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USM to PSX: distance & flight time
Ko Samui (Samui Airport) → Palacios (Palacios Municipal Airport)
9,577 mi
15,413 km · 8,322 nm
19h 15m
estimated nonstop flight time
-12h
time difference · heading north
See live USM→PSX fares Phone-only fares on this route — call free
Flight time details
9,577 miles nonstop takes roughly 19h 15m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- USM — Samui Airport · Ko Samui, Thailand
- PSX — Palacios Municipal Airport · Palacios, United States
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 PSX
- BBC · Bay City Municipal Airport29 mi away
- VCT · Victoria Regional Airport41 mi away
- LJN · Texas Gulf Coast Regional Airport54 mi away
- IAH · George Bush Intercontinental Houston Airport103 mi away
Frequently asked questions
How far is USM from PSX?
The flight distance from Ko Samui (USM) to Palacios (PSX) is 9,577 miles (15,413 km, 8,322 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to PSX?
A nonstop flight takes about 19h 15m 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 Palacios?
Palacios is 12 hours behind Ko Samui.
What is the cheapest way to fly from USM to PSX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–PSX that never appear on search engines, with no booking fees.