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TDX to RML: distance & flight time
Trat (Trat Airport) → Colombo (Colombo Ratmalana Airport)
1,573 mi
2,532 km · 1,367 nm
3h 33m
estimated nonstop flight time
-1.5h
time difference · heading west
See live TDX→RML fares Phone-only fares on this route — call free
Flight time details
1,573 miles nonstop takes roughly 3h 33m gate to gate, flying west. 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
- TDX — Trat Airport · Trat, 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 TDX
- BBM · Battambang Airport83 mi away
- UTP · U-Tapao International Airport93 mi away
- REP · Siem Reap International Airport128 mi away
- BKK · Suvarnabhumi Airport144 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 TDX from RML?
The flight distance from Trat (TDX) to Colombo (RML) is 1,573 miles (2,532 km, 1,367 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TDX to RML?
A nonstop flight takes about 3h 33m 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 Trat and Colombo?
Colombo is 1.5 hours behind Trat.
What is the cheapest way to fly from TDX to RML?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TDX–RML that never appear on search engines, with no booking fees.