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LGG to USM: distance & flight time
Liege (Liège Airport) → Ko Samui (Samui Airport)
5,910 mi
9,511 km · 5,135 nm
12h 3m
estimated nonstop flight time
+5h
time difference · heading east
See live LGG→USM fares Phone-only fares on this route — call free
Flight time details
5,910 miles nonstop takes roughly 12h 3m 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
- LGG — Liège Airport · Liege, Belgium
- 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 LGG
- MST · Maastricht Aachen Airport24 mi away
- GKE · Geilenkirchen Air Base34 mi away
- AAH · Aachen-Merzbrück Airport35 mi away
- CRL · Brussels South Charleroi Airport45 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 LGG from USM?
The flight distance from Liege (LGG) to Ko Samui (USM) is 5,910 miles (9,511 km, 5,135 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LGG to USM?
A nonstop flight takes about 12h 3m 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 Liege and Ko Samui?
Ko Samui is 5 hours ahead of Liege.
What is the cheapest way to fly from LGG to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LGG–USM that never appear on search engines, with no booking fees.