Events in Ottawa in September 2026

In September 2026, Ottawa has 427 event dates across 109 shows, concerts and experiences — including 242 experiences, 69 concert, 54 others, 37 theatre.

Highlights include: Aakash Gupta at Algonquin Commons Theatre · Ballet of Lights: Sleeping Beauty · Come From Away at Meridian Theatres @ Centrepointe · The Story of Nirvana at The Bronson Ottawa.

FAQ — Ottawa in September 2026

What to do in Ottawa in September 2026?
The calendar below lists every event happening that month: 242 experiences, 69 concert, 54 others, 37 theatre. Filter by category or date to narrow it down.

Are dates and tickets up to date?
Yes — the calendar is refreshed daily and each listing links to the event's ticket page.

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427 shows

Events in Ottawa in September 2026

Ottawa Murder Mystery: Solve the Case

Shadows of Downtown Ottawa: Self-Guided Detective Game (Questo)

Kid Quest in Ottawa: Interactive Family Scavenger Hunt (Ages 4–8)

Ottawa: Foods of the World Outdoor Exploration Game

Dorothy's Trials of Oz: City Exploration Quest

Canadian War Museum: Skip-the-Line Admission

Ottawa Landmarks Amphibus Tour

2-Hour Ottawa Express City Bike Tour

Cycling the Nation's Capital — Self-Guided

Original Haunted Walk of Ottawa

Ottawa Hop-On Hop-Off Sightseeing Tour

Self-Guided Biking in Ottawa-Gatineau

Lilo Floating Tiki Bar on the Ottawa River

Canadian War Museum Admission

Ottawa Murder Mystery — Death in the Shadows

Street Artist Ottawa Outdoor Exploration Game

Ottawa Titans vs Trois-Rivières Aigles at Ottawa Stadium

Titanique in Gatineau (Ottawa area)

Ottawa Titans vs. Trois-Rivières Aigles

Private Yacht Tour on the Ottawa River

Oh Canada Eh!? Dinner Musical

Unique Experiences

Ottawa: Small-Group Walking Tour with Boat Cruise

Ottawa River Boat Cruise from Hull Marina

Private Yacht Cruise on the Ottawa River

Oh Canada Eh!? Dinner Musical

Rideau Canal Cruise

Original Haunted Walk of Ottawa