O'fallon Events and Things to do in O'Fallon, MO

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Paint Your Pet at K9 Garden
Sun, Jun 21, 3:00 PM
St. Louis · K9 Garden
Sales end soon
Paint Your Pet at K9 Garden
Sun, Jun 21, 3:00 PM
St. Louis · K9 Garden
PMI-CPMAI Certification weekend Training in Warson Woods, MO
Tomorrow at 9:00 AM + 7 more
Clayton · 7777 Bonhomme Ave
PMI-CPMAI Certification weekend Training in Warson Woods, MO
Tomorrow at 9:00 AM + 7 more
Clayton · 7777 Bonhomme Ave
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CBAP® Classroom Training – IIBA® Aligned in Warson Woods, MO
Tue, Jun 16, 9:00 AM
Clayton · 7777 Bonhomme Ave
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CBAP® Classroom Training – IIBA® Aligned in Warson Woods, MO
Tue, Jun 16, 9:00 AM
Clayton · 7777 Bonhomme Ave
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CAPM Certification Weekday Classroom Training in Warren, MI
Wed, Jun 17, 9:00 AM
Clayton · 7777 Bonhomme Ave
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CAPM Certification Weekday Classroom Training in Warren, MI
Wed, Jun 17, 9:00 AM
Clayton · 7777 Bonhomme Ave
Going fast
Second Saturday Divorce Workshop - St. Louis
Sat, Jun 13, 8:30 AM + 2 more
Clayton · The Center for Family Law
Going fast
Second Saturday Divorce Workshop - St. Louis
Sat, Jun 13, 8:30 AM + 2 more
Clayton · The Center for Family Law
CEH Certification Weekend Training Course in Warson Woods, MO
Sat, Jun 20, 9:00 AM
Clayton · 7777 Bonhomme Ave
CEH Certification Weekend Training Course in Warson Woods, MO
Sat, Jun 20, 9:00 AM
Clayton · 7777 Bonhomme Ave
CISSP Certification Weekend Training Course in Warson Woods, MO
Sat, Jun 20, 9:00 AM
Clayton · 7777 Bonhomme Ave
CISSP Certification Weekend Training Course in Warson Woods, MO
Sat, Jun 20, 9:00 AM
Clayton · 7777 Bonhomme Ave
PMI-CPMAI® Weekend Training Project in AI Certification in Warson Woods,MO
Sat, Jun 20, 9:00 AM
Clayton · 7777 Bonhomme Ave
PMI-CPMAI® Weekend Training Project in AI Certification in Warson Woods,MO
Sat, Jun 20, 9:00 AM
Clayton · 7777 Bonhomme Ave
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MOCM 2026 /4-Concert Festival Pass
Wednesday at 10:30 AM
St. Louis · The Sheldon Concert Hall and Art Galleries
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MOCM 2026 /4-Concert Festival Pass
Wednesday at 10:30 AM
St. Louis · The Sheldon Concert Hall and Art Galleries
Sales end soon
Intro to Milk Steaming- June 10, 2026
Wednesday at 1:00 PM
St. Louis · 1600 S 39th St
Sales end soon
Intro to Milk Steaming- June 10, 2026
Wednesday at 1:00 PM
St. Louis · 1600 S 39th St
Nine PBS Playdate on the Pitch
Sun, Jun 14, 9:30 AM
St. Louis · Energizer Park
Nine PBS Playdate on the Pitch
Sun, Jun 14, 9:30 AM
St. Louis · Energizer Park
Data Science with Phython Certification Training in Warson Woods, MO
Tue, Jun 23, 9:00 AM
Clayton · 7777 Bonhomme Ave
Data Science with Phython Certification Training in Warson Woods, MO
Tue, Jun 23, 9:00 AM
Clayton · 7777 Bonhomme Ave
Lean Six Sigma Green & Black Belt Combo Certification in Warson Woods, MO
Tue, Jun 23, 9:00 AM
Clayton · 7777 Bonhomme Ave
Lean Six Sigma Green & Black Belt Combo Certification in Warson Woods, MO
Tue, Jun 23, 9:00 AM
Clayton · 7777 Bonhomme Ave
Certified Ethical Hacker – Practical Ethical Hacker in Warson Woods, MO
Tue, Jun 23, 9:00 AM + 7 more
Clayton · 7777 Bonhomme Ave
Certified Ethical Hacker – Practical Ethical Hacker in Warson Woods, MO
Tue, Jun 23, 9:00 AM + 7 more
Clayton · 7777 Bonhomme Ave
CAPM Certification In-Person Training in Warson Woods, MO
Wed, Jun 24, 9:00 AM
Clayton · 7777 Bonhomme Ave
CAPM Certification In-Person Training in Warson Woods, MO
Wed, Jun 24, 9:00 AM
Clayton · 7777 Bonhomme Ave
PMI-CPMAI Certification Training – 3-Day Bootcamp in Warson Woods, MO
Wed, Jun 24, 9:00 AM + 6 more
Clayton · 7777 Bonhomme Ave
PMI-CPMAI Certification Training – 3-Day Bootcamp in Warson Woods, MO
Wed, Jun 24, 9:00 AM + 6 more
Clayton · 7777 Bonhomme Ave
Day of Data St. Louis
Sat, Oct 24, 8:00 AM
St. Louis · Microsoft Innovation Hub - @4220
Day of Data St. Louis
Sat, Oct 24, 8:00 AM
St. Louis · Microsoft Innovation Hub - @4220
Intro to Espresso – June 18, 2026
Thu, Jun 18, 1:00 PM
St. Louis · 1600 S 39th St
Intro to Espresso – June 18, 2026
Thu, Jun 18, 1:00 PM
St. Louis · 1600 S 39th St
Not Our Independence Let’s Talk Nail S^*
Fri, Jul 3, 5:00 PM
St. Louis · 4256 Manchester Ave
Not Our Independence Let’s Talk Nail S^*
Fri, Jul 3, 5:00 PM
St. Louis · 4256 Manchester Ave
RNSS8: 8th Annual Charity Car & Bike Show (Powered by NASCAR)
Sat, Aug 1, 12:00 PM
St. Louis · O'Fallon Park Rec Complex
RNSS8: 8th Annual Charity Car & Bike Show (Powered by NASCAR)
Sat, Aug 1, 12:00 PM
St. Louis · O'Fallon Park Rec Complex

