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YQB to USM: distance & flight time

Quebec (Quebec Jean Lesage International Airport) → Ko Samui (Samui Airport)

8,509 mi
13,693 km · 7,394 nm
17h 9m
estimated nonstop flight time
+11h
time difference · heading north
See live YQB→USM fares Phone-only fares on this route — call free

Flight time details

8,509 miles nonstop takes roughly 17h 9m 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.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is YQB from USM?

The flight distance from Quebec (YQB) to Ko Samui (USM) is 8,509 miles (13,693 km, 7,394 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from YQB to USM?

A nonstop flight takes about 17h 9m 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 Quebec and Ko Samui?

Ko Samui is 11 hours ahead of Quebec.

What is the cheapest way to fly from YQB to USM?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YQB–USM that never appear on search engines, with no booking fees.
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