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

Return flights

06 Oct - 08 Oct	WestJet	direct
22 Oct - 24 Oct	WestJet	direct
22 Oct - 25 Oct	WestJet	direct
06 Oct - 11 Oct	WestJet	direct
08 Oct - 09 Oct	WestJet	direct
19 Oct - 21 Oct	WestJet	direct
13 Oct - 17 Oct	WestJet	direct
18 Oct - 21 Oct	WestJet	direct
06 Oct - 10 Oct	WestJet	direct
14 Oct - 18 Oct	WestJet	direct
29 Oct - 03 Nov	WestJet
31 Oct - 03 Nov	WestJet
30 Oct - 03 Nov	WestJet
29 Oct - 02 Nov	United
30 Oct - 02 Nov	United
31 Oct - 02 Nov	WestJet
30 Oct - 02 Nov	WestJet	direct
29 Oct - 02 Nov	WestJet	direct
31 Oct - 02 Nov	WestJet	direct
31 Oct - 03 Nov	Delta	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 $146

Return flights