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

Return flights

01 May - 12 May	Air Transat
15 May - 26 May	Air Transat
20 May - 26 May	Air Transat
01 May - 09 May	Air Transat
15 May - 06 Jun	Air Transat
22 May - 30 May	Air Transat
15 May - 27 May	Air Canada
04 May - 18 May	Air Canada
03 May - 18 May	Air Canada
07 May - 11 May	Air Canada
01 May - 15 May	Air Canada
15 May - 01 Jun	Air Canada
23 May - 05 Jun	Air Canada
12 May - 03 Jun	Air Transat
26 May - 09 Jun	Air Canada
28 May - 15 Jun	Air Canada
27 May - 10 Jun	Air Canada
26 May - 03 Jun	Air Canada
28 May - 04 Jun	Air Canada
29 May - 14 Jun	Air Canada

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.

Book a cheap hotel in Madrid

Cheap car rent in Madrid

Cheapest return flights from Toronto to Madrid in May from 374€

Return flights