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

Return flights

19 Aug - 23 Sep	KLM
20 Aug - 18 Sep	KLM
19 Aug - 17 Sep	KLM
28 Aug - 18 Sep	KLM
21 Aug - 25 Sep	KLM
18 Aug - 29 Sep	KLM
28 Aug - 30 Sep	KLM
25 Aug - 18 Sep	KLM
27 Aug - 30 Sep	KLM
20 Aug - 11 Sep	KLM
18 Aug - 24 Aug	KLM
14 Aug - 24 Aug	KLM
11 Aug - 24 Aug	KLM
12 Aug - 26 Aug	KLM
12 Aug - 19 Aug	KLM
15 Aug - 24 Aug	KLM
13 Aug - 26 Aug	KLM
15 Aug - 28 Aug	SWISS
13 Aug - 18 Aug	KLM
14 Aug - 26 Aug	Lufthansa

Also check the deals for one-way flights from London to Mumbai in August.

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 August from $558

Return flights