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

Monday, September 7th, 2026

3 round-trip options

Returning
Sat, Sep 12, 20265 Day Trip
$1,337 USD
Returning
Tue, Sep 15, 20268 Day Trip
$519 USD
Returning
Mon, Sep 21, 202614 Day Trip
$519 USD