AirHint found the following cheapest return flights from Ottawa (YOW) to Paris (CDG) in August 2025 (see full year).

Return flights

09 Aug - 23 Aug	Air France	direct
13 Aug - 26 Aug	Air France	direct
10 Aug - 17 Aug	Porter Airlines (Canada) Ltd
20 Aug - 27 Aug	Air France
09 Aug - 16 Aug	Air France
02 Aug - 11 Aug	Air France	direct
11 Aug - 19 Aug	Porter Airlines (Canada) Ltd
01 Aug - 30 Aug	Porter Airlines (Canada) Ltd
14 Aug - 19 Aug	Air Canada
04 Aug - 12 Aug	Air France
22 Aug - 13 Sep	Air Canada
22 Aug - 14 Sep	Air Canada

Also check the deals for one-way flights from Ottawa to Paris in August.

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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Cheapest return flights from Ottawa to Paris in August from $727

Return flights