Cheapest one-way flights from Ottawa to Toronto in September from $76

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

One-Way flights

02 Sep WestJet direct
23 Sep WestJet direct
21 Sep WestJet direct
25 Sep WestJet direct
20 Sep WestJet direct
04 Sep WestJet direct
10 Sep WestJet direct
16 Sep WestJet direct
26 Sep WestJet direct
24 Sep WestJet direct

Also check the deals for return 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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