AirHint found the following cheapest return flights from Bangalore (BLR) to London (LHR) in September 2025 (see full year).

Return flights

29 Sep - 07 Oct	Etihad Airways
30 Sep - 12 Oct	Etihad Airways
29 Sep - 05 Oct	Etihad Airways
30 Sep - 10 Oct	Etihad Airways
24 Sep - 08 Oct	Etihad Airways
24 Sep - 09 Oct	Etihad Airways
25 Sep - 12 Oct	Etihad Airways
27 Sep - 11 Oct	Etihad Airways
18 Sep - 29 Sep	Etihad Airways
27 Sep - 04 Oct	Etihad Airways
23 Sep - 08 Oct	Oman Air
18 Sep - 25 Sep	Etihad Airways
19 Sep - 29 Sep	Oman Air
16 Sep - 25 Sep	Etihad Airways
11 Sep - 15 Sep	Oman Air
11 Sep - 28 Sep	Oman Air
18 Sep - 26 Sep	Oman Air
16 Sep - 23 Sep	Etihad Airways
14 Sep - 21 Sep	Etihad Airways
12 Sep - 18 Sep	Etihad Airways

Also check the deals for one-way flights from Bangalore to London 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 Bangalore to London in September from 454€

Return flights