Cheapest return flights from Ottawa to Las Vegas in March from $240

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

Return flights

03 Mar - 10 Mar WestJet
10 Mar - 17 Mar WestJet
13 Mar - 17 Mar WestJet
11 Mar - 18 Mar WestJet
09 Mar - 16 Mar United
08 Mar - 23 Mar WestJet
28 Mar - 11 Apr Porter Airlines (Canada) Ltd
28 Mar - 07 Apr Porter Airlines (Canada) Ltd
03 Mar - 06 Mar WestJet
28 Mar - 05 Apr WestJet
05 Mar - 09 Mar Porter Airlines (Canada) Ltd
10 Mar - 16 Mar Porter Airlines (Canada) Ltd
08 Mar - 16 Mar Porter Airlines (Canada) Ltd
28 Mar - 13 Apr Porter Airlines (Canada) Ltd
28 Mar - 09 Apr Porter Airlines (Canada) Ltd
28 Mar - 10 Apr Porter Airlines (Canada) Ltd
28 Mar - 06 Apr Porter Airlines (Canada) Ltd
28 Mar - 12 Apr Porter Airlines (Canada) Ltd

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

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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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