AirHint found the following cheapest return flights from London (LHR) to Bangalore (BLR) in September 2026 (see full year).

Return flights

16 Sep - 14 Oct	Air France
14 Sep - 29 Oct	Air France
15 Sep - 07 Oct	Air France
15 Sep - 08 Oct	Air France
15 Sep - 29 Sep	Air France
21 Sep - 12 Oct	Air France
24 Sep - 22 Oct	Air France
05 Sep - 26 Sep	Etihad Airways
16 Sep - 24 Oct	Air France
05 Sep - 22 Sep	Air France
16 Sep - 14 Oct	Air India	direct
03 Sep - 05 Oct	Air India	direct
15 Sep - 07 Oct	Air India	direct
15 Sep - 29 Sep	Air India	direct
01 Sep - 26 Sep	Air India	direct
12 Sep - 20 Sep	Etihad Airways
11 Sep - 21 Sep	Etihad Airways
03 Sep - 17 Sep	Lufthansa
04 Sep - 19 Sep	Etihad Airways
11 Sep - 20 Sep	Etihad Airways

Also check the deals for one-way flights from London to Bangalore 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 Bangalore in September from $519

Return flights