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CIU to USM: distance & flight time
Sault Ste Marie (Chippewa County International Airport) → Ko Samui (Samui Airport)
8,571 mi
13,794 km · 7,448 nm
17h 16m
estimated nonstop flight time
+11h
time difference · heading north
See live CIU→USM fares Phone-only fares on this route — call free
Flight time details
8,571 miles nonstop takes roughly 17h 16m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- CIU — Chippewa County International Airport · Sault Ste Marie, 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 CIU
- YAM · Sault Ste Marie Airport16 mi away
- DRE · Drummond Island Airport39 mi away
- PLN · Pellston Regional Airport of Emmet County Airport49 mi away
- GLR · Gaylord Regional Airport86 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 CIU from USM?
The flight distance from Sault Ste Marie (CIU) to Ko Samui (USM) is 8,571 miles (13,794 km, 7,448 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CIU to USM?
A nonstop flight takes about 17h 16m 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 Sault Ste Marie and Ko Samui?
Ko Samui is 11 hours ahead of Sault Ste Marie.
What is the cheapest way to fly from CIU to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CIU–USM that never appear on search engines, with no booking fees.