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ERV to USM: distance & flight time
Kerrville (Kerrville Municipal Louis Schreiner Field) → Ko Samui (Samui Airport)
9,424 mi
15,166 km · 8,189 nm
18h 57m
estimated nonstop flight time
+12h
time difference · heading northwest
See live ERV→USM fares Phone-only fares on this route — call free
Flight time details
9,424 miles nonstop takes roughly 18h 57m 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
- ERV — Kerrville Municipal Louis Schreiner Field · Kerrville, 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 ERV
- AUS · Austin Bergstrom International Airport86 mi away
- SAT · San Antonio International Airport48 mi away
- SKF · Lackland Air Force Base51 mi away
- JCT · Kimble County Airport55 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 ERV from USM?
The flight distance from Kerrville (ERV) to Ko Samui (USM) is 9,424 miles (15,166 km, 8,189 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ERV to USM?
A nonstop flight takes about 18h 57m 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 Kerrville and Ko Samui?
Ko Samui is 12 hours ahead of Kerrville.
What is the cheapest way to fly from ERV to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ERV–USM that never appear on search engines, with no booking fees.