Ontario Events

Looking for exciting Ontario events happening this month or planning ahead for something fun to do with friends, family, or your partner? You’ve come to the right place. From music festivals and food fairs to cultural celebrations, holiday markets, and seasonal family fun, there’s always something happening in Ontario—year-round and across the province.

Whether you’re based in Toronto, Ottawa, Niagara, Muskoka, or anywhere in between, our event listings make it easy to discover what’s going on in your region. Search by date, region, or city. Bookmark this page, check back often, and don’t miss out on Ontario’s best festivals and events.

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Markham Fair-event-photo

Markham Fair

Oct 02 2025 to Oct 05 2025

Region : Greater Toronto Area      City: Markham

Markham Fair is one of Canada oldest country fairs. Since 1844 the fair has been providing the community with a showcase for talents and products in a friendly competitive spirit.   » Read more

Oct 02
to
Oct 05
Grief Walks-event-photo

Grief Walks

Oct 02 2025 to Oct 30 2025

Region : Greater Toronto Area      City: Toronto

Autumn is a season when we embrace death and dying as we watch the leaves turn and the weather change, Mother Nature shows us how to die with grace. Learn about metabolizing your grief and how so...  » Read more

Oct 02
to
Oct 30
Metcalfe Fair-event-photo

Metcalfe Fair

Oct 02 2025 to Oct 05 2025

Region : Ottawa Region      City: Metcalfe

We look forward to welcoming you to the 169th edition of the Metcalfe Fair, presented by the Metcalfe Agricultural Society.Rural tradition meets modern family entertainment at the Metcalfe Fair!2025 w...  » Read more

Oct 02
to
Oct 05
Ottawa Fall Home Show-event-photo

Ottawa Fall Home Show

Oct 02 2025 to Oct 05 2025

Region : Ottawa Region      City: Ottawa

Discover the latest in home decor, design, landscaping, and more.  » Read more

Oct 02
to
Oct 05
Pumpkinferno at Discovery Harbour-event-photo

Pumpkinferno at Discovery Harbour

Oct 02 2025 to Nov 01 2025

Region : Southwestern Ontario      City: Penetanguishene

Pumpkinferno sails into Discovery Harbour for a hauntingly good time!A magical fall adventure with glowing pumpkins, tasty treats and unforgettable memories.  » Read more

Oct 02
to
Nov 01
Fear Forest-event-photo

Fear Forest

Oct 03 2025 to Nov 01 2025

Region : Greater Toronto Area      City: Oshawa

Something dark is lurking in the shadows of the woods in Oshawa. Grab your family and friends to immerse yourself in your very own horror film by heading deep into the forest.  » Read more

Oct 03
to
Nov 01
Mac My Cheese Fest-event-photo

Mac My Cheese Fest

Oct 03 2025 to Oct 05 2025

Region : Ottawa Region      City: Ottawa

Welcome to the Cheeeeeeeesiest Festival in Canada! We are Mac My Cheese Fest and if you love cheese, then you gotta eat here! Join us for 3 days of the best in delicious comfort food in the Heart of O...  » Read more

Oct 03
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Oct 05
Blue Bully Ultra at Blue Mountain-event-photo

Blue Bully Ultra at Blue Mountain

Oct 03 2025 to Oct 05 2025

Region : Central Ontario      City: Blue Mountains

Challenge yourself over three days of fun, exciting, and professionally organized trail racing – from fast vertical climbs, to ultra-distance grinds, to a strategic time-based finale. Will you take ...  » Read more

Oct 03
to
Oct 05
PUMPKINFERNO at Upper Canada Village-event-photo

PUMPKINFERNO at Upper Canada Village

Oct 03 2025 to Nov 01 2025

Region : Eastern Ontario      City: Morrisburg

Perfect for all ages, explore the magic of PumpkInferno, a nighttime walk-through experience where thousands of hand-crafted pumpkins come to life in a spectacular display of artistry and creativity a...  » Read more

Oct 03
to
Nov 01
Diwali RazzMatazz Mississauga-event-photo

Diwali RazzMatazz Mississauga

Oct 03 2025 to Oct 05 2025

Region : Greater Toronto Area      City: Mississauga

Diwali RazzMatazz is all about Razzle and Dazzle around the festive celebrations of Diwali, also known as the festival of lights.  » Read more

Oct 03
to
Oct 05
Toronto Coin Expo-event-photo

Toronto Coin Expo

Oct 03 2025 to Oct 04 2025

Region : Greater Toronto Area      City: Toronto

This is Toronto’s Coin Show, and you are sure to find one–of–a–kind treasures.The Toronto Coin Expo is the best venue in Toronto and Canada to Buy, Trade, Sell your old unwanted Gold & Sil...  » Read more

Oct 03
to
Oct 04
Cicada Music & Arts Festival-event-photo

Cicada Music & Arts Festival

Oct 03 2025 to Oct 04 2025

Region : Niagara Region      City: St. Catharines

A dynamic celebration of music, art and culture with a diverse lineup across multiple stages, showcasing a range of genres from the best of Ontario artists, as well as food and drink vendors in the he...  » Read more

