AirHint found the following cheapest return flights from Calgary (YYC) to Las Vegas (LAS) in October 2025 (see full year).

Return flights

15 Oct - 18 Oct	WestJet
05 Oct - 10 Oct	WestJet
05 Oct - 07 Oct	WestJet
06 Oct - 11 Oct	WestJet
12 Oct - 21 Oct	WestJet
13 Oct - 25 Oct	WestJet	direct
13 Oct - 25 Oct	WestJet
04 Oct - 09 Oct	WestJet
06 Oct - 08 Oct	WestJet
05 Oct - 08 Oct	WestJet
26 Oct - 06 Nov	WestJet	direct
28 Oct - 04 Nov	WestJet	direct
31 Oct - 03 Nov	WestJet
31 Oct - 02 Nov	WestJet
26 Oct - 02 Nov	WestJet
30 Oct - 02 Nov	WestJet
31 Oct - 02 Nov	WestJet	direct

Also check the deals for one-way flights from Calgary to Las Vegas in October.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Calgary to Las Vegas in October from 115€

Return flights