Trends in O'Fallon

Explore more trends

Paint Your Pet at K9 Garden

Paint Your Pet at K9 Garden

PMI-CPMAI Certification weekend Training in Warson Woods, MO

PMI-CPMAI Certification weekend Training in Warson Woods, MO

CBAP® Classroom Training – IIBA® Aligned in Warson Woods, MO

CBAP® Classroom Training – IIBA® Aligned in Warson Woods, MO

CAPM Certification Weekday Classroom Training in Warren, MI

CAPM Certification Weekday Classroom Training in Warren, MI

Second Saturday Divorce Workshop - St. Louis

Second Saturday Divorce Workshop - St. Louis

CEH Certification Weekend Training Course in Warson Woods, MO

CEH Certification Weekend Training Course in Warson Woods, MO

CISSP Certification Weekend Training Course in Warson Woods, MO

CISSP Certification Weekend Training Course in Warson Woods, MO

PMI-CPMAI® Weekend Training Project in AI Certification in Warson Woods,MO

PMI-CPMAI® Weekend Training Project in AI Certification in Warson Woods,MO

MOCM 2026 /4-Concert Festival Pass

MOCM 2026 /4-Concert Festival Pass

Intro to Milk Steaming- June 10, 2026

Intro to Milk Steaming- June 10, 2026

Nine PBS Playdate on the Pitch

Nine PBS Playdate on the Pitch

Data Science with Phython Certification Training in Warson Woods, MO

Data Science with Phython Certification Training in Warson Woods, MO

Lean Six Sigma Green & Black Belt Combo Certification in Warson Woods, MO

Lean Six Sigma Green & Black Belt Combo Certification in Warson Woods, MO

Certified Ethical Hacker – Practical Ethical Hacker in Warson Woods, MO

Certified Ethical Hacker – Practical Ethical Hacker in Warson Woods, MO

CAPM Certification In-Person Training in Warson Woods, MO

CAPM Certification In-Person Training in Warson Woods, MO

PMI-CPMAI Certification Training – 3-Day Bootcamp in Warson Woods, MO

PMI-CPMAI Certification Training – 3-Day Bootcamp in Warson Woods, MO

Day of Data St. Louis

Day of Data St. Louis

Intro to Espresso – June 18, 2026

Intro to Espresso – June 18, 2026

Not Our Independence Let’s Talk Nail S^*

Not Our Independence Let’s Talk Nail S^*

RNSS8: 8th Annual Charity Car & Bike Show (Powered by NASCAR)

RNSS8: 8th Annual Charity Car & Bike Show (Powered by NASCAR)

Things to do around O'Fallon

Trends in O'Fallon

1. Mothers day

2. Carnival festival

3. Car shows

4. Events happening today near me

5. Mothers day brunch

6. Scramble golf tournaments

7. Cannabis_event

8. Kids

9. Crafts fair

10. Puff and paint

11. Job fairs

12. Music bingo