Cheapest return flights from Ottawa to Los Angeles in September from 245€

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

Return flights

19 Sep - 24 Sep WestJet
02 Sep - 06 Sep Porter Airlines (Canada) Ltd
04 Sep - 24 Sep Porter Airlines (Canada) Ltd
04 Sep - 06 Sep Porter Airlines (Canada) Ltd
06 Sep - 24 Sep Porter Airlines (Canada) Ltd
02 Sep - 18 Sep Porter Airlines (Canada) Ltd
02 Sep - 08 Sep Porter Airlines (Canada) Ltd
22 Sep - 26 Sep WestJet
19 Sep - 26 Sep Porter Airlines (Canada) Ltd
04 Sep - 18 Sep Porter Airlines (Canada) Ltd
19 Sep - 03 Oct Porter Airlines (Canada) Ltd
19 Sep - 09 Oct Porter Airlines (Canada) Ltd
22 Sep - 03 Oct Porter Airlines (Canada) Ltd
22 Sep - 09 Oct Porter Airlines (Canada) Ltd
22 Sep - 10 Oct Porter Airlines (Canada) Ltd
19 Sep - 06 Oct Porter Airlines (Canada) Ltd
22 Sep - 06 Oct Porter Airlines (Canada) Ltd
19 Sep - 10 Oct Porter Airlines (Canada) Ltd

Also check the deals for one-way 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.

Book a cheap hotel in Los Angeles

Cheap car rent in Los Angeles

Feel free to contact us with any feedback or request another flight research.