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Find Hotels with a Pool in O'Fallon, MO

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    Check prices for these dates, December 15 – 16, 2026

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    Our top choices for O'Fallon hotels with a pool

    1. Clayton Plaza Hotel & Extended Stay

    A swimming pool with steps leading to the water, surrounded by potted plants and outdoor seating.

    2. Ameristar Casino Resort and Spa

    An indoor swimming pool with clear glass walls, metal railings, and a tiled floor.

    3. Drury Inn & Suites St. Louis St. Peters

    An indoor swimming pool with tiled walls and a ceiling with square vents. There are chairs and tables around the pool area.

    4. Sleep Inn & Suites O'Fallon MO - Technology Drive

    An indoor swimming pool with a clear view of the outside, a metal ladder, and a ceiling with recessed lighting.

    5. The Wildwood Hotel

    An indoor swimming pool with a tiled edge, a seating area with chairs, and a door leading to another room.

    6. Comfort Inn & Suites St. Louis - O'Fallon

    An indoor swimming pool with clear water, surrounded by a tiled floor and walls, with a pool ladder and a few chairs and tables nearby.

    7. Hilton Garden Inn St. Louis/O'Fallon MO

    An indoor swimming pool with clear water, a lifeguard chair, and a covered seating area with tables and chairs.

    8. Super 8 by Wyndham O'Fallon MO/St. Louis Area

    A swimming pool with a tiled deck, safety chairs, and a lifeguard sign.

    9. Hampton Inn St. Charles St. Peters

    An indoor swimming pool with clear blue water, surrounded by red chairs and a yellow ceiling.

    10. Forest Park Hotel by MDR

    A hotel room with a bed, a sofa, a desk, and a view of the outdoors.

    Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

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    Choose what matters most at hotels with a pool in O'Fallon

    Breakfast included

    Hot tub

    4 stars

    Spa

    5 stars

    Hotels with pools and free breakfast in O'Fallon

    Sleep Inn & Suites O'Fallon MO - Technology Drive

    A hotel room with a bed, a chair, a window with curtains, and three framed pictures on the wall.

    Comfort Inn & Suites St. Louis - O'Fallon

    A hotel room with a large bed, a sofa, a desk, and two framed pictures on the wall.

    Holiday Inn Express St. Louis West - O'Fallon by IHG

    A hotel room with two beds, a desk with a chair, a television, and a window with curtains.

    Hilton Garden Inn St. Louis/O'Fallon MO

    A spacious lobby with a high ceiling, a central seating area with sofas and a coffee table, and a large window providing natural light.

    Staybridge Suites O'Fallon Chesterfield by IHG

    A hotel entrance with a covered walkway, stone walls, and a bench.

    Residence Inn by Marriott O'Fallon

    A spacious lobby with a stone fireplace, seating area, and a bar with high stools.

    Super 8 by Wyndham O'Fallon MO/St. Louis Area

    A bathroom with a large, freestanding bathtub, a mirror, and a sink.

    1 Bedroom | Pool & Gym. Free Breakfast

    A hotel entrance with a stone facade, a covered walkway, and a red car parked outside.

    Great for Business Travelers! Pool + Gym

    A hotel entrance with a stone facade, a covered walkway, and a red car parked outside.

    Accessible 2BR Suite w/ Pool & Free Hot Breakfast

    A hotel entrance with a stone facade, a covered walkway, and a red car parked outside.

    Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

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    Top O'Fallon Hotel Reviews

    Holiday Inn Express & Suites St Peters by IHG

    A swimming pool with a tiled deck, a diving board, and a lifeguard chair.

    Hyatt Place St. Louis/Chesterfield

    A swimming pool with a tiled deck, a sunlit room with a view, and a seating area with chairs.

    Residence Inn by Marriott St. Louis Chesterfield

    An indoor swimming pool with clear glass walls, sunlit seating area, and lifeguard station.

    Drury Plaza Hotel St. Louis Chesterfield

    An indoor swimming pool area with clear signage indicating a depth of 3 feet and a no diving warning.

    The Green Tree Inn

    A water park with a sign reading "Raging Rivers Water Park".

    Holiday Inn Express & Suites Wentzville St Louis West by IHG

    An indoor swimming pool with clear water, surrounded by lounge chairs and a pool lift.

    Drury Inn & Suites Southwest St. Louis

    An outdoor swimming pool with a metal handrail, surrounded by a brick building with large windows and a covered seating area with umbrellas.

    Sleep Inn & Suites O'Fallon MO - Technology Drive

    An indoor swimming pool with a clear view of the outside, a metal ladder, and a ceiling with recessed lighting.

    Drury Plaza Hotel St. Louis Creve Coeur

    A hotel lobby with a hot tub, a pool, and outdoor seating.

    Pear Tree Inn St. Louis Airport

    A swimming pool with lounge chairs and a covered area, surrounded by a brick building with large windows.

    Hyatt Select St. Louis Airport

    An indoor swimming pool with clear water, surrounded by beige chairs and a tiled floor.

    Drury Inn & Suites St. Louis Airport

    An indoor swimming pool with clear signage, a lifeguard station, and a view of the outside.

    The Wildwood Hotel

    An indoor swimming pool with a tiled edge, a seating area with chairs, and a door leading to another room.

    Holiday Inn Express & Suites St. Louis - Chesterfield by IHG

    A swimming pool with a clear view of the surrounding area, including a door and a window with a view of the outside.

    Find out more about O'Fallon

    Discover top O'Fallon attractions

    O'Fallon is a gem for travelers seeking a mix of adventure and relaxation. Start your visit at the stunning local parks, where you can enjoy serene walking trails, picturesque picnic spots, and well-maintained playgrounds that will delight the kids. For those interested in history, the area boasts fascinating historical sites that provide a glimpse into the rich past of the region, perfect for a leisurely afternoon exploration. Outdoor enthusiasts will love the exciting recreational facilities, offering a range of activities from sports to nature walks, ensuring everyone can find something they enjoy. Don’t miss the chance to sample local flavors at charming eateries, where you can taste regional dishes made from fresh, local ingredients. Finally, for a touch of culture, look out for local art exhibits and community events that showcase the vibrant arts scene and foster a sense of community spirit. After a day of exploration, unwind in comfortable accommodations that cater to your every need, ensuring a relaxing end to your exciting day in O'Fallon.

    Frequently Asked Questions

    What are some accommodations with pools in O'Fallon?

    Sleep Inn & Suites O'Fallon MO - Technology Drive: Features full, a pool, and free self parking. Residence Inn by Marriott O'Fallon: Offers buffet, a pool, and free self parking.

    What is there to see and do in O'Fallon?

    Make a point to visit attractions like Mississippi River and Alligator Creek Aquatic Center. During your stay, check out sights such as CarShield Field, 9-11 Memorial, and Golf Headquarters Family Golfplex. The restaurants and shopping are just some of the things to enjoy while you're in the area.

    When is the best time to book a hotel with a pool in O'Fallon?

    You may want to think about an accommodation that has an outdoor pool if you plan to visit O'Fallon in the hottest months of July, August, or June when the average temp is 75°F. Lodging offering an indoor pool may be what you want if you come to town during the coldest months of January, February, or December when the average temp is 37°F.

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