AirHint found the following cheapest return flights from Delhi (DEL) to London (LHR) in October 2026 (see full year).

Return flights

19 Oct - 26 Oct	Finnair
19 Oct - 27 Oct	Finnair
20 Oct - 27 Oct	Finnair
12 Oct - 20 Oct	Finnair
02 Oct - 10 Oct	Finnair
22 Oct - 05 Nov	Finnair
05 Oct - 20 Oct	Finnair
05 Oct - 20 Oct	British Airways	direct
19 Oct - 26 Oct	British Airways	direct
19 Oct - 27 Oct	British Airways	direct
20 Oct - 27 Oct	British Airways	direct
22 Oct - 05 Nov	British Airways	direct
16 Oct - 14 Nov	Emirates
02 Oct - 08 Nov	Qatar Airways

Also check the deals for one-way flights from Delhi to London in October.

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 Delhi to London in October from $551

Return flights