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

Return flights

14 Oct - 18 Oct	Etihad Airways
21 Oct - 31 Oct	Etihad Airways
22 Oct - 31 Oct	Etihad Airways
21 Oct - 07 Nov	Etihad Airways
12 Oct - 14 Nov	Etihad Airways
14 Oct - 29 Oct	Etihad Airways
16 Oct - 09 Nov	Etihad Airways
01 Oct - 04 Oct	Etihad Airways
03 Oct - 06 Oct	Etihad Airways
12 Oct - 16 Oct	Etihad Airways
24 Oct - 09 Nov	Etihad Airways
15 Oct - 20 Nov	Etihad Airways
31 Oct - 03 Nov	Etihad Airways
30 Oct - 06 Nov	Etihad Airways
11 Oct - 06 Nov	Lufthansa
11 Oct - 07 Nov	SWISS
11 Oct - 08 Nov	SWISS
21 Oct - 28 Oct	SWISS
15 Oct - 30 Oct	Lufthansa
13 Oct - 24 Oct	Delta

Also check the deals for one-way flights from Boston 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 Boston to Mumbai in October from 578€

Return flights