Schedule a phone call from Chicago, IL to Madrid, Spain. If you live in Chicago, IL and you want to call a friend in Madrid, Spain, you can try calling them between 12:00 AM and 4:00 PM your time. This will be between 7AM - 11PM their time, since Madrid, Spain is 7 hours ahead of Chicago, Illinois. If you're available any time, but you want to reach someone in Madrid, Spain at work, you may want to try between 2:00 AM and 10:00 AM your time. This is the best time to reach them from 9AM - 5PM during normal working hours.