HESO 2026
HESO — Herbstmesse Solothurn (Solothurn Autumn Fair)
HESO (Herbstmesse Solothurn) is a large and successful public autumn fair in the Espace Mittelland region of Switzerland, attracting around 100,000 visitors annually. With a diverse industry mix, special exhibitions, and an engaging supporting program, HESO is an ideal platform for sales, information, and networking. Free admission.
- Dates
- September 18, 2026 — September 27, 2026
- Hours
- 9:00 AM – 6:00 PM Unverified
- Venue
- HESO Fairgrounds
- Frequency
- Once a year (September)
Please double-check the dates and location on the organizer website before attending.
About HESO
HESO (Herbstmesse Solothurn / Solothurn Autumn Fair) is a major public fair in the Espace Mittelland region, drawing approximately 100,000 visitors from across the Swiss Mittelland to Solothurn each year.
2026 Edition
- Dates: September 18–27, 2026
- Location: Solothurn, Switzerland (fairgrounds near the old town)
- Admission: Free
- Website: heso.ch
What to Expect
- Diverse industry mix across multiple halls
- Special exhibitions (Sonderschauen)
- Supporting program with entertainment and events
- Sales, information, and networking platform
- Outdoor gastronomy with extended opening hours
Practical Info
- Easily accessible by public transport
- Free return tickets on RBS, BSU, and ASM networks (100/day at info stand)
- Dogs welcome on the fairgrounds
- Parking at Baseltor, Bieltor, Berntor garages
Who Attends
General public, families, consumers, and businesses from the entire Espace Mittelland region.
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