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ACJ to USM: distance & flight time
Anuradhapura (Anuradhapura Air Force Base) → Ko Samui (Samui Airport)
1,343 mi
2,161 km · 1,167 nm
3h 23m
estimated nonstop flight time
+1.5h
time difference · heading east
See live ACJ→USM fares Phone-only fares on this route — call free
Flight time details
1,343 miles nonstop takes roughly 3h 23m gate to gate, flying east. 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
- ACJ — Anuradhapura Air Force Base · Anuradhapura, Sri Lanka
- USM — Samui Airport · Ko Samui, 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 ACJ
- GIU · Sigiriya Air Force Base31 mi away
- HIM · Hingurakgoda Air Force Base42 mi away
- TRR · China Bay Airport54 mi away
- CMB · Bandaranaike International Colombo Airport86 mi away
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
Frequently asked questions
How far is ACJ from USM?
The flight distance from Anuradhapura (ACJ) to Ko Samui (USM) is 1,343 miles (2,161 km, 1,167 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ACJ to USM?
A nonstop flight takes about 3h 23m 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 Anuradhapura and Ko Samui?
Ko Samui is 1.5 hours ahead of Anuradhapura.
What is the cheapest way to fly from ACJ to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ACJ–USM that never appear on search engines, with no booking fees.