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

Return flights

28 Aug - 02 Sep	KLM
30 Aug - 04 Sep	Scandinavian Airlines
28 Aug - 04 Sep	KLM
31 Aug - 07 Sep	KLM
28 Aug - 30 Aug	Air France
27 Aug - 03 Sep	Air France
28 Aug - 31 Aug	Air France
30 Aug - 03 Sep	Lufthansa
29 Aug - 31 Aug	KLM
29 Aug - 01 Sep	KLM
27 Aug - 02 Sep	Lufthansa
26 Aug - 31 Aug	KLM
25 Aug - 28 Aug	KLM
26 Aug - 29 Aug	KLM
27 Aug - 29 Aug	Air France
28 Aug - 29 Aug	Lufthansa
26 Aug - 01 Sep	Scandinavian Airlines
24 Aug - 25 Aug	British Airways	direct
28 Aug - 28 Aug	KLM
28 Aug - 04 Sep	British Airways	direct

Also check the deals for one-way flights from London to Billund in August.

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 August from $299

Return flights