This Chicago Illinois Antique Flea Market is a cozy, friendly and relaxed atmosphere. 1,000’s of antique treasures and flea market items. Oddities and loads of antiques collectibles selected with a good eye. The Wheaton Chicago Illinois Antique Flea Market is an interesting place to visit, especially if you are tired of visiting museums, flea markets with new items, or looking for something to do in Wheaton (Chicago) Illinois.