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

Return flights

31 Dec - 29 Jan	British Airways
31 Dec - 28 Jan	British Airways
31 Dec - 26 Jan	British Airways
30 Dec - 21 Jan	Air Canada
30 Dec - 30 Jan	Air Canada
29 Dec - 29 Jan	Etihad Airways
31 Dec - 22 Jan	British Airways
30 Dec - 28 Jan	British Airways
31 Dec - 23 Jan	British Airways
30 Dec - 31 Jan	Air Canada
24 Dec - 27 Dec	Air Canada
23 Dec - 26 Dec	Air Canada
24 Dec - 31 Dec	Air Canada
16 Dec - 25 Dec	Air Canada
23 Dec - 31 Dec	Air Canada
23 Dec - 30 Dec	Air Canada
16 Dec - 30 Dec	Air India
16 Dec - 23 Dec	Emirates
17 Dec - 27 Dec	Air India
20 Dec - 25 Dec	Emirates

Also check the deals for one-way flights from Boston to Mumbai in December.

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 December from $906

Return flights