AirHint found the following cheapest return flights from Mumbai (BOM) to Barcelona (BCN) in October 2025 (see full year).

Return flights

07 Oct - 14 Oct	Kuwait Airways
23 Oct - 08 Nov	Kuwait Airways
08 Oct - 14 Oct	Kuwait Airways
02 Oct - 09 Oct	Kuwait Airways
07 Oct - 16 Oct	Kuwait Airways
03 Oct - 09 Oct	Gulf Air
04 Oct - 20 Oct	AZAL
08 Oct - 12 Oct	Kuwait Airways
08 Oct - 16 Oct	Kuwait Airways
07 Oct - 12 Oct	Kuwait Airways
08 Oct - 15 Oct	Kuwait Airways
19 Oct - 01 Nov	Etihad Airways
31 Oct - 30 Nov	British Airways
24 Oct - 05 Nov	British Airways
23 Oct - 03 Nov	KLM
18 Oct - 02 Nov	Emirates
18 Oct - 01 Nov	Malaysia Airlines

Also check the deals for one-way flights from Mumbai to Barcelona in October.

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 Mumbai to Barcelona in October from 326€

Return flights