Need help booking?
Unpublished phone-only deals available
YAC to USM: distance & flight time
Cat Lake (Cat Lake Airport) → Ko Samui (Samui Airport)
8,144 mi
13,107 km · 7,077 nm
16h 26m
estimated nonstop flight time
+12h
time difference · heading north
See live YAC→USM fares Phone-only fares on this route — call free
Flight time details
8,144 miles nonstop takes roughly 16h 26m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- YAC — Cat Lake Airport · Cat Lake, Canada
- 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 YAC
- YPL · Pickle Lake Airport72 mi away
- YNO · North Spirit Lake Airport72 mi away
- YBS · Opapimiskan Lake Airport86 mi away
- ZRJ · Round Lake (Weagamow Lake) Airport87 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 YAC from USM?
The flight distance from Cat Lake (YAC) to Ko Samui (USM) is 8,144 miles (13,107 km, 7,077 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YAC to USM?
A nonstop flight takes about 16h 26m 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 Cat Lake and Ko Samui?
Ko Samui is 12 hours ahead of Cat Lake.
What is the cheapest way to fly from YAC to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YAC–USM that never appear on search engines, with no booking fees.