AirHint found the following cheapest return flights from London (LHR) to Billund (BLL) in October 2025 (see full year).

Return flights

30 Oct - 08 Nov	British Airways	direct
26 Oct - 04 Nov	British Airways	direct
27 Oct - 29 Oct	British Airways	direct
27 Oct - 28 Oct	British Airways	direct
26 Oct - 28 Oct	British Airways	direct
23 Oct - 26 Oct	KLM
11 Oct - 11 Oct	KLM
23 Oct - 25 Oct	KLM
04 Oct - 07 Oct	KLM
22 Oct - 27 Oct	KLM
02 Oct - 07 Oct	KLM
24 Oct - 29 Oct	Scandinavian Airlines
31 Oct - 02 Nov	KLM
27 Oct - 01 Nov	British Airways
27 Oct - 01 Nov	British Airways	direct
31 Oct - 02 Nov	British Airways	direct

Also check the deals for one-way flights from London to Billund 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 London to Billund in October from 100€

Return flights