Cheapest return flights from Ottawa to Athens in September from $740

AirHint found the following cheapest return flights from Ottawa (YOW) to Athens (ATH) in September 2026 (see full year).

Return flights

26 Sep - 14 Oct Porter Airlines (Canada) Ltd
23 Sep - 12 Oct Air Canada
09 Sep - 20 Sep Air Canada

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