Seattle / Tacoma (SEA) to Bilbao (BIO) flight deal in economy from $346

AFAir FranceDLDelta Air LinesKLKLM

One Way•Economy

SEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

BIO

Bilbao Airport

Bilbao, Spain

$500 USD

-31%$346 USD

Verified 13 days ago

November 2026

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Fair Availability

39% of dates checked are available within 10% of the lowest price

Sunday, November 1st, 2026

Outbound Flights

18h 20m·1 stop

$346 USD

SEANov 1 14:05

→

CDGNov 2 09:20

DL 80Airbus A330-900neo

6h 25m layover

CDGNov 2 15:45

→

BIONov 2 17:25

AF 1576Embraer 190

16h 55m·1 stop

$632 USD

SEANov 1 14:35

→

AMSNov 2 09:25

DL 142Airbus A330-900neo

5h layover

AMSNov 2 14:25

→

BIONov 2 16:30

KL 1525Boeing 737

15h 20m·2 stops

$17,293 USD

SEANov 1 11:00

→

PDXNov 1 12:09

DL 3802Embraer 175

1h 11m layover

PDXNov 1 13:20

→

AMSNov 2 07:55

KL 616Boeing 787-10

1h 20m layover

AMSNov 2 09:15

→

BIONov 2 11:20

KL 1523Embraer 195 E2

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