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

Monday, September 28th, 2026

3 round-trip options

Returning
Sat, Oct 3, 20265 Day Trip
$1,337 USD
Returning
Tue, Oct 6, 20268 Day Trip
$519 USD
Returning
Mon, Oct 12, 202614 Day Trip
$519 USD