Cheap flights from Bilbao to Costa de Prata from CA $98

View CA $98 flight on Tue, Nov. 18, 2025Opens in a new window

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Cheap flights from Bilbao (BIO) to Costa de Prata (OPO)

Prices were available within the past 7 days and start at CA $98 for one-way flights and CA $338 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Europa
Sun, Aug. 10 - Thu, Aug. 14
BIO
Bilbao
OPO
Porto
CA $338 Roundtrip, found 2 days ago
CA $338
Roundtrip
found 2 days ago
Select Air Europa flight, departing Sun, Aug. 10 from Bilbao to Porto, returning Thu, Aug. 14, priced at CA $338 found 2 days ago
Air Europa
Sun, Aug. 10 - Thu, Aug. 14
BIO
Bilbao
OPO
Porto
CA $348 Roundtrip, found 2 days ago
CA $348
Roundtrip
found 2 days ago
Select Air Europa flight, departing Sun, Aug. 10 from Bilbao to Porto, returning Thu, Aug. 14, priced at CA $348 found 2 days ago
TAP Portugal
Sun, Aug. 10 - Thu, Aug. 14
BIO
Bilbao
OPO
Porto
CA $381 Roundtrip, found 2 days ago
CA $381
Roundtrip
found 2 days ago
Select TAP Portugal flight, departing Sun, Aug. 10 from Bilbao to Porto, returning Thu, Aug. 14, priced at CA $381 found 2 days ago
Iberia
Sun, Aug. 10 - Thu, Aug. 14
BIO
Bilbao
OPO
Porto
CA $446 Roundtrip, found 2 days ago
CA $446
Roundtrip
found 2 days ago
Select Iberia flight, departing Sun, Aug. 10 from Bilbao to Porto, returning Thu, Aug. 14, priced at CA $446 found 2 days ago
Lufthansa
Sun, Aug. 10 - Thu, Aug. 14
BIO
Bilbao
OPO
Porto
CA $622 Roundtrip, found 2 days ago
CA $622
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Sun, Aug. 10 from Bilbao to Porto, returning Thu, Aug. 14, priced at CA $622 found 2 days ago
Brussels Airlines
Sun, Aug. 10 - Thu, Aug. 14
BIO
Bilbao
OPO
Porto
CA $833 Roundtrip, found 2 days ago
CA $833
Roundtrip
found 2 days ago
Select Brussels Airlines flight, departing Sun, Aug. 10 from Bilbao to Porto, returning Thu, Aug. 14, priced at CA $833 found 2 days ago

Find the cheapest month to fly from Bilbao (BIO) to Porto (OPO)

November is typically the cheapest month to fly

From CA $60 - CA $287 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.