Hotels with Pool & Resorts in Union from AU$105

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Check availability on Union Hotels with Pool

Best Union Hotels with Pool

Indoor pool
Super 8 by Wyndham Union

Super 8 by Wyndham Union

2.0 star property
Union
8.2 out of 10, Very good, (632)
"All around great place to stay."
United States
Chris
The price is AU$133
includes taxes & fees
1 Jan - 2 Jan 2026
Super 8 by Wyndham Union
Outdoor pool
New Camper with a Hot Tub and Pool: Great For Families or a Romantic Weekend.

New Camper with a Hot Tub and Pool: Great For Families or a Romantic Weekend.

Union
10.0 out of 10, Exceptional, (1)
"We loved our visit! The kids loved the pool, camper, animals and property. Justin and Kati's hospitality was exceptional! Camper was super clean and easy to utilize. We will definitely be back! "
United States
Jennifer M.
The price is AU$356
includes taxes & fees
15 Dec - 16 Dec
New Camper with a Hot Tub and Pool: Great For Families or a Romantic Weekend.
Indoor pool
The Wildwood Hotel

The Wildwood Hotel

3.5 star property
Wildwood
9.2 out of 10, Wonderful, (1602)
"The hotel was amazing from the staff to the rooms. Great location as well. Definitely recommend this place if traveling! "
United States
Brandi
The Wildwood Hotel
Indoor pool
Holiday Inn St. Louis West Six Flags by IHG

Holiday Inn St. Louis West Six Flags by IHG

3.0 star property
Eureka
9.0 out of 10, Wonderful, (1001)
"Great place to stay"
United States
John
The price is AU$189
includes taxes & fees
15 Dec - 16 Dec
Holiday Inn St. Louis West Six Flags by IHG
Indoor pool
Comfort Inn Near Six Flags St. Louis

Comfort Inn Near Six Flags St. Louis

2.5 star property
Pacific
8.4 out of 10, Very good, (870)
"Staff was absolutely incredible!! Very accommodating and super sweet ladies at check in. Coffee was amazing! And beds were super comfy!!"
United States
Natalia
The price is AU$154
includes taxes & fees
4 Jan - 5 Jan 2026
Comfort Inn Near Six Flags St. Louis
Free daily on-the-go breakfast
Super 8 by Wyndham Eureka/Six Flags Nearby

Super 8 by Wyndham Eureka/Six Flags Nearby

2.0 star property
Eureka
7.0 out of 10, Good, (1001)
"A much needed comfortable bed and hot shower, staff was lovely. "
United States
Rachel
The price is AU$105
includes taxes & fees
22 Dec - 23 Dec
Super 8 by Wyndham Eureka/Six Flags Nearby
Indoor pool
Best Western Plus Washington Hotel

Best Western Plus Washington Hotel

2.5 star property
Washington
9.2 out of 10, Wonderful, (635)
"One of our favorites! This hotel is very clean, breakfast is very good and the kids love the indoor pool."
United States
Debra
The price is AU$221
includes taxes & fees
11 Dec - 12 Dec
Best Western Plus Washington Hotel
Seasonal outdoor pool
Pinemark Inn & Suites

Pinemark Inn & Suites

2.0 star property
St. Clair
9.6 out of 10, Exceptional, (1006)
"Staff was super friendly, clean rooms, great breakfast easy parking right in front of the room. Will stay again. "
United States
Dena
The price is AU$211
includes taxes & fees
19 Dec - 20 Dec
Pinemark Inn & Suites
A heated pool
Bigfoot Monster Truck Suite with kitchenette and onsite activities

Bigfoot Monster Truck Suite with kitchenette and onsite activities

Pacific
9.4 out of 10, Exceptional, (6)
"This is a great place to stay with tons of common areas that allowed my family to enjoy our vacation and time together while still having time to ourselves. My 19 yo enjoyed playing XBox in the common area upstairs and swimming in the pool, my 21 yo liked having a bed to himself instead of sharing with his brother and the coffee station downstairs in the kitchen, and I enjoyed sitting, reading, and having tea in the downstairs area after talking my dog for a walk on the beautiful grounds. Tons...
United States
Jeri T.
The price is AU$562
includes taxes & fees
10 Dec - 11 Dec
Bigfoot Monster Truck Suite with kitchenette and onsite activities
A heated pool
Pet friendly family suite near Purina Farms in boutique hotel West of St. Louis

Pet friendly family suite near Purina Farms in boutique hotel West of St. Louis

Pacific
10.0 out of 10, Exceptional, (5)
"Bachelorette sty fun weekend. Perfect location! "
United States
Katie R.
The price is AU$562
includes taxes & fees
10 Dec - 11 Dec
Pet friendly family suite near Purina Farms in boutique hotel West of St. Louis
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 Union Hotel Reviews

Pinemark Inn & Suites

Pinemark Inn & Suites

10/10 Excellent
"Extremely clean room and friendly staff. "
Paul and Marilyn 1-night trip
Posted 3 days ago
Pinemark Inn & Suites

Frequently asked questions

What are some hotels with pools in Union?
Super 8 by Wyndham Union: Features a snack bar/deli, an indoor pool and daily. Mid Century Modern Home w/ Private Pool & Lake on 50 Acres: Offers kitchens, an outdoor pool and Smart televisions. New Camper with a Hot Tub and Pool: Great For Families or a Romantic Weekend.: Provides complimentary wireless Internet access, a pool and kitchens. The Wildwood Hotel: Features daily, an indoor pool and free self parking. Holiday Inn St. Louis West Six Flags by IHG: Hotel, 13-minute walk from Six Flags St. Louis. Offers a children's pool, an indoor pool and a sauna.
What is there to see and do in Union?
Make a point to visit attractions such as Meramec River and Indian Harvest. During your stay, visit sights such as Union City Hall, Union Village Plaza and Union Silo Plaza.
When is the best time to book a hotel with a pool in Union?
You may want to think about a place to stay that has an outdoor pool if you're planning to visit Union in the hottest months of July, August or June, when the average temperature is 24°C. Accommodation offering an indoor pool may be the way to go if you come to town during the coldest months of January, February or December, when the average temp is 3°C.