Spooky Season in San Antonio: Your Guide to Halloween & Día de los Muertos Activities
San Antonio is coming alive this October with incredible festive events, family-friendly adventures, and vibrant cultural traditions! Whether you are looking for kid-friendly museum fun, rooftop costume parties, seasonal cocktails, or pumpkin carving contests, we have rounded up the best local happenings to celebrate Halloween and Día de los Muertos around town.
1. The DoSeum: Family-Friendly Fun & Spooky Science
Halloween is taking over The DoSeum all month long with playful decorations, themed photo stations, and hourly “BOOgie” dance breaks. (The DoSeum, 2026)
- The Main Event: The celebration culminates on Saturday, Oct. 31, from 5:30 to 8:00 PM with Trick-or-Treat at The DoSeum. Enjoy treat stations throughout the galleries, bubble foam, roaming costume characters, a live DJ, and a closing dance party with Baxter! Costumes are strongly encouraged for both kids and adults.
- Photo Contest Perk: Snap a photo at one of the museum’s Halloween stations and upload it to enter a weekly raffle to win a free DoSeum membership (or a free renewal)!
- Details:
- When: Museum events run Oct. 1–31 during regular hours; Trick-or-Treat event is Oct. 31 from 5:30 to 8:00 PM.
- Where: 2800 Broadway, San Antonio, TX 78209
- Tickets: Trick-or-Treat event tickets are $20 for children and $15 for adults. Purchase them on The DoSeum’s event page.
2. Rosario’s ComidaMex & Bar: Ofrendas, Cocktails & Rooftop Bashes
Southtown staple Rosario’s is pulling out all the stops this October with a gorgeous mix of Día de los Muertos traditions and high-energy Halloween nightlife. (Rosario’s ComidaMex & Bar, 2026)
- Día de los Muertos Display (Oct. 9 – Nov. 2): Stop by to view a vibrant, traditional ofrenda and take a festive photo with the giant sugar skull statue on the patio.
- Bidi Bidi Boo Cocktail (Oct. 23–31): The fan-favorite spooky cocktail returns, featuring hibiscus-infused Deep Eddy Vodka, black salt, a spider ring, and gummy eyeballs.
- Halloween on the Rooftop (Oct. 31, 8:30 PM – 12:30 AM): Head up to the Rooftop Lounge for music by DJ Pete and a high-energy costume contest. Sign up between 9:00 and 10:00 PM to compete for cash prizes ($100 for first place, plus two $50 prizes) and a swag basket. Note: No cover charge; guests must be 25 and older.
- October Drink Specials: Try their featured “Spirit of the Month” Patrón cocktails, the Watermelon Mint Margarita, Patrón Paloma Roja, and Vida de Noche.
- Details:
- Where: 722 S St Mary’s St, San Antonio, TX 78205
3. Clementine: Candlelit Dining & Pumpkin Carving
For a cozy yet festive evening, Clementine in Castle Hills is pairing seasonal flair with community fun. (Clementine, 2026)
- What’s Happening: Enjoy playful menu wording, themed drink specials, and atmospheric candlelit tables. Guests showing up in costume receive a complimentary packaged mini-treat.
- Community Pumpkin Carving Contest: Vote on your favorites for Best Overall and Scariest Pumpkin, while the Clementine team selects their own Staff Favorite.
- Details:
- When: Saturday, Oct. 31, starting at 5:00 PM.
- Where: 2195 Northwest Military Highway, Castle Hills, TX 78213
- Reservations: Available online.
4. Plaza San Antonio Hotel & Spa: Free “Dive-In” Movie Nights
Wrap up your October movie nights poolside! Plaza San Antonio Hotel & Spa has been hosting its popular “Dive-In Movie” series every Friday night. (Plaza San Antonio Hotel & Spa, 2026)
- Final Screening: Catch a free screening of Hocus Pocus on October 30 from 7:30 to 10:00 PM.
- Themed Sips: Sip on expertly crafted movie-inspired cocktails like the Spooky Island (tequila, blood orange, hibiscus, lime agave), the Beetlejuice (vodka, green apple, elderflower, lime, ginger), or the Witch’s Garden (gin, blueberry, lavender, lemon, tonic).
- Details:
- Reservations: Reserve your free spot via OpenTable.

















