Chicago O'Hare International Airport (ORD) to Adolfo Suárez Madrid–Barajas Airport (MAD) flights and layovers
Compare direct flights, 1-stop layovers, and multi-stop routes from Chicago O'Hare International Airport (ORD) to Adolfo Suárez Madrid–Barajas Airport (MAD). Find the best stopover airports and continue to booking on Google Flights.