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Things to Do in San Antonio in September 2026

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WhoDunit Murder Mystery San Antonio Murder Mystery Dinner Show, San Antonio's Best Dinner Show Photo
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4.3 out of 5

23 reviews
57 Guests Had Great Experiences
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"The actors were exceptional,"

September is a fantastic month to experience the thrilling WhoDunit Read More

San Antonio's Best Dinner Show
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Go Rio San Antonio River Cruises : Boat Rides San Antonio Riverwalk Photo
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4.8 out of 5

331 reviews
1,144 Guests Had Great Experiences
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"The cruise tour was a great experience"

September is a great time to explore San Antonio's beautiful River Walk Read More

View Photos 29
San Antonio Aquarium, San Antonio's Best & Most Hands On Aquarium Photo
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4.5 out of 5

151 reviews
529 Guests Had Great Experiences
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"Aquarium was educational and interactive!!!"

Visiting the San Antonio Aquarium in September is a phenomenal Read More

San Antonio's Best & Most Hands On Aquarium
View Photos 19
Natural Bridge Caverns San Antonio Photo
4.5 out of 5

35 reviews
112 Guests Had Great Experiences
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"Superb"
Visiting the Natural Bridge Caverns in September offers a delightful Read More
View Photos 22
The Alamo: Exhibit Entry Photo
4.6 out of 5

9 reviews
26 Guests Had Great Experiences
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"Much better than expected, learned so much history. Highly recommend..."

September is an excellent time to visit the Alamo in San Antonio. The Read More

View Photos 31
San Antonio Missions UNESCO World Heritage Site Tour Photo
September is a fantastic month to visit the San Antonio Missions UNESCO Read More

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