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

Return flights

29 Oct - 01 Nov	KLM
27 Oct - 07 Nov	KLM
14 Oct - 17 Oct	KLM
28 Oct - 31 Oct	KLM
13 Oct - 17 Oct	KLM
08 Oct - 19 Oct	KLM
09 Oct - 19 Oct	KLM
28 Oct - 02 Nov	KLM
27 Oct - 31 Oct	KLM
14 Oct - 20 Oct	KLM
03 Oct - 05 Oct	KLM
15 Oct - 19 Oct	KLM
26 Oct - 31 Oct	KLM
25 Oct - 01 Nov	KLM
30 Oct - 02 Nov	KLM
24 Oct - 03 Nov	Lufthansa
30 Oct - 03 Nov	Lufthansa
17 Oct - 03 Nov	Lufthansa
25 Oct - 02 Nov	KLM

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 $243

Return flights