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

Return flights

05 May - 14 May	WestJet
05 May - 13 May	WestJet
04 May - 14 May	WestJet
01 May - 08 May	WestJet
04 May - 13 May	WestJet
03 May - 14 May	WestJet
24 May - 02 Jun	WestJet
11 May - 19 May	WestJet
14 May - 29 May	WestJet
15 May - 29 May	WestJet
14 May - 20 May	WestJet
30 May - 13 Jun	WestJet
29 May - 07 Jun	WestJet
22 May - 07 Jun	WestJet
18 May - 12 Jun	WestJet
22 May - 01 Jun	WestJet
31 May - 21 Jun	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 1277€

Return flights