Cheapest return flights from Ottawa to Las Vegas in May from $239

AirHint found the following cheapest return flights from Ottawa (YOW) to Las Vegas (LAS) in May 2026 (see full year).

Return flights

12 May - 16 May WestJet
07 May - 11 May United
18 May - 21 May WestJet
21 May - 24 May WestJet
12 May - 21 May Porter Airlines (Canada) Ltd
18 May - 05 Jun Porter Airlines (Canada) Ltd
10 May - 21 May Porter Airlines (Canada) Ltd
18 May - 06 Jun Porter Airlines (Canada) Ltd
07 May - 21 May Porter Airlines (Canada) Ltd
13 May - 20 May Porter Airlines (Canada) Ltd
21 May - 05 Jun Porter Airlines (Canada) Ltd
10 May - 11 May Porter Airlines (Canada) Ltd
10 May - 16 May Porter Airlines (Canada) Ltd
21 May - 06 Jun Porter Airlines (Canada) Ltd
28 May - 06 Jun Porter Airlines (Canada) Ltd

Also check the deals for one-way flights from Ottawa to Las Vegas in May.

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