TKH that never appear on search engines, with no booking fees.