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

Return flights

01 May - 14 May	Iberojet	direct
04 May - 11 May	Iberia
01 May - 29 May	Iberia
16 May - 17 May	Iberia
29 May - 06 Jun	Iberia
29 May - 07 Jun	Iberia
25 May - 01 Jun	Air Europa
24 May - 05 Jun	Air Europa
15 May - 29 May	Air Europa

Also check the deals for one-way flights from Bangkok 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 Bangkok to Madrid in May from $523

Return flights