AirHint found the following cheapest return flights from Toronto (YYZ) to Cardiff (CWL) in May 2026 (see full year).

Return flights

29 May - 05 Jun	WestJet
29 May - 17 Jun	WestJet
25 May - 30 May	WestJet	direct
29 May - 08 Jun	WestJet
27 May - 03 Jun	WestJet
31 May - 10 Jun	WestJet
25 May - 10 Jun	WestJet
25 May - 01 Jun	WestJet	direct
24 May - 03 Jun	WestJet
27 May - 07 Jun	WestJet
27 May - 08 Jun	WestJet
19 May - 26 May	Air Transat
23 May - 28 May	Icelandair
21 May - 30 May	Air Transat
19 May - 23 May	WestJet

Also check the deals for one-way flights from Toronto to Cardiff 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 Toronto to Cardiff in May from 386€

Return flights