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USM to TRR: distance & flight time
Ko Samui (Samui Airport) → Trinciomalee (China Bay Airport)
1,290 mi
2,076 km · 1,121 nm
3h 16m
estimated nonstop flight time
-1.5h
time difference · heading west
See live USM→TRR fares Phone-only fares on this route — call free
Flight time details
1,290 miles nonstop takes roughly 3h 16m 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
- USM — Samui Airport · Ko Samui, Thailand
- TRR — China Bay Airport · Trinciomalee, 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 USM
- URT · Surat Thani Airport69 mi away
- NST · Nakhon Si Thammarat Airport70 mi away
- CJM · Chumphon Airport93 mi away
- UNN · Ranong Airport102 mi away
Near TRR
- HIM · Hingurakgoda Air Force Base36 mi away
- GIU · Sigiriya Air Force Base51 mi away
- ACJ · Anuradhapura Air Force Base54 mi away
- BTC · Batticaloa Airport67 mi away
Frequently asked questions
How far is USM from TRR?
The flight distance from Ko Samui (USM) to Trinciomalee (TRR) is 1,290 miles (2,076 km, 1,121 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to TRR?
A nonstop flight takes about 3h 16m 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 Ko Samui and Trinciomalee?
Trinciomalee is 1.5 hours behind Ko Samui.
What is the cheapest way to fly from USM to TRR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–TRR that never appear on search engines, with no booking fees.