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SMF to USM: distance & flight time
Sacramento (Sacramento International Airport) → Ko Samui (Samui Airport)
8,162 mi
13,135 km · 7,092 nm
16h 28m
estimated nonstop flight time
+14h
time difference · heading northwest
See live SMF→USM fares Phone-only fares on this route — call free
Flight time details
8,162 miles nonstop takes roughly 16h 28m 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
- SMF — Sacramento International Airport · Sacramento, 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 SMF
- MCC · Mc Clellan Airfield10 mi away
- SAC · Sacramento Executive Airport14 mi away
- MHR · Sacramento Mather Airport19 mi away
- MYV · Yuba County Airport28 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 SMF from USM?
The flight distance from Sacramento (SMF) to Ko Samui (USM) is 8,162 miles (13,135 km, 7,092 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMF to USM?
A nonstop flight takes about 16h 28m 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 Sacramento and Ko Samui?
Ko Samui is 14 hours ahead of Sacramento.
What is the cheapest way to fly from SMF to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMF–USM that never appear on search engines, with no booking fees.