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USM to SDR: distance & flight time
Ko Samui (Samui Airport) → Santander (Santander Airport)
6,447 mi
10,376 km · 5,603 nm
13h 7m
estimated nonstop flight time
-5h
time difference · heading northwest
See live USM→SDR fares Phone-only fares on this route — call free
Flight time details
6,447 miles nonstop takes roughly 13h 7m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time set-back when reading arrival times on your ticket.
The two airports
- USM — Samui Airport · Ko Samui, Thailand
- SDR — Santander Airport · Santander, Spain
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 USM
- URT · Surat Thani Airport69 mi away
- NST · Nakhon Si Thammarat Airport70 mi away
- CJM · Chumphon Airport93 mi away
- UNN · Ranong Airport102 mi away
Near SDR
- BIO · Bilbao Airport47 mi away
- VIT · Vitoria/Foronda Airport67 mi away
- RGS · Burgos Airport75 mi away
- RJL · Logroño-Agoncillo Airport101 mi away
Frequently asked questions
How far is USM from SDR?
The flight distance from Ko Samui (USM) to Santander (SDR) is 6,447 miles (10,376 km, 5,603 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to SDR?
A nonstop flight takes about 13h 7m 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 Ko Samui and Santander?
Santander is 5 hours behind Ko Samui.
What is the cheapest way to fly from USM to SDR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–SDR that never appear on search engines, with no booking fees.