Cheapest return flights from Ottawa to Toronto in September from $130

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

Return flights

30 Sep - 07 Oct WestJet direct
29 Sep - 02 Oct WestJet direct
29 Sep - 30 Sep WestJet direct
30 Sep - 02 Oct WestJet direct
26 Sep - 06 Oct WestJet direct
26 Sep - 11 Oct WestJet direct
28 Sep - 29 Sep WestJet direct
22 Sep - 29 Sep WestJet direct
28 Sep - 30 Sep WestJet direct
26 Sep - 29 Sep WestJet direct
25 Sep - 05 Oct WestJet direct
24 Sep - 01 Oct WestJet direct
27 Sep - 30 Sep WestJet direct
30 Sep - 21 Oct Porter Airlines (Canada) Ltd direct
30 Sep - 18 Oct Porter Airlines (Canada) Ltd direct
30 Sep - 10 Oct Porter Airlines (Canada) Ltd direct
22 Sep - 23 Sep WestJet direct
27 Sep - 28 Sep WestJet direct
25 Sep - 28 Sep WestJet direct
18 Sep - 22 Sep WestJet direct

Also check the deals for one-way flights from Ottawa to Toronto 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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