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USM to SNA: distance & flight time
Ko Samui (Samui Airport) → Santa Ana (John Wayne Airport-Orange County Airport)
8,549 mi
13,759 km · 7,429 nm
17h 14m
estimated nonstop flight time
-14h
time difference · heading northeast
See live USM→SNA fares Phone-only fares on this route — call free
Flight time details
8,549 miles nonstop takes roughly 17h 14m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- USM — Samui Airport · Ko Samui, Thailand
- SNA — John Wayne Airport-Orange County Airport · Santa Ana, 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 SNA
- LAX · Los Angeles International Airport36 mi away
- NZJ · El Toro Marine Corps Air Station8 mi away
- FUL · Fullerton Municipal Airport15 mi away
- LGB · Long Beach /Daugherty Field/ Airport19 mi away
Frequently asked questions
How far is USM from SNA?
The flight distance from Ko Samui (USM) to Santa Ana (SNA) is 8,549 miles (13,759 km, 7,429 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to SNA?
A nonstop flight takes about 17h 14m 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 Santa Ana?
Santa Ana is 14 hours behind Ko Samui.
What is the cheapest way to fly from USM to SNA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–SNA that never appear on search engines, with no booking fees.