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Events and Things to do in O'Fallon, MO this weekend

Looking for things to do in O'Fallon this weekend? Explore our real-time listings for the best concerts, nightlife, and food and drink experiences. From seasonal festivals and comedy shows to free activities, find your next plan with our constantly updated feed of O'Fallon's most popular events.

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Things to do around O'Fallon

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Frequently asked questions about O'Fallon

What are the best events to attend this weekend in O'Fallon?

The best events to attend this weekend in O'Fallon include concerts, nightlife experiences, seasonal events, food and drink tastings, and live entertainment happening across the city. According to Eventbrite, some of the best events this weekend include:
  • The Ghoul House Pop Up Bar & Haunted Trail on Oct 23rd
  • The Ghoul House Pop Up Bar & Haunted Trail on Oct 24th
  • FAMILY NIGHT-The Ghoul House & Haunted Trail on Oct 25th
  • FAMILY NIGHT- Haunted Trail ONLY Tickets on Oct 25th

    • Which events are currently trending in O'Fallon?

    Trending weekend events in O'Fallon often reflect seasonal moments, nightlife demand, and popular neighbourhoods, including concerts, parties, and special themed events. The trending searches this month in O'Fallon are:
  • trunk or treat
  • halloween party
  • crafts fair
  • events happening today near me

    • Which events are coming up in O'Fallon this weekend?

    In addition to what's happening right now, there are many upcoming weekend events in O'Fallon, including live shows, parties, food experiences, and limited-time events. Discover upcoming weekend events you won't want to miss:
  • The Breakfast Club Pink Posse Round-up for the Cure 2026
  • Dinner with Entrepreneurs | Chesterfield
  • Gifts on the Lathe: Turn a Custom Kitchen Tool Handle
  • Mosaic Lamp Making Workshop in St. Louis, MO

    • Are there free things to do in O'Fallon this weekend?

    Yes — there are often free things to do in O'Fallon this weekend, including live music, cultural events, seasonal activities, and community gatherings. Many events on Eventbrite are free or offer free entry options. These are some free events happening in O'Fallon this weekend:
  • Free Events this weekend