Cheapest return flights from Bilbao to Zurich in September from $168

Best time to book flights for Bilbao (BIO) to Zurich (ZRH) flights at AirHint

AirHint found the following cheapest return flights from Bilbao (BIO) to Zurich (ZRH) in September 2025 (see full year).

Return flights

04 Sep - 08 Sep Volotea
04 Sep - 02 Oct Volotea
02 Sep - 07 Sep Volotea
22 Sep - 24 Sep Vueling Airlines
15 Sep - 16 Sep Vueling Airlines
16 Sep - 24 Sep Vueling Airlines
22 Sep - 30 Sep Vueling Airlines
23 Sep - 24 Sep Vueling Airlines
16 Sep - 30 Sep Vueling Airlines
12 Sep - 15 Sep Iberia
18 Sep - 24 Sep Vueling Airlines
29 Sep - 14 Oct Vueling Airlines
04 Sep - 02 Oct SWISS direct
28 Sep - 14 Oct Vueling Airlines
23 Sep - 14 Oct Vueling Airlines
22 Sep - 13 Oct Vueling Airlines
22 Sep - 08 Oct Vueling Airlines
22 Sep - 02 Oct Vueling Airlines
23 Sep - 13 Oct Vueling Airlines
23 Sep - 08 Oct Vueling Airlines

Also check the deals for one-way flights from Bilbao to Zurich in September.

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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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