Need help booking?
Unpublished phone-only deals available
USM to LCH: distance & flight time
Ko Samui (Samui Airport) → Lake Charles (Lake Charles Regional Airport)
9,557 mi
15,380 km · 8,305 nm
19h 12m
estimated nonstop flight time
-12h
time difference · heading north
See live USM→LCH fares Phone-only fares on this route — call free
Flight time details
9,557 miles nonstop takes roughly 19h 12m 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
- LCH — Lake Charles Regional Airport · Lake Charles, 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 LCH
- BPT · Southeast Texas Regional Airport49 mi away
- DRI · Beauregard Regional Airport49 mi away
- BMT · Beaumont Municipal Airport59 mi away
- POE · Polk Army Air Field64 mi away
Frequently asked questions
How far is USM from LCH?
The flight distance from Ko Samui (USM) to Lake Charles (LCH) is 9,557 miles (15,380 km, 8,305 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to LCH?
A nonstop flight takes about 19h 12m 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 Lake Charles?
Lake Charles is 12 hours behind Ko Samui.
What is the cheapest way to fly from USM to LCH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–LCH that never appear on search engines, with no booking fees.