AirHint found the following cheapest return flights from Madrid (MAD) to Jakarta (CGK) in September 2025 (see full year).

Return flights

23 Sep - 13 Oct	Etihad Airways
21 Sep - 07 Oct	Etihad Airways
22 Sep - 08 Oct	Etihad Airways
24 Sep - 15 Oct	Etihad Airways
18 Sep - 30 Sep	Etihad Airways
18 Sep - 12 Oct	Etihad Airways
25 Sep - 09 Oct	Etihad Airways
24 Sep - 12 Oct	Etihad Airways
22 Sep - 07 Oct	Etihad Airways
17 Sep - 07 Oct	Etihad Airways
29 Sep - 21 Oct	Ryanair
18 Sep - 25 Sep	Saudia
16 Sep - 30 Sep	Etihad Airways
18 Sep - 24 Sep	Etihad Airways
21 Sep - 29 Sep	Etihad Airways
18 Sep - 29 Sep	Etihad Airways
27 Sep - 30 Sep	Wizz Air
20 Sep - 26 Sep	KLM
21 Sep - 24 Sep	Etihad Airways
19 Sep - 24 Sep	Etihad Airways

Also check the deals for one-way flights from Madrid to Jakarta in September.

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 Jakarta in September from 559€

Return flights