Things to Do in San Antonio in October 2026: Halloween Events, SeaWorld & Fall Activities
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October is a great month to visit San Antonio. The weather begins to feel more comfortable, outdoor activities become easier to enjoy, and the city starts getting into the Halloween spirit. From family-friendly events to evening celebrations and seasonal attractions, there is plenty to add to your travel plans. If you are planning a San Antonio trip this October, staying in the SeaWorld and Northwest area can also make it easier to explore attractions on the city's west side. Here are some ideas to consider when planning your October getaway. Enjoy Halloween Fun at SeaWorld San Antonio For families and visitors who enjoy seasonal entertainment, SeaWorld San Antonio is one of the main attractions to consider in October. During the Halloween season, the park offers special entertainment and activities that give visitors something different from a regular day at the park. Halloween Spooktacular is especially popular with families, while older visitors can look forward to Halloween-t...