Need help booking?
Unpublished phone-only deals available
OLM to USM: distance & flight time
Olympia (Olympia Regional Airport) → Ko Samui (Samui Airport)
7,724 mi
12,430 km · 6,712 nm
15h 37m
estimated nonstop flight time
+14h
time difference · heading northwest
See live OLM→USM fares Phone-only fares on this route — call free
Flight time details
7,724 miles nonstop takes roughly 15h 37m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- OLM — Olympia Regional Airport · Olympia, 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 OLM
- SEA · Seattle Tacoma International Airport43 mi away
- GRF · Gray Army Air Field17 mi away
- CLS · Chehalis Centralia Airport21 mi away
- SHN · Sanderson Field22 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 OLM from USM?
The flight distance from Olympia (OLM) to Ko Samui (USM) is 7,724 miles (12,430 km, 6,712 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OLM to USM?
A nonstop flight takes about 15h 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 time difference between Olympia and Ko Samui?
Ko Samui is 14 hours ahead of Olympia.
What is the cheapest way to fly from OLM to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OLM–USM that never appear on search engines, with no booking fees.