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

Return flights

14 May - 11 Jun	WestJet
17 May - 31 May	WestJet
25 May - 18 Jun	WestJet
25 May - 03 Jun	WestJet
24 May - 03 Jun	WestJet
26 May - 03 Jun	WestJet
23 May - 31 May	WestJet
22 May - 03 Jun	WestJet
23 May - 03 Jun	WestJet
31 May - 09 Jun	WestJet
26 May - 04 Jun	WestJet
20 May - 26 May	WestJet

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

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 May from 1659€

Return flights