Cheapest one-way flights from Ottawa to Los Angeles in September from $136

AirHint found the following cheapest one-way flights from Ottawa (YOW) to Los Angeles (LAX) in September 2025 (see full year).

One-Way flights

02 Sep WestJet
17 Sep Porter Airlines (Canada) Ltd
16 Sep Porter Airlines (Canada) Ltd
11 Sep Porter Airlines (Canada) Ltd
12 Sep Porter Airlines (Canada) Ltd
14 Sep Porter Airlines (Canada) Ltd
15 Sep Porter Airlines (Canada) Ltd
13 Sep Porter Airlines (Canada) Ltd
04 Sep Porter Airlines (Canada) Ltd
25 Sep Porter Airlines (Canada) Ltd

Also check the deals for return flights from Ottawa to Los Angeles in September.

Skyscanner

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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