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ALE to USM: distance & flight time
Alpine (Alpine Casparis Municipal Airport) → Ko Samui (Samui Airport)
9,259 mi
14,901 km · 8,046 nm
18h 37m
estimated nonstop flight time
—
time difference · heading northwest
See live ALE→USM fares Phone-only fares on this route — call free
Flight time details
9,259 miles nonstop takes roughly 18h 37m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- ALE — Alpine Casparis Municipal Airport · Alpine, 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 ALE
- MRF · Marfa Municipal Airport20 mi away
- FST · Fort Stockton Pecos County Airport59 mi away
- PEQ · Pecos Municipal Airport70 mi away
- INK · Winkler County Airport101 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 ALE from USM?
The flight distance from Alpine (ALE) to Ko Samui (USM) is 9,259 miles (14,901 km, 8,046 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALE to USM?
A nonstop flight takes about 18h 37m 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 cheapest way to fly from ALE to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALE–USM that never appear on search engines, with no booking fees.