AirHint found the following cheapest return flights from Bilbao (BIO) to Luxemburg (LUX) in October 2025 (see full year).

Return flights

16 Oct - 20 Oct	Vueling Airlines
16 Oct - 19 Oct	Vueling Airlines
14 Oct - 16 Oct	Vueling Airlines
24 Oct - 27 Oct	Lufthansa
17 Oct - 24 Oct	Lufthansa
24 Oct - 26 Oct	Lufthansa
11 Oct - 15 Oct	Vueling Airlines

Also check the deals for one-way flights from Bilbao to Luxemburg 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 Bilbao to Luxemburg in October from $148

Return flights