AirHint found the following cheapest return flights from Bilbao (BIO) to Riga (RIX) in March 2026 (see full year).

Return flights

25 Mar - 29 Mar	Vueling Airlines
26 Mar - 29 Mar	Vueling Airlines
26 Mar - 30 Mar	Vueling Airlines
14 Mar - 16 Mar	Vueling Airlines
22 Mar - 24 Mar	Vueling Airlines
01 Mar - 04 Mar	Vueling Airlines
05 Mar - 09 Mar	Vueling Airlines
12 Mar - 16 Mar	Vueling Airlines
12 Mar - 15 Mar	Vueling Airlines
06 Mar - 11 Mar	Lufthansa
28 Mar - 01 Apr	Lufthansa
29 Mar - 02 Apr	Vueling Airlines
29 Mar - 01 Apr	Vueling Airlines

Also check the deals for one-way flights from Bilbao to Riga in March.

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 Riga in March from $159

Return flights