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HER to USM: distance & flight time
Heraklion (Heraklion International Nikos Kazantzakis Airport) → Ko Samui (Samui Airport)
4,988 mi
8,028 km · 4,335 nm
10h 15m
estimated nonstop flight time
+4h
time difference · heading east
See live HER→USM fares Phone-only fares on this route — call free
Flight time details
4,988 miles nonstop takes roughly 10h 15m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- HER — Heraklion International Nikos Kazantzakis Airport · Heraklion, Greece
- 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 HER
- JSH · Sitia Airport53 mi away
- CHQ · Chania International Airport60 mi away
- JTR · Santorini Airport75 mi away
- KSJ · Kasos Airport98 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 HER from USM?
The flight distance from Heraklion (HER) to Ko Samui (USM) is 4,988 miles (8,028 km, 4,335 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HER to USM?
A nonstop flight takes about 10h 15m 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 Heraklion and Ko Samui?
Ko Samui is 4 hours ahead of Heraklion.
What is the cheapest way to fly from HER to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HER–USM that never appear on search engines, with no booking fees.