Cheapest one-way flights from Porto to Bilbao in March from $25

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

One-Way flights

24 Mar Vueling Airlines direct
05 Mar Vueling Airlines direct
28 Mar Vueling Airlines direct
12 Mar Volotea direct
19 Mar Volotea direct
03 Mar Vueling Airlines direct
29 Mar Vueling Airlines direct
17 Mar Ryanair
17 Mar Vueling Airlines direct
18 Mar Vueling Airlines

Also check the deals for return 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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