Cheapest return flights from Porto to Bilbao in March from 36€

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

Return flights

05 Mar - 10 Mar Vueling Airlines direct
05 Mar - 21 Mar Vueling Airlines direct
05 Mar - 14 Mar Vueling Airlines direct
10 Mar - 14 Mar Vueling Airlines direct
12 Mar - 14 Mar Volotea direct
12 Mar - 21 Mar Volotea direct
19 Mar - 21 Mar Volotea direct
24 Mar - 14 Apr Vueling Airlines direct
28 Mar - 14 Apr Vueling Airlines direct
28 Mar - 16 Apr Vueling Airlines direct
03 Mar - 21 Mar Vueling Airlines direct
03 Mar - 14 Mar Vueling Airlines direct
14 Mar - 24 Mar Vueling Airlines direct
26 Mar - 14 Apr Volotea direct
26 Mar - 16 Apr Volotea direct
24 Mar - 09 Apr Vueling Airlines direct
28 Mar - 09 Apr Vueling Airlines direct
24 Mar - 12 Apr Vueling Airlines direct
28 Mar - 12 Apr Vueling Airlines direct
26 Mar - 09 Apr Volotea direct

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

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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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