September 2026 Events (173 events)
Browse festivals, concerts, cultural events, sports, and more in Ottawa during September 2026.
Smile On Us! – Free Dentistry Day
Kemptville: 115 Sanders St. Kanata: 650 Kanata Avenue, Unit K4 (Kanata Centrum) Carleton Place: 6 Costello Drive A denta…
The White Lotus Society – COCKTAIL CLASS | September 12
Inspired by the hit series The White Lotus, this interactive cocktail class takes guests on a journey through three icon…
Cold War Speaker Series 2026
We invite you to join us virtually this fall to hear from experts about a variety of relevant Cold War themes and events…
Kanata Farmers Market + Live Music + Petting Farm | Septembe…
Where fresh finds, friendly faces, and local vibes come together. This time the fun is double! The market will host a Pe…
Toronto Maple Leafs vs. Ottawa Senators
Speaker Series | Allied Intelligence Networks in the Early C…
We invite you to join us for the Diefenbunker’s 2026 Cold War Speaker Series! In this series of free events, hear from e…
Montreal Canadiens vs. Ottawa Senators
Dief the Chief: October ’62
Dief the Chief: October ’62 returns for a 2026 season! Join us for a performance of the acclaimed theatrical production…
Crazy Bear Bounce World 2026
Guinness World Record-holding inflatable amusement park spanning 3 acres with over 50,000 sq ft of interconnected bounci…