Cheapest return flights from Ottawa to Los Angeles in September from 187€

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

Return flights

09 Sep - 11 Sep Porter Airlines (Canada) Ltd
23 Sep - 23 Sep Porter Airlines (Canada) Ltd
03 Sep - 10 Sep WestJet
15 Sep - 23 Sep WestJet
09 Sep - 16 Sep Porter Airlines (Canada) Ltd
09 Sep - 23 Sep WestJet
10 Sep - 21 Sep WestJet
17 Sep - 01 Oct WestJet
16 Sep - 07 Oct WestJet
17 Sep - 08 Oct WestJet
02 Sep - 16 Sep Porter Airlines (Canada) Ltd
12 Sep - 15 Sep WestJet
22 Sep - 01 Oct WestJet
16 Sep - 30 Sep WestJet
15 Sep - 12 Oct WestJet
16 Sep - 10 Oct WestJet
26 Sep - 04 Oct WestJet
23 Sep - 14 Oct WestJet
23 Sep - 09 Oct WestJet
23 Sep - 15 Oct WestJet

Also check the deals for one-way flights from Ottawa to Los Angeles in September.

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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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