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

Return flights

04 Oct - 07 Oct	Pegasus Airlines
01 Oct - 09 Nov	Pegasus Airlines
03 Oct - 04 Oct	Flynas
24 Oct - 03 Nov	Flynas
04 Oct - 08 Oct	Pegasus Airlines
03 Oct - 12 Oct	Flynas
17 Oct - 24 Oct	Flynas
14 Oct - 21 Oct	Flynas
08 Oct - 13 Oct	Pegasus Airlines
02 Oct - 07 Oct	flyadeal
14 Oct - 26 Oct	Flynas
25 Oct - 31 Oct	Flynas
28 Oct - 02 Nov	Flynas
13 Oct - 02 Nov	AZAL
13 Oct - 01 Nov	AZAL
25 Oct - 01 Nov	AZAL
24 Oct - 03 Nov	IndiGo	direct
01 Oct - 09 Nov	IndiGo	direct
25 Oct - 01 Nov	IndiGo	direct
13 Oct - 01 Nov	IndiGo	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 206€

Return flights