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GKE to USM: distance & flight time
Geilenkirchen (Geilenkirchen Air Base) → Ko Samui (Samui Airport)
5,880 mi
9,463 km · 5,110 nm
12h
estimated nonstop flight time
+5h
time difference · heading east
See live GKE→USM fares Phone-only fares on this route — call free
Flight time details
5,880 miles nonstop takes roughly 12h 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
- GKE — Geilenkirchen Air Base · Geilenkirchen, Germany
- 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 GKE
- AAH · Aachen-Merzbrück Airport11 mi away
- MST · Maastricht Aachen Airport12 mi away
- MGL · Mönchengladbach Airport27 mi away
- LGG · Liège Airport34 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 GKE from USM?
The flight distance from Geilenkirchen (GKE) to Ko Samui (USM) is 5,880 miles (9,463 km, 5,110 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GKE to USM?
A nonstop flight takes about 12h 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 Geilenkirchen and Ko Samui?
Ko Samui is 5 hours ahead of Geilenkirchen.
What is the cheapest way to fly from GKE to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GKE–USM that never appear on search engines, with no booking fees.