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

Return flights

23 Sep - 25 Sep	IndiGo
30 Sep - 15 Oct	Etihad Airways
23 Sep - 27 Sep	SalamAir
21 Sep - 19 Oct	Etihad Airways
21 Sep - 01 Oct	Etihad Airways
21 Sep - 05 Oct	Etihad Airways
19 Sep - 05 Oct	Etihad Airways
18 Sep - 05 Oct	Etihad Airways
17 Sep - 19 Sep	AZAL
16 Sep - 24 Sep	IndiGo
30 Sep - 08 Oct	SWISS
18 Sep - 25 Sep	Etihad Airways
15 Sep - 29 Sep	KLM
15 Sep - 21 Sep	IndiGo
17 Sep - 01 Oct	Turkish Airlines
18 Sep - 26 Sep	Air France
17 Sep - 30 Sep	Turkish Airlines
16 Sep - 23 Sep	SWISS
17 Sep - 05 Oct	Turkish Airlines
20 Sep - 25 Oct	IndiGo

Also check the deals for one-way flights from Mumbai to Dublin 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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Cheapest return flights from Mumbai to Dublin in September from 380€

Return flights