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SLC to USM: distance & flight time
Salt Lake City (Salt Lake City International Airport) → Ko Samui (Samui Airport)
8,404 mi
13,526 km · 7,303 nm
16h 57m
estimated nonstop flight time
+13h
time difference · heading northwest
See live SLC→USM fares Phone-only fares on this route — call free
Flight time details
8,404 miles nonstop takes roughly 16h 57m 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
- SLC — Salt Lake City International Airport · Salt Lake City, 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 SLC
- HIF · Hill Air Force Base23 mi away
- OGD · Ogden Hinckley Airport28 mi away
- PVU · Provo Municipal Airport42 mi away
- BMC · Brigham City Regional Airport53 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 SLC from USM?
The flight distance from Salt Lake City (SLC) to Ko Samui (USM) is 8,404 miles (13,526 km, 7,303 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLC to USM?
A nonstop flight takes about 16h 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 Salt Lake City and Ko Samui?
Ko Samui is 13 hours ahead of Salt Lake City.
What is the cheapest way to fly from SLC to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLC–USM that never appear on search engines, with no booking fees.