Marathons Events in Ottawa

Check out happening marathons events all around Ottawa, ON

Manotick Backyard Ultra, 5K & Family 1K

Sat, 04 Oct at 08:30 am 5546 Manotick Main Street, Ottawa, ON, Canada

Course pour les enfants RBC du CHEO

Sun, 05 Oct at 08:00 am Parcs Wesley Clover, 401 route Corkstown, Ottawa (Ontario) K2H 1B7

The Great Big Cookie Run

Sat, 25 Oct at 08:00 am Lansdowne Park

Fright Night + Screams & Shots Weekend Pass – Ottawa 2025

Fri, 31 Oct at 07:30 pm Room 104 CAD 44

2025 Ottawa Butterfly Run

Sun, 05 Oct at 10:00 am W.C. Levesque Fields

Ring Master Fly-a-thon

Sat, 04 Oct at 09:00 am 5800 Frontier Rd, Ottawa, ON K0A 3H0, Canada

Ottawa Pink Arrows Walk / Run / Roll

Sun, 19 Oct at 10:00 am Britannia Park

Mayor Recognizes Leading Ottawa Buildings for Energy Conservation

Fri, 17 Oct at 07:30 am Ottawa City Hall CAD 32 to 56