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

Return flights

01 May - 19 May	Air Transat
05 May - 12 May	Air Transat
06 May - 19 May	Air Transat
06 May - 04 Jun	Air Transat
20 May - 04 Jun	Air Transat
08 May - 19 May	Air Transat
04 May - 16 May	Air Transat
06 May - 16 May	Air Transat
03 May - 14 May	Air Transat
28 May - 04 Jun	Air Transat
29 May - 06 Jun	Air Transat
27 May - 06 Jun	Air Transat
14 May - 26 May	Air Transat
17 May - 26 May	Air Transat
15 May - 23 May	Air Transat
28 May - 12 Jun	Aer Lingus
30 May - 09 Jun	Aer Lingus
27 May - 13 Jun	British Airways
28 May - 14 Jun	Aer Lingus
27 May - 07 Jun	WestJet

Also check the deals for one-way flights from Toronto to Madrid 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 Madrid in May from 408€

Return flights