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

Return flights

16 May - 24 May	Iberia	direct
05 May - 10 May	Iberia	direct
03 May - 12 May	ITA Airways
17 May - 23 May	ITA Airways
06 May - 13 May	ITA Airways
04 May - 11 May	SKY express
15 May - 20 May	SKY express	direct
15 May - 21 May	SKY express	direct
15 May - 24 May	SKY express	direct
15 May - 17 May	SKY express	direct
23 May - 01 Jun	ITA Airways
23 May - 12 Jun	Iberia	direct
25 May - 02 Jun	ITA Airways
30 May - 06 Jun	Iberia	direct
23 May - 01 Jun	Aegean Airlines	direct

Also check the deals for one-way flights from Madrid to Athens 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 Madrid to Athens in May from 164€

Return flights