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

Return flights

02 Dec - 10 Dec	Etihad Airways
23 Dec - 31 Dec	Lufthansa
25 Dec - 30 Dec	SWISS
23 Dec - 02 Jan	Lufthansa
24 Dec - 03 Jan	Lufthansa
19 Dec - 02 Jan	Lufthansa
19 Dec - 03 Jan	Lufthansa
19 Dec - 04 Jan	Turkish Airlines
20 Dec - 04 Jan	Turkish Airlines
25 Dec - 03 Jan	SWISS
25 Dec - 02 Jan	SWISS
20 Dec - 01 Jan	Etihad Airways
20 Dec - 03 Jan	Turkish Airlines

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 486€

Return flights