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

Return flights

14 May - 22 May	Iberojet	direct
28 May - 19 Jun	Iberojet	direct
21 May - 19 Jun	Iberojet	direct
28 May - 12 Jun	Iberojet	direct
28 May - 05 Jun	Iberojet	direct
14 May - 29 May	Iberojet	direct
21 May - 29 May	Iberojet	direct
19 May - 26 May	Etihad Airways
07 May - 15 May	Iberojet	direct
14 May - 15 May	Iberojet	direct
07 May - 22 May	Iberojet	direct
12 May - 27 May	ITA Airways
04 May - 18 May	ITA Airways
31 May - 15 Jun	ITA Airways
07 May - 18 May	ITA Airways
18 May - 01 Jun	KLM
25 May - 22 Jun	KLM
28 May - 25 Jun	KLM
25 May - 03 Jun	KLM
18 May - 03 Jun	KLM

Also check the deals for one-way flights from Madrid to Bangkok 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 Bangkok in May from 496€

Return flights