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

Return flights

30 Aug - 14 Sep	Etihad Airways
24 Aug - 13 Sep	Air France
24 Aug - 14 Sep	Air France
30 Aug - 30 Sep	Etihad Airways
31 Aug - 14 Sep	Etihad Airways
31 Aug - 17 Sep	Etihad Airways
24 Aug - 20 Sep	Air France
24 Aug - 12 Sep	Air France
30 Aug - 13 Sep	Iberojet
20 Aug - 03 Sep	Saudia
20 Aug - 29 Aug	Saudia
25 Aug - 29 Aug	Saudia
18 Aug - 29 Aug	Saudia
18 Aug - 28 Aug	Saudia
16 Aug - 31 Aug	Saudia
18 Aug - 31 Aug	Saudia
27 Aug - 31 Aug	Saudia
20 Aug - 31 Aug	Saudia
16 Aug - 24 Aug	Saudia
17 Aug - 26 Aug	Etihad Airways

Also check the deals for one-way flights from Madrid to Bangkok in August.

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 August from 517€

Return flights