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USM to BTC: distance & flight time
Ko Samui (Samui Airport) → Batticaloa (Batticaloa Airport)
1,262 mi
2,031 km · 1,097 nm
3h 13m
estimated nonstop flight time
-1.5h
time difference · heading west
See live USM→BTC fares Phone-only fares on this route — call free
Flight time details
1,262 miles nonstop takes roughly 3h 13m 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
- BTC — Batticaloa Airport · Batticaloa, 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 BTC
- ADP · Ampara Airport26 mi away
- HIM · Hingurakgoda Air Force Base53 mi away
- TRR · China Bay Airport67 mi away
- GIU · Sigiriya Air Force Base67 mi away
Frequently asked questions
How far is USM from BTC?
The flight distance from Ko Samui (USM) to Batticaloa (BTC) is 1,262 miles (2,031 km, 1,097 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to BTC?
A nonstop flight takes about 3h 13m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from USM to BTC?
Nonstop service on USM–BTC depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 3h 13m nonstop estimate.
What is the time difference between Ko Samui and Batticaloa?
Batticaloa is 1.5 hours behind Ko Samui.
What is the cheapest way to fly from USM to BTC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–BTC that never appear on search engines, with no booking fees.
Why are some USM to BTC fares phone-only?
Consolidator contracts let us sell certain USM–BTC tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.