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RUI to USM: distance & flight time
Ruidoso (Sierra Blanca Regional Airport) → Ko Samui (Samui Airport)
9,022 mi
14,520 km · 7,840 nm
18h 9m
estimated nonstop flight time
+13h
time difference · heading northwest
See live RUI→USM fares Phone-only fares on this route — call free
Flight time details
9,022 miles nonstop takes roughly 18h 9m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- RUI — Sierra Blanca Regional Airport · Ruidoso, 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 RUI
- ALM · Alamogordo White Sands Regional Airport50 mi away
- HMN · Holloman Air Force Base54 mi away
- ROW · Roswell International Air Center Airport59 mi away
- WSD · Condron Army Air Field92 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 RUI from USM?
The flight distance from Ruidoso (RUI) to Ko Samui (USM) is 9,022 miles (14,520 km, 7,840 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RUI to USM?
A nonstop flight takes about 18h 9m 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 Ruidoso and Ko Samui?
Ko Samui is 13 hours ahead of Ruidoso.
What is the cheapest way to fly from RUI to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RUI–USM that never appear on search engines, with no booking fees.