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Your Southwest Illinois Holiday
From its rich history to its spectacular views, Southwest Illinois is a must-see destination. Enjoy this fantastic place on your own terms with one of our customized Southwest Illinois holiday packages. A well-thought-out itinerary is a must-have to get the most out of your trip to Southwest Illinois. Collinsville, Carbondale and OFallon are among the leading cities here. From the instant you book your Southwest Illinois holiday to when you get back home, Expedia will take care of you each step of the way.
Southwest Illinois Essential Information
Language | English |
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Currency | U.S dollars |
Closest Airport | Lambert-St. Louis Intl. Airport (STL) |
Our guide on where to stay in Southwest Illinois
Cahokia
Cahokia is noteworthy for its restaurants, and you can make a stop at top attractions like Greater St. Louis Air & Space Museum and GCS Ballpark.
Our pick of the best Southwest Illinois Hotel Deals
Reviewed on 30 Apr 2024
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Frequently asked questions
Discover the most popular places to visit in Southwest Illinois
St. Louis Union Station
You can learn more about the history of St. Louis during your trip to a well-known site such as St. Louis Union Station. Experience the area's great live music or attend a baseball game.
Busch Stadium
Catch an event at Busch Stadium during your trip to St. Louis. Experience the area's fascinating museums or attend a baseball game.
Gateway Arch
Enjoy 360-degree views and learn about the history of St. Louis at this world-famous landmark.
Unmissable things to do in Southwest Illinois
4-Hour Chicago Resurrection Mary Ghost Bus Tour
* Savings based on package bookings compared to the price of the same components booked separately. Savings not available on all packages. Flight-inclusive packages are ATOL protected.