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

Return flights

01 May - 28 May	Flair Airlines
29 May - 21 Jun	Flair Airlines
03 May - 10 May	WestJet
01 May - 01 Jun	WestJet
02 May - 01 Jun	WestJet
30 May - 01 Jun	WestJet
12 May - 25 May	WestJet
06 May - 13 May	WestJet
21 May - 25 May	WestJet
28 May - 10 Jun	WestJet
04 May - 18 May	WestJet
04 May - 13 May	WestJet
10 May - 17 May	WestJet
17 May - 21 May	WestJet
08 May - 24 May	WestJet
28 May - 11 Jun	WestJet
30 May - 14 Jun	WestJet
28 May - 14 Jun	WestJet
27 May - 16 Jun	WestJet
28 May - 16 Jun	WestJet

Also check the deals for one-way flights from Waterloo to Amsterdam 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 Amsterdam in May from $772

Return flights