Book Cheap Hotels in Illinois, USA and Save Big. Some of the best hotels in Illinois include Holiday Inn Express, Drury Inn & Suites Mt. Vernon, The Langham Chicago, Trump International Hotel and more. You can choose the Luxury, budget and economy Hotels in Illinois Chicago at lowest prices from Travoline. Check our the Hotel amenities and reserve the hotels in advance to get great hotel deals. Illinois has got a variety of choice hotels for couples, family, friends and even pet-friendly hotels.