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

Return flights

01 Dec - 11 Dec	Saudia
01 Dec - 18 Dec	Saudia
03 Dec - 18 Dec	Saudia
01 Dec - 21 Dec	Saudia
01 Dec - 08 Jan	Saudia
31 Dec - 31 Jan	Saudia
01 Dec - 15 Jan	Saudia
01 Dec - 13 Jan	Saudia
31 Dec - 15 Jan	Saudia
05 Dec - 15 Dec	Oman Air
05 Dec - 13 Dec	Oman Air
01 Dec - 07 Dec	Saudia
01 Dec - 20 Dec	Saudia
03 Dec - 14 Dec	Saudia
01 Dec - 17 Jan	Saudia
01 Dec - 31 Jan	Saudia
31 Dec - 18 Jan	Saudia
31 Dec - 26 Jan	Saudia
31 Dec - 24 Jan	Saudia
01 Dec - 15 Dec	Saudia

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 $558

Return flights