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SJT to USM: distance & flight time
San Angelo (San Angelo Regional Mathis Field) → Ko Samui (Samui Airport)
9,300 mi
14,967 km · 8,082 nm
18h 42m
estimated nonstop flight time
+12h
time difference · heading northwest
See live SJT→USM fares Phone-only fares on this route — call free
Flight time details
9,300 miles nonstop takes roughly 18h 42m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- SJT — San Angelo Regional Mathis Field · San Angelo, United States
- 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 SJT
- OZA · Ozona Municipal Airport60 mi away
- BBD · Curtis Field70 mi away
- JCT · Kimble County Airport73 mi away
- DYS · Dyess Air Force Base83 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 SJT from USM?
The flight distance from San Angelo (SJT) to Ko Samui (USM) is 9,300 miles (14,967 km, 8,082 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SJT to USM?
A nonstop flight takes about 18h 42m 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 San Angelo and Ko Samui?
Ko Samui is 12 hours ahead of San Angelo.
What is the cheapest way to fly from SJT to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SJT–USM that never appear on search engines, with no booking fees.