AirHint found the following cheapest return flights from London (LGW) to Mumbai (BOM) in September 2026 (see full year).

Return flights

01 Sep - 13 Sep	Wizz Air UK
11 Sep - 22 Sep	Wizz Air UK
24 Sep - 01 Oct	Air France
05 Sep - 22 Sep	Air France
10 Sep - 03 Oct	Air France
14 Sep - 10 Oct	Air France
10 Sep - 10 Oct	Air France
24 Sep - 08 Oct	Air Arabia
01 Sep - 18 Sep	Air Arabia
15 Sep - 30 Sep	Air Arabia
07 Sep - 21 Sep	Air Arabia
12 Sep - 22 Sep	Air Arabia
11 Sep - 26 Sep	Gulf Air
10 Sep - 04 Oct	Air Arabia
05 Sep - 12 Sep	British Airways

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

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 September from $547

Return flights