PDX to BIO from $730 in economy – flightdeals.net

Home Premium Fare Deals About

Air France

Delta Air Lines

DLDelta Air Lines

KLM

Round Trip•Economy

Portland International Airport

Portland, United States

Bilbao Airport

$1,043 USD

-30%$730 USD

Verified 14 days ago

January 2027

Mon

Tue

Wed

Thu

Fri

Sat

Sun

28$1,403 29$931 30$963 31$927 1$967 2$1,387 3$910 4 5$900 6 7$790 8$797 9$780 10$740 11$747 12$730 13 14$790 15$797 16$780 17$740 18$747 19$730 20 21$790 22$797 23$780 24$740 25$747 26$730 27 28$790 29$797 30$780 31$740

Limited Availability

19% of dates checked are available within 10% of the lowest price

Thursday, January 7th, 2027

2 round-trip options

Returning

Sun, Jan 17, 2027•10 Day Trip

$847 USD

Returning

Wed, Jan 20, 2027•13 Day Trip

$790 USD