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QLS to USM: distance & flight time
Lausanne (Lausanne-Blécherette Airport) → Ko Samui (Samui Airport)
5,903 mi
9,500 km · 5,129 nm
12h 2m
estimated nonstop flight time
+5h
time difference · heading east
See live QLS→USM fares Phone-only fares on this route — call free
Flight time details
5,903 miles nonstop takes roughly 12h 2m 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
- QLS — Lausanne-Blécherette Airport · Lausanne, 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 QLS
- QNJ · Annemasse Airport30 mi away
- QNC · Neuchatel Airport31 mi away
- GVA · Geneva Cointrin International Airport32 mi away
- SIR · Sion Airport41 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 QLS from USM?
The flight distance from Lausanne (QLS) to Ko Samui (USM) is 5,903 miles (9,500 km, 5,129 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from QLS to USM?
A nonstop flight takes about 12h 2m 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 Lausanne and Ko Samui?
Ko Samui is 5 hours ahead of Lausanne.
What is the cheapest way to fly from QLS to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on QLS–USM that never appear on search engines, with no booking fees.