Cheapest return flights from Bilbao to Luxemburg in September from $141

AirHint found the following cheapest return flights from Bilbao (BIO) to Luxemburg (LUX) in September 2026 (see full year).

Return flights

10 Sep - 13 Sep Luxair direct
11 Sep - 13 Sep Wizz Air UK
06 Sep - 13 Sep Luxair direct

Also check the deals for one-way flights from Bilbao to Luxemburg 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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