Music Festivals 2025 Ontario. Mfw's ontario summer music festival guide and calendar will help you find your perfect fest! Top live music festivals in ontario 2025.

From june through september, you can see big name stars in massive concerts or intimate shows, attend fun sporting events that feature free live music acts from across the. From ontario’s largest country music festival, boots & hearts to small and quaint small town festivals, you’ll find something to do and won’t be disappointed.