# Sophia M. Sachs Butterfly House Autumn Flight & Native Pollinator Discovery > Event for families in the St. Louis area (MO / IL). Times are Central Time. - When: Sat, Nov 28 · 10:00 AM – 4:00 PM - Where: Sophia M. Sachs Butterfly House, 15193 Olive Blvd, Chesterfield, MO 63017 - Ages: All ages welcome; warm indoor tropical conservatory; free for infants under 3 - Price: $10 adults; $7 seniors; $6 children (ages 3–12); free for infants under 3 and Garden members - Organizer: Missouri Botanical Garden / Sophia M. Sachs Butterfly House - Official page: https://www.missouribotanicalgarden.org/visit/family-of-attractions/butterfly-house - Last checked: Thu, Nov 5 Source: Grassy Knees is a directory of real family events, places and programs for kids across major U.S. metro areas, where every listing is researched from the organizer’s own page and shows the date we last checked it. https://grassyknees.com covers 42 metro areas as of Nov 11, 2026, with more added regularly. About: https://grassyknees.com/about Freshness: listings are re-checked on a daily research run (latest check 2026-11-10), and new events are added as organizers post them. Sell-outs, weather cancellations and time changes show up on the live page first: https://grassyknees.com/st-louis/activities/sophia-m-sachs-butterfly-house-autumn-flight-and-native-pollinator-dis--listing-8fc0e0aa7fe639f1645685fd ## About Located within historic Faust Park in Chesterfield, the Sophia M. Sachs Butterfly House provides an enchanting Thanksgiving holiday getaway. Step inside the warm, sunlit 8,000-square-foot glass conservatory where over a thousand free-flying tropical butterflies flutter among exotic flowers. Families can meet entomologists, inspect chrysalises, and learn about monarch migration. Family Experience & Accessibility: • Stroller Accessibility: Fully accessible paved paths throughout the conservatory and exhibit hall; stroller parking available near the entrance. • Nursing & Rest Spots: Family restrooms with changing counters are located in the lobby; comfortable benches overlook the lush indoor koi pond. • Age Suitability: Delightful for infants through middle schoolers, with magnifying glasses and observation cards provided for young naturalists. • Sensory Tips: Warm, humid, and quiet environment; gentle trickling waterfalls provide relaxing white noise. ## Similar picks in St. Louis - [Downtown Kirkwood Winter Holiday Market & Santa's House](https://grassyknees.com/st-louis/activities/downtown-kirkwood-winter-holiday-market-and-santa-s-house--listing-4c561f7b4858ba07fbbb923e) — Nov 28 – Dec 24 · 9:00 AM – 8:00 PM · Kirkwood Farmers' Market · All ages · Free · checked Nov 7. 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