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

Return flights

25 Dec - 08 Jan	Etihad Airways
25 Dec - 31 Dec	Etihad Airways
24 Dec - 17 Jan	Etihad Airways
24 Dec - 31 Dec	Etihad Airways
15 Dec - 13 Jan	SWISS
24 Dec - 23 Jan	Etihad Airways
24 Dec - 22 Jan	Etihad Airways
24 Dec - 31 Jan	Etihad Airways
24 Dec - 26 Jan	Etihad Airways
01 Dec - 31 Dec	Air France
23 Dec - 10 Jan	Etihad Airways
23 Dec - 11 Jan	Etihad Airways
22 Dec - 31 Dec	Air France
16 Dec - 28 Dec	Royal Jordanian
23 Dec - 05 Jan	IndiGo
20 Dec - 30 Dec	IndiGo
04 Dec - 07 Dec	Etihad Airways
18 Dec - 25 Dec	IndiGo
07 Dec - 16 Dec	AZAL
21 Dec - 29 Dec	IndiGo

Also check the deals for one-way flights from Mumbai to Lisbon 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 Mumbai to Lisbon in December from $446

Return flights