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

Return flights

24 May - 08 Jun	WestJet	direct
25 May - 08 Jun	WestJet	direct
27 May - 08 Jun	WestJet	direct
27 May - 01 Jun	WestJet	direct
27 May - 18 Jun	WestJet	direct
25 May - 15 Jun	WestJet	direct
27 May - 15 Jun	WestJet	direct
27 May - 03 Jun	WestJet
27 May - 17 Jun	WestJet
25 May - 03 Jun	WestJet
12 May - 28 May	Air Transat
05 May - 26 May	WestJet
19 May - 26 May	WestJet
05 May - 23 May	Air Transat
06 May - 27 May	Virgin Atlantic
06 May - 20 May	KLM

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 385€

Return flights