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

Return flights

06 Dec - 20 Jan	Eurowings
06 Dec - 28 Dec	Eurowings
06 Dec - 13 Dec	Eurowings
01 Dec - 08 Dec	Air India
01 Dec - 10 Dec	Air India
03 Dec - 09 Dec	Air India
03 Dec - 10 Dec	Air India
03 Dec - 08 Dec	Air India
02 Dec - 05 Dec	Air India
06 Dec - 16 Jan	Eurowings
01 Dec - 11 Dec	Oman Air
05 Dec - 12 Dec	Turkish Airlines
01 Dec - 30 Jan	Oman Air
02 Dec - 14 Jan	Turkish Airlines
13 Dec - 10 Jan	Vueling Airlines
23 Dec - 18 Jan	Aegean Airlines
21 Dec - 10 Jan	Aegean Airlines
08 Dec - 18 Jan	Oman Air
01 Dec - 31 Jan	Oman Air
05 Dec - 18 Jan	Oman Air

Also check the deals for one-way flights from London 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 London to Mumbai in December from 424€

Return flights