AirHint found the following cheapest return flights from Waterloo (YKF) to Athens (ATH) in July 2025 (see full year).

Return flights

13 Jul - 19 Aug	Flair Airlines
11 Jul - 24 Jul	WestJet
19 Jul - 23 Jul	WestJet
07 Jul - 24 Jul	WestJet
21 Jul - 28 Jul	WestJet
08 Jul - 15 Jul	WestJet
15 Jul - 17 Jul	WestJet
15 Jul - 22 Jul	WestJet
26 Jul - 04 Aug	WestJet
25 Jul - 02 Aug	WestJet
24 Jul - 31 Jul	WestJet
25 Jul - 01 Aug	WestJet
19 Jul - 26 Jul	WestJet
08 Jul - 28 Jul	WestJet
21 Jul - 12 Aug	WestJet
24 Jul - 12 Aug	WestJet
30 Jul - 13 Aug	WestJet
24 Jul - 06 Aug	WestJet
22 Jul - 11 Aug	WestJet
18 Jul - 02 Aug	WestJet

Also check the deals for one-way flights from Waterloo to Athens in July.

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 Waterloo to Athens in July from $1324

Return flights