Cheapest return flights from Biarritz-bayonne to Ljubljana in September from $347

AirHint found the following cheapest return flights from Biarritz-bayonne (BIQ) to Ljubljana (LJU) in September 2025 (see full year).

Return flights

26 Sep - 30 Sep Ryanair

Also check the deals for one-way flights from Biarritz-bayonne to Ljubljana in September.

Skyscanner

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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