Cheapest return flights from Ottawa to Athens in May from $711

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

Return flights

09 May - 24 May Porter Airlines (Canada) Ltd
03 May - 23 May WestJet
24 May - 05 Jun WestJet
08 May - 23 May Porter Airlines (Canada) Ltd
01 May - 15 May Porter Airlines (Canada) Ltd
12 May - 26 May Air France
22 May - 30 May WestJet
18 May - 30 May WestJet
15 May - 29 May Porter Airlines (Canada) Ltd
13 May - 27 May WestJet
08 May - 24 May Porter Airlines (Canada) Ltd

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

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