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

Return flights

29 Sep - 11 Oct	Pegasus Airlines
27 Sep - 12 Oct	Ryanair
20 Sep - 12 Oct	Ryanair
27 Sep - 18 Oct	Ryanair
13 Sep - 28 Sep	Ryanair
28 Sep - 12 Oct	Ryanair
24 Sep - 08 Oct	Aer Lingus
26 Sep - 11 Oct	Ryanair
20 Sep - 04 Oct	Aer Lingus
15 Sep - 15 Oct	Etihad Airways
28 Sep - 13 Oct	Ryanair
19 Sep - 27 Sep	Pegasus Airlines
17 Sep - 27 Sep	Ryanair
02 Sep - 09 Sep	Air France
05 Sep - 13 Sep	Ryanair

Also check the deals for one-way flights from Dublin 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 Dublin to Jakarta in September from $647

Return flights