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YQL to USM: distance & flight time
Lethbridge (Lethbridge County Airport) → Ko Samui (Samui Airport)
7,891 mi
12,700 km · 6,858 nm
15h 56m
estimated nonstop flight time
+13h
time difference · heading northwest
See live YQL→USM fares Phone-only fares on this route — call free
Flight time details
7,891 miles nonstop takes roughly 15h 56m 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
- YQL — Lethbridge County Airport · Lethbridge, 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 YQL
- WPC · Pincher Creek Airport54 mi away
- CTB · Cut Bank International Airport73 mi away
- YSD · Suffield Heliport84 mi away
- YXH · Medicine Hat Airport96 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 YQL from USM?
The flight distance from Lethbridge (YQL) to Ko Samui (USM) is 7,891 miles (12,700 km, 6,858 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YQL to USM?
A nonstop flight takes about 15h 56m 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 Lethbridge and Ko Samui?
Ko Samui is 13 hours ahead of Lethbridge.
What is the cheapest way to fly from YQL to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YQL–USM that never appear on search engines, with no booking fees.