Oct 03
to
Oct 04
Roseneath Fair-event-photo

Roseneath Fair

Oct 03 2025 to Oct 05 2025

Region : Central Ontario      City: Roseneath

Livestock/homecraft competitions, demo derby, more!  » Read more

Oct 03
to
Oct 05
Behind the Screams-event-photo

Behind the Screams

Oct 03 2025 to Nov 01 2025

Region : Ottawa Region      City: Ottawa

From the filmmakers at 1D Studios comes the most immersive haunt in Ottawa:Studio B Horror.Step onto real sets built inside a working film studio and descend into the twisted imagination of Andi Cryst...  » Read more

Oct 03
to
Nov 01
The Festival of Small Halls-event-photo

The Festival of Small Halls

Oct 03 2025 to Dec 06 2025

Region : Eastern Ontario      City: Eastern Ontario

Enjoy “big music in a little place” with intimate performances by exceptional artists held in various cherished venues and spaces across Eastern Ontario.  » Read more

Oct 03
to
Dec 06
Weengushk International Film Festival (WIFF)-event-photo

Weengushk International Film Festival (WIFF)

Oct 03 2025 to Oct 05 2025

Region : Northern ON      City: Aundeck Omni Kaning First Nation

Join us for a transformative journey of powerful films, cultural exchanges, and inspiring workshops at the Weengushk International Film Festival. Experience the rich tapestry of Indigenous culture thr...  » Read more

Oct 03
to
Oct 05
Motorcycle Film Festival-event-photo

Motorcycle Film Festival

Oct 03 2025 to Oct 04 2025

Region : Greater Toronto Area      City: Toronto

Join us for the annual TMFF Motorcycle Film Festival. Celebrate the best in motorcycle cinema with a curated selection of the newest feature-length films, shorts, and world premieres from around the w...  » Read more

Oct 03
to
Oct 04
The Stalking Dead-event-photo

The Stalking Dead

Oct 03 2025 to Oct 31 2025

Region : Central Ontario      City: Peterborough

Step into the chilling legend of Canada’s most infamous family in The Midnight Riders — an hour-long, adrenaline-fueled escape through shadowy woods and haunted fields. Inspired by the brutal true...  » Read more

Oct 03
to
Oct 31
Fort Fright-event-photo

Fort Fright

Oct 03 2025 to Nov 01 2025

Region : Eastern Ontario      City: Kingston

Step into the shadows, for the time has come! We’re back with an electrifying experience as darkness descends upon Fort Henry once again, transforming this historic site into a nightmarish realm of ...  » Read more

Oct 03
to
Nov 01
Orillia Fall Fair-event-photo

Orillia Fall Fair

Oct 03 2025 to Oct 05 2025

Region : Central Ontario      City: Severn

Farm Olympics, mini pedal tractor pulls, midway rides, face painting, crafts, and the Powerwheels derby class—endless fun for kids!  » Read more

Oct 03
to
Oct 05
Trinity United Church Annual Quilt & Craft Sale-event-photo

Trinity United Church Annual Quilt & Craft Sale

Oct 03 2025 to Oct 04 2025

Region : Niagara Region      City: Lincoln

Handmade and many one of a kind. Quilts Galore: Pot Holders; Placemats; Table Runners; Wall Hangings; Baby Quilts and Bed Quilts in a wide variety of colours; designs and sizes. No Admission Fee, Fo...  » Read more

Oct 03
to
Oct 04
Pumpkins After Dark-event-photo

Pumpkins After Dark

Oct 03 2025 to Nov 01 2025

Region : Southwestern Ontario      City: London

Pumpkins After Dark is North America’s largest award-winning Halloween event!Experience a 1km outdoor walk-through where 10,000+ hand-carved jack-o-lanterns come to life after dark! Make Pumpkins Af...  » Read more

Oct 03
to
Nov 01
Mountsberg Spooktacular Halloween-event-photo

Mountsberg Spooktacular Halloween

Oct 03 2025 to Oct 26 2025

Region : Southwestern Ontario      City: Campbellville

Mountsberg’s family-friendly Spooktacular Halloween starts October 3 and runs Friday to Sunday evenings from 4:30 pm to 10:00 pm until October 26.Spooktacular is a unique Halloween experience t...  » Read more

Oct 03
to
Oct 26
CANADA LITERATURE FESTIVAL-event-photo

CANADA LITERATURE FESTIVAL

Oct 03 2025 to Oct 05 2025

Region : Greater Toronto Area      City: Mississauga

The Canada Literature Festival takes place in the beautiful and culturally rich setting of Canada. It celebrates stories that touch the heart and reflect the human experience. From one coast to the ot...  » Read more

Oct 03
to
Oct 05
Treat Accessibly Halloween Village-event-photo

Treat Accessibly Halloween Village

Oct 04 2025 to Oct 04 2025

Region : Greater Toronto Area      City: Ontario

You’re invited to Canada’s largest neighbourhood event series championing accessibility and inclusion. Join us for this FREE and unforgettable house to house trick or treating experience. Made pos...  » Read more

Oct 04
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Oct 04

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