Title: Scuba Diving Vacations in Southwest Illinois 2026 | Expedia.ca ![](https://images.trvl-media.com/place/6058943/ba13542c-304d-47c2-bad4-d7c83a7389e4.jpg?impolicy=fcrop&w=1200&h=300&q=medium) # Southwest Illinois Scuba Diving Vacations ## Book a Hotel + Flight or Car together to unlock savings Photo by Southernmost Illinois Tourism Bureau - ## Plan, book, travel with confidence - ### Better together Save up to CA $1,096 when you book a flight and hotel together\* - ### Find the right fit With over 300,000 hotels worldwide, it's easy to create a perfect package - ### Rest easy Plan, book, and manage your trip all in one place ## Flight and Scuba Diving hotel deals in Southwest Illinois Price found within the past 48 hours. Click for updated prices. ![Angad Arts Hotel St. Louis, Tapestry Collection by Hilton](https://images.trvl-media.com/lodging/28000000/27620000/27617000/27616925/25bc97a8_y.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) ### Angad Arts Hotel St. Louis, Tapestry Collection by Hilton Grand Center CA $863 per person Jan 26 - Jan 29 found 7 hours ago Roundtrip non-stop flight included Calgary (YYC) to St. Louis (STL) 8.8/10 Excellent! (1,022 reviews) Fun staff and a very cool hotel. Great room, too! Reviewed on Dec 11, 2025 ![DoubleTree by Hilton Hotel St. Louis - Chesterfield](https://images.trvl-media.com/lodging/1000000/10000/3300/3258/47e1344b_y.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) ### DoubleTree by Hilton Hotel St. Louis - Chesterfield CA $871 per person Jan 26 - Jan 29 found 7 hours ago Roundtrip non-stop flight included Calgary (YYC) to St. Louis (STL) 8.6/10 Excellent! (1,001 reviews) Clean rooms, comfortable beds, kind and helpful staff such as Kim, Brandon at the front desk, Michelle our house keeper were all fantastic. Reviewed on Nov 26, 2025 ![Ameristar Casino Resort and Spa](https://images.trvl-media.com/lodging/2000000/1880000/1873300/1873292/c42cf5fe_y.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) ### Ameristar Casino Resort and Spa CA $989 per person Jan 26 - Jan 29 found 7 hours ago Roundtrip non-stop flight included Calgary (YYC) to St. Louis (STL) 8.4/10 Very Good! (1,006 reviews) Welp, it wasn’t spotless per say, however, I am not displeased at all. Reviewed on Dec 12, 2025 ![Marriott St. Louis Airport](https://images.trvl-media.com/lodging/1000000/30000/20900/20839/97e52e79_y.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) ### Marriott St. Louis Airport Edmundson CA $963 per person Jan 26 - Jan 29 found 7 hours ago Roundtrip non-stop flight included Calgary (YYC) to St. Louis (STL) 8/10 Very Good! (1,006 reviews) Room was old small and spackled together and it was HOT Reviewed on Dec 13, 2025 ![Hotel Saint Louis, Autograph Collection](https://images.trvl-media.com/lodging/28000000/27480000/27478600/27478599/8a12cc18_y.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) ### Hotel Saint Louis, Autograph Collection Downtown St. Louis CA $966 per person Jan 26 - Jan 29 found 7 hours ago Roundtrip non-stop flight included Calgary (YYC) to St. Louis (STL) 8.8/10 Excellent! (458 reviews) Property and room was really nice. I will be staying here in the future Reviewed on Nov 25, 2025 Don't see what you're looking for? See all available trips from Columbus to Southwest Illinois [View all trips](https://expedia.ca/go/package/search/FlightHotel/2026-01-16/2026-01-23/?FromAirport=Columbus,%20Ohio,%20United%20States%20of%20America&Destination=STL&NumRoom=1&NumAdult=2&NumChild=0&paandie=true) ## 5\* Scuba Diving holidays in Southwest Illinois Price found within the past 48 hours. Click for updated prices. ![The Ritz-Carlton, St. Louis](https://images.trvl-media.com/lodging/1000000/10000/6200/6132/9a597e77_y.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) ### The Ritz-Carlton, St. Louis Clayton CA $1,310 per person Jan 16 - Jan 18 found 1 day ago Roundtrip flight included Toronto (YYZ) to St. Louis (STL) 9.2/10 Wonderful! (551 reviews) Absolutely beautiful hotel!!! Highly recommend! Reviewed on Nov 28, 2025 ![Four Seasons Hotel St Louis](https://images.trvl-media.com/lodging/3000000/2860000/2851500/2851438/89e020ab_y.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) ### Four Seasons Hotel St Louis Downtown St. Louis CA $1,489 per person Jan 26 - Jan 29 found 7 hours ago Roundtrip non-stop flight included Calgary (YYC) to St. Louis (STL) 9.4/10 Exceptional! (1,001 reviews) Everything exceeded my expectations from the welcoming staff to the luxuriously appointed room, to the 4 feet deep bathtub in which to soak my cares away--it was a total dream come true. I would come back in a heartbeat at this home away from home. Reviewed on Dec 13, 2025 Don't see what you're looking for? See all available trips from Columbus to Southwest Illinois [View all trips](https://expedia.ca/go/package/search/FlightHotel/2026-01-16/2026-01-23/?FromAirport=Columbus,%20Ohio,%20United%20States%20of%20America&Destination=STL&NumRoom=1&NumAdult=2&NumChild=0&paandie=true) ## 3 Night Scuba Diving holidays in Southwest Illinois Price found within the past 48 hours. Click for updated prices. ![Angad Arts Hotel St. Louis, Tapestry Collection by Hilton](https://images.trvl-media.com/lodging/28000000/27620000/27617000/27616925/25bc97a8_y.