Madrid (MAD) to Chicago (ORD) flight deal in economy from $509

Sunday, September 20th, 2026

4 round-trip options

Returning
Fri, Sep 25, 20265 Day Trip
$1,354 USD
Returning
Tue, Sep 29, 20269 Day Trip
$536 USD
Returning
Wed, Sep 30, 202610 Day Trip
$536 USD
Returning
Thu, Oct 1, 202611 Day Trip
$536 USD