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One Way•Economy
SpainBIO

Bilbao Airport

Bilbao, Spain
United StatesBOS

Logan International Airport

Boston, United States
$526 USD
-45%$289 USD
Verified Nov 28, 2025 at 10:50 PM
Fair Availability
25% of dates checked are available within 10% of the lowest price

Monday, December 1st, 2025

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