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

Return flights

11 Aug - 15 Aug	KLM
07 Aug - 14 Aug	KLM
07 Aug - 11 Aug	KLM
07 Aug - 10 Aug	KLM
15 Aug - 17 Aug	KLM
17 Aug - 19 Aug	Scandinavian Airlines
07 Aug - 14 Aug	SWISS	direct
07 Aug - 11 Aug	SWISS	direct
04 Aug - 07 Aug	KLM
04 Aug - 21 Aug	SWISS

Also check the deals for one-way flights from Billund to Zurich 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 Billund to Zurich in August from 235€

Return flights