Best Indoor Waterparks in Ontario
By Natalie Thursday, March 5, 2026
When the weather in Ontario turns cold, rainy, or unpredictable, indoor waterparks are one of the best ways to keep the family entertained. Many of Ontario’s indoor waterparks are connected to hotels or resorts, making them perfect for weekend getaways. With wave pools, lazy rivers, towering water slides, and splash zones for younger kids, these tropical-style attractions make it feel like summer any time of year.
Indoor waterparks are especially popular during holidays when families are looking for fun ways to keep kids entertained.
If you’re planning a getaway during the school break or during family day, check out our full guides to:
Things to do for March Break in Ontario
Things to do for Family Day in Ontario
KEY TAKEAWAYS: INDOOR WATERPARKS IN ONTARIO
• Indoor waterparks are one of the best year-round family attractions in Ontario
• Many are attached to hotels or resorts, making them perfect for weekend getaways
• Features often include wave pools, lazy rivers, waterslides, and kids splash zones
• Popular destinations include Niagara Falls, Blue Mountain, Windsor, Kitchener, and Richmond Hill
• Many waterparks offer day passes as well as overnight packages
Fallsview Indoor Waterpark (Niagara Falls)
Fallsview Indoor Waterpark is one of the largest indoor waterparks in Canada and a top destination for families visiting Niagara Falls. The massive complex features 16 thrilling water slides, the Toob Tower, a wave pool, the Canadian Plunge, the Niagara Tipping Bucket, an Atlantis attraction, hot springs and the famous jungle-themed Fallsview Beach.
The waterpark is connected to several nearby hotels and located just steps from Clifton Hill, making it easy to turn your visit into a full family getaway.
Highlights
- 16 water slides
- Hot springs & jungle beach
- Large wave pool
- Connected hotels for overnight stays
Waves Indoor Waterpark (Niagara Falls)
Located inside the Americana Conference Resort Spa & Waterpark, Waves Indoor Waterpark is a bright, tropical-style waterpark surrounded by a glass roof that fills the space with natural light.
One of the most unique features is the retractable roof, which opens during the summer months and closes in winter to keep the waterpark warm and comfortable year-round.
Families will find something for everyone here. Younger kids love the beach-entry wave pool and giant tipping bucket, while older kids can race down the tube and body slides. Adults can relax and unwind in the large hot spa, making it a fun and relaxing experience for the whole family.
Highlights
• Retractable roof that opens in summer
• Beach-entry wave pool
• Tube and body slides
• Large hot spa for relaxing
Great Wolf Lodge (Niagara Falls)
Great Wolf Lodge is one of Ontario’s most popular family resorts, and its massive indoor waterpark is included with every overnight stay. The park features a lazy river, wave pool, interactive water fort, and a variety of thrilling water slides for all ages.
Families can ride together on the Wooly Mammoth, a fun family raft slide, or try the Niagara Rapids Run, an exciting water coaster. Thrill seekers can take on the Canada Vortex, a high-speed slide with a dramatic four-storey drop. While the kids splash and play, parents can relax poolside or rent a private cabana for the day.
Beyond the waterpark, the resort also offers mini golf, arcades, themed activities, and nightly entertainment.
Highlights
• Huge indoor waterpark included with stay
• Lazy river and wave pool
• Interactive water fort
• Thrilling slides including Wooly Mammoth and Canada Vortex
• Full family resort experience
Plunge! Aquatic Centre (Blue Mountain)
Located in the Blue Mountain Village, Plunge! Aquatic Centre is a popular indoor and outdoor aquatic facility that offers year-round water fun for families visiting the resort area.
Inside, families can enjoy water slides, a rope swing, hot tubs, and a family-friendly aquatic play area. During warmer months, outdoor pools and splash areas are also open.
Highlights
• Indoor water slides
• Rope swing and climbing wall
• Outdoor pools in summer
• Located in Blue Mountain Village
Adventure Bay Family Water Park (Windsor)
Adventure Bay is one of the best indoor waterparks in Southwestern Ontario and a major attraction along Windsor’s waterfront. The park features several exciting water slides, a lazy river, a surf simulator, and a large splash playground for younger kids.
It’s a great option for families visiting Windsor or looking for a fun day trip in the region.
Highlights
• Surf simulator
• Lazy river and water slides
• Kids splash playground
• Located along Windsor’s waterfront
The Wave Pool (Richmond Hill)
The Wave Pool in Richmond Hill is a popular indoor aquatic centre that offers wave sessions, water slides, and family swimming areas. While smaller than resort-style waterparks, it’s a great affordable option for families looking for indoor water fun close to Toronto.
Highlights
• Indoor wave pool
• Water slides
• Family swim areas
• Budget-friendly option
FAQ: INDOOR WATERPARKS IN ONTARIO
What is the biggest indoor waterpark in Ontario?
Fallsview Indoor Waterpark in Niagara Falls is one of the largest indoor waterparks in Canada with 16 water slides, a wave pool, and multiple play areas.
Are indoor waterparks open year-round in Ontario?
Yes. Most indoor waterparks operate year-round, making them perfect for winter weekends, March Break trips, or rainy summer days.
Do you need to stay overnight to visit indoor waterparks?
Some waterparks offer day passes, while others, like Great Wolf Lodge, typically require an overnight stay to access the waterpark.
Are indoor waterparks good for toddlers?
Yes. Most indoor waterparks include dedicated splash zones and shallow play areas designed specifically for younger children.
PLAN YOUR NEXT WATERPARK FAMILY GETAWAY
Indoor waterparks are one of the best ways to escape the weather and enjoy a fun family adventure any time of year. Whether you’re planning a winter getaway, March Break trip, or weekend adventure with the kids, these indoor waterparks across Ontario offer exciting slides, wave pools, and splash zones the whole family will love.
Looking for even more weather-proof activities? Explore our guide to the best indoor attractions in Ontario, featuring everything from museums and aquariums to immersive experiences and family entertainment centres.