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GVA to USM: distance & flight time
Geneva (Geneva Cointrin International Airport) → Ko Samui (Samui Airport)
5,930 mi
9,544 km · 5,153 nm
12h 6m
estimated nonstop flight time
+5h
time difference · heading east
See live GVA→USM fares Phone-only fares on this route — call free
Flight time details
5,930 miles nonstop takes roughly 12h 6m 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
- GVA — Geneva Cointrin International Airport · Geneva, Switzerland
- 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 GVA
- QNJ · Annemasse Airport8 mi away
- NCY · Annecy-Haute-Savoie-Mont Blanc Airport21 mi away
- QLS · Lausanne-Blécherette Airport32 mi away
- MVV · Megève Airport39 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 GVA from USM?
The flight distance from Geneva (GVA) to Ko Samui (USM) is 5,930 miles (9,544 km, 5,153 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GVA to USM?
A nonstop flight takes about 12h 6m 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 Geneva and Ko Samui?
Ko Samui is 5 hours ahead of Geneva.
What is the cheapest way to fly from GVA to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GVA–USM that never appear on search engines, with no booking fees.