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

Return flights

28 Oct - 04 Nov	Gulf Air
26 Oct - 31 Oct	Gulf Air
29 Oct - 03 Nov	Gulf Air
29 Oct - 05 Nov	Gulf Air
31 Oct - 04 Nov	Gulf Air
31 Oct - 03 Nov	Gulf Air
29 Oct - 02 Nov	Gulf Air
28 Oct - 19 Nov	IndiGo
27 Oct - 30 Oct	Gulf Air
31 Oct - 21 Nov	Gulf Air
28 Oct - 19 Nov	IndiGo	direct
27 Oct - 30 Oct	IndiGo	direct
26 Oct - 28 Oct	IndiGo	direct
26 Oct - 31 Oct	IndiGo	direct
28 Oct - 04 Nov	Turkish Airlines	direct

Also check the deals for one-way flights from Istanbul to Mumbai 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 Istanbul to Mumbai in October from 218€

Return flights