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

Sunday, September 6th, 2026

3 round-trip options

Returning
Fri, Sep 11, 20265 Day Trip
$1,354 USD
Returning
Mon, Sep 14, 20268 Day Trip
$536 USD
Returning
Sun, Sep 20, 202614 Day Trip
$553 USD