You search flights from London to Chicago ? Plan your city trip with Traveljungle - we find hundreds of cheap flights available by today. For your travel from London to Chicago , we compare tickets from major and budget airlines to find the best deals for flights. Save time and money with our price comparison to find cheap flight tickets from London to Chicago . Use our filters to find nearby airports and analyse the price history to find out about the best time to travel. Type your dates into our search and find cheap flights to fly from London to Chicago .