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

Return flights

03 May - 12 May	Iberia
03 May - 15 May	Iberia
04 May - 22 May	Iberia
03 May - 19 May	Iberia
04 May - 20 May	Iberia
06 May - 22 May	Iberia
04 May - 21 May	Iberia
06 May - 20 May	Iberia
20 May - 27 May	Iberia
04 May - 27 May	Iberia
24 May - 09 Jun	Iberia
27 May - 09 Jun	Iberia
27 May - 10 Jun	Iberia
27 May - 11 Jun	Iberia
18 May - 09 Jun	Iberia
13 May - 03 Jun	Iberia
31 May - 18 Jun	Air Canada
20 May - 11 Jun	Iberia
27 May - 08 Jun	Iberia
27 May - 07 Jun	Iberia

Also check the deals for one-way flights from Monterrey 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 Monterrey to Madrid in May from $769

Return flights