AirHint found the following cheapest return flights from Biarritz-bayonne (BIQ) to Riga (RIX) in September 2025 (see full year).
Return flights
| 12 Sep - 27 Sep | Ryanair | ||
| 16 Sep - 20 Sep | Ryanair | ||
| 13 Sep - 27 Sep | Ryanair | ||
| 23 Sep - 15 Oct | Ryanair |
Also check the deals for one-way flights from Biarritz-bayonne to Riga in September.
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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