Dallas-Fort Worth (DFW) to Bilbao (BIO) cheap flight deal from $539 USD in economy class

AAAmerican Airlines

AYFinnair

Dallas/Fort Worth International Airport

Dallas-Fort Worth, United States

BIO

Bilbao Airport

Bilbao, Spain

$983 USD

-45%$539 USD

Verified Sep 20, 2025 at 3:34 PM

September 2025

Today

Mon

Tue

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Sun

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20$3,930 21$1,214 22$690 23$1,150 24$1,159 25$749 26$694 27$705 28$640 29$649 30$640 1$694 2$694 3$694 4$744 5$945

Rare Availability

5% of dates checked are available within 10% of the lowest price

Monday, September 29th, 2025

6 round-trip options

Returning

Sat, Oct 4, 2025•5 Day Trip

$1,596 USD

Google Flights

Returning

Sun, Oct 5, 2025•6 Day Trip

$1,204 USD

Google Flights

Returning

Mon, Oct 6, 2025•7 Day Trip

$705 USD

Google Flights

Returning

Tue, Oct 7, 2025•8 Day Trip

$649 USD

Google Flights

Returning

Wed, Oct 8, 2025•9 Day Trip

$655 USD

Google Flights

Returning

Sun, Oct 12, 2025•13 Day Trip

$3,910 USD

Google Flights