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) ### Angad Arts Hotel St. Louis, Tapestry Collection by Hilton Grand Center CA $863 per person Jan 26 - Jan 29 found 7 hours ago Roundtrip non-stop flight included Calgary (YYC) to St. Louis (STL) 8.8/10 Excellent! (1,022 reviews) Fun staff and a very cool hotel. Great room, too! Reviewed on Dec 11, 2025 ![DoubleTree by Hilton Hotel St. Louis - Chesterfield](https://images.trvl-media.com/lodging/1000000/10000/3300/3258/47e1344b_y.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) ### DoubleTree by Hilton Hotel St. Louis - Chesterfield CA $871 per person Jan 26 - Jan 29 found 7 hours ago Roundtrip non-stop flight included Calgary (YYC) to St. Louis (STL) 8.6/10 Excellent! (1,001 reviews) Clean rooms, comfortable beds, kind and helpful staff such as Kim, Brandon at the front desk, Michelle our house keeper were all fantastic. Reviewed on Nov 26, 2025 ![Ameristar Casino Resort and Spa](https://images.trvl-media.com/lodging/2000000/1880000/1873300/1873292/c42cf5fe_y.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh) ### Ameristar Casino Resort and Spa CA $989 per person Jan 26 - Jan 29 found 7 hours ago Roundtrip non-stop flight included Calgary (YYC) to St. Louis (STL) 8.4/10 Very Good! (1,006 reviews) Welp, it wasn’t spotless per say, however, I am not displeased at all. Reviewed on Dec 12, 2025 Don't see what you're looking for? See all available trips from Columbus to Southwest Illinois [View all trips](https://expedia.ca/go/package/search/FlightHotel/2026-01-16/2026-01-23/?FromAirport=Columbus,%20Ohio,%20United%20States%20of%20America&Destination=STL&NumRoom=1&NumAdult=2&NumChild=0&paandie=true) ## More vacations you might like ![](https://forever.travel-assets.com/flex/flexmanager/images/2022/06/08/all-inclusive_holidays_US.jpeg?impolicy=fcrop&w=300&h=300&q=mediumHigh) All Inclusive Vacations [](https://expedia.ca/lp/theme-vacations/all-inclusive-vacations?rfrr=editorial.All_Inclusive%20Vacations.click) ![](https://forever.travel-assets.com/flex/flexmanager/images/2022/10/17/XPC_Beach_Overview_HR_v3.jpg?impolicy=fcrop&w=300&h=300&q=mediumHigh) Beach Vacations [](https://expedia.ca/lp/theme-vacations/beach-vacations?rfrr=editorial.Beach_Vacations.click) ![](https://forever.travel-assets.com/flex/flexmanager/images/2022/06/08/Family_holidays_US_3_.jpeg?impolicy=fcrop&w=300&h=300&q=mediumHigh) Family Vacations [](https://expedia.ca/lp/theme-vacations/kid-friendly-vacations?rfrr=editorial.Family_Vacations.click) ![](https://forever.travel-assets.com/flex/flexmanager/images/2022/04/29/frCA_Sejours_golf-Portugal.jpeg?impolicy=fcrop&w=300&h=300&q=mediumHigh) Golf Vacations [](https://expedia.ca/lp/theme-vacations/golf-vacations?rfrr=editorial.Golf_Vacations.click) ![](https://forever.travel-assets.com/flex/flexmanager/images/2022/07/15/US_Luxury_VR_Miami.jpg?impolicy=fcrop&w=300&h=300&q=mediumHigh) Luxury Vacations [](https://expedia.ca/lp/theme-vacations/luxury-vacations?rfrr=editorial.Luxury_Vacations.click) ![](https://forever.travel-assets.com/flex/flexmanager/images/2022/08/29/romantic.jpg?impolicy=fcrop&w=300&h=300&q=mediumHigh) Romantic Vacations [](https://expedia.ca/lp/theme-vacations/romantic-vacations?rfrr=editorial.Romantic_Vacations.click) ![](https://forever.travel-assets.com/flex/flexmanager/images/2022/10/17/31952_v1_atfraraski22_insta_4.jpg?impolicy=fcrop&w=300&h=300&q=mediumHigh) Ski Vacations [](https://expedia.ca/lp/theme-vacations/ski-vacations?rfrr=editorial.Ski_Vacations.click) ## More Vacations Ideas [Flights to Southwest Illinois ](https://expedia.ca/Cheap-Flights-To-Southwest-Illinois.d6058943.Travel-Guide-Flights)[ Southwest Illinois Hotels ](https://expedia.ca/Southwest-Illinois-Hotels.d6058943.Travel-Guide-Hotels)[ Southwest Illinois Vacation Rentals ](https://expedia.ca/Southwest-Illinois-Vacation-Rentals.d6058943.Travel-Guide-VacationRentals)[ Southwest Illinois Car Rentals ](https://expedia.ca/Car-Rentals-In-Southwest-Illinois.d6058943.Car-Rental-Guide)[ Southwest Illinois Vacations ](https://expedia.ca/Southwest-Illinois.d6058943.Destination-Travel-Guides) \* Savings based on package bookings compared to the price of the same components booked separately. Savings not available on all packages. ![](https://a.travel-assets.com/mad-service/footer/bnaBanners/BEX_Footer.jpg) ## Go further with the Expedia app Save on select hotels and earn double points when you book on the app. Our app deals help you to save on trips so you can travel more and manage it all on the go. Scan the QR code with your device camera and download our app