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ZAG to USM: distance & flight time
Zagreb (Zagreb Airport) → Ko Samui (Samui Airport)
5,458 mi
8,784 km · 4,743 nm
11h 10m
estimated nonstop flight time
+5h
time difference · heading east
See live ZAG→USM fares Phone-only fares on this route — call free
Flight time details
5,458 miles nonstop takes roughly 11h 10m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- ZAG — Zagreb Airport · Zagreb, Croatia
- 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 ZAG
- MBX · Maribor Airport54 mi away
- RJK · Rijeka Airport81 mi away
- BNX · Banja Luka International Airport81 mi away
- SOB · Sármellék International Airport83 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 ZAG from USM?
The flight distance from Zagreb (ZAG) to Ko Samui (USM) is 5,458 miles (8,784 km, 4,743 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ZAG to USM?
A nonstop flight takes about 11h 10m 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 Zagreb and Ko Samui?
Ko Samui is 5 hours ahead of Zagreb.
What is the cheapest way to fly from ZAG to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ZAG–USM that never appear on search engines, with no booking fees.