Half Marathons in San Antonio, Texas

There are 33 half marathons in San Antonio, Texas in 2026. The next is the Halloween Trick or Trot Run 5K/10K/13.1 SAN ANTONIO on October 31.

PB&J Fuel Run 5K/10K/13.1 SAN ANTONIO

Sat, Oct 31 · San Antonio, TX San Antonio

Virtual Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open Closing Soon

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Halloween Trick or Trot Run 5K/10K/13.1 SAN ANTONIO

Sat, Oct 31 · San Antonio, TX San Antonio

Virtual Family 1 Mile Fun RunVirtual Run Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open Closing Soon

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Run for Mental Health 5K/10K/13.1 SAN ANTONIO

Sat, Nov 14 · San Antonio, TX San Antonio

Virtual Family 1 Mile Fun RunVirtual Run Registration5K Registration +3

From $30 Open

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Veterans Day Freedom Run 5K/10K/13.1 SAN ANTONIO

Sat, Nov 14 · San Antonio, TX San Antonio

Virtual Family Fun Run 1 Mile5K/10K/13.1 Eco-Registration (No Shirt)5K Registration +3

From $30 Open

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Coffee Lovers Run 5K/10K/13.1 SAN ANTONIO

Sat, Nov 28 · San Antonio, TX San Antonio

Virtual Family 1 Mile Fun Run5K RegistrationVirtual Run Registration +3

From $30 Open

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Thanksgiving Gobble Trot Run 5K/10K/13.1 SAN ANTONIO

Sat, Nov 28 · San Antonio, TX San Antonio

Virtual Family Fun Run 1 Mile5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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Sunrise Marathon 5K/10K/13.1 SAN ANTONIO

Sat, Dec 12 · San Antonio, TX San Antonio

Virtual Family Fun Run 1 Mile5K/10K/13.1 Eco-Registration (No Shirt)Virtual Run Registration (5K/10K/13.1) +3

From $30 Open

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Run for Breast Cancer 5K/10K/13.1 SAN ANTONIO

Sat, Dec 12 · San Antonio, TX San Antonio

Virtual Family 1 Mile Fun RunVirtual Run Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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New Year's Run 5K/10K/13.1 SAN ANTONIO

Sat, Dec 26 · San Antonio, TX San Antonio

Virtual Family Fun Run 1 Mile5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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A Merry Christmas Run 5K/10K/13.1 SAN ANTONIO

Sat, Dec 26 · San Antonio, TX San Antonio

Virtual Family 1 Mile Fun Run5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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MLK Jr. Freedom Run 5K/10K/13.1 SAN ANTONIO

Sat, Jan 16 · San Antonio, TX San Antonio

Virtual Family Fun Run 1 Mile5K/10K/13.1 Eco-Registration (No Shirt)5K Registration +3

From $30 Open

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Sunrise Marathon 5K/10K/13.1 SAN ANTONIO

Sat, Jan 16 · San Antonio, TX San Antonio

Virtual Family 1 Mile Fun Run5K/10K/13.1 Eco-Registration (No Shirt)5K Registration +3

From $30 Open

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Run for Donut SAN ANTONIO

Sat, Jan 30 · San Antonio, TX San Antonio

Virtual Family 1 Mile Fun Run5K/10K/13.1 Eco-Registration (No Shirt)5K Registration +3

From $30 Open

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Coffee Lover Run SAN ANTONIO

Sat, Jan 30 · San Antonio, TX San Antonio

Virtual Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K Registration +3

From $30 Open

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Run for Chocolate 5K/10K/13.1 SAN ANTONIO

Sat, Feb 13 · San Antonio, TX San Antonio

Virtual Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K Registration +3

From $30 Open

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Valentine's Day Run 5K/10K/13.1 SAN ANTONIO

Sat, Feb 13 · San Antonio, TX San Antonio

Virtual Family Fun Run 1 Mile5K/10K/13.1 Eco-Registration (No Shirt)Virtual Run Registration (5K/10K/13.1) +3

From $30 Open

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Cold Front - San Antonio

Sun, Feb 14 · San Antonio, TX San Antonio

Virtual 1 Mile5K10K +4

From $17 Open

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Run Together Against Breast Cancer SAN ANTONIO

Sat, Feb 27 · San Antonio, TX San Antonio

Virtual Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K Registration +3

From $30 Open

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Run For Mental Health SAN ANTONIO

Sat, Feb 27 · San Antonio, TX San Antonio

Virtual Family 1 Mile Fun Run5K/10K/13.1 Eco-Registration (No Shirt)5K Registration +3

From $30 Open

Register →

Sunrise Marathon 5K/10K/13.1 SAN ANTONIO

Sat, Mar 20 · San Antonio, TX San Antonio

Virtual Family 1 Mile Fun Run5K/10K/13.1 Eco-Registration (No Shirt)5K Registration +3

From $30 Open

Register →

St. Paddy's Day Lucky Run 5K/10K/13.1 SAN ANTONIO

Sat, Mar 20 · San Antonio, TX San Antonio

Virtual Family Fun Run 1 Mile5K/10K/13.1 Eco-Registration (No Shirt)Virtual Run Registration (5K/10K/13.1) +3

From $30 Open

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Sloth Run 5K/10K/13.1 SAN ANTONIO

Sat, Apr 10 · San Antonio, TX San Antonio

Virtual Family 1 Mile Fun Run5K/10K/13.1 Eco-Registration (No Shirt)5K Registration +3

From $30 Open

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Run for PB&J 5k/10k/13.1 SAN ANTONIO

Sat, Apr 10 · San Antonio, TX San Antonio

Virtual Family 1 Mile Fun Run5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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SARR Fiesta Mission Run

Sun, Apr 18 · San Antonio, TX San Antonio

Virtual Kids 1K Fun RunKids 1K Fun Run5K +11

From $10 Open

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Run for Donut SAN ANTONIO

Sat, Apr 24 · San Antonio, TX San Antonio

Virtual Family 1 Mile Fun RunVirtual Run Registration5K Registration +3

From $30 Open

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Coffee Lover Run SAN ANTONIO

Sat, Apr 24 · San Antonio, TX San Antonio

Virtual Family 1 Mile Fun Run5K/10K/13.1 Eco-Registration (No Shirt)Virtual Run Registration +3

From $30 Open

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Run for Chocolate 5k/10k/13.1 SAN ANTONIO

Sat, May 8 · San Antonio, TX San Antonio

Virtual Family 1 Mile Fun RunVirtual Run Registration5K Registration +3

From $30 Open

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Hometown Half Marathon/5K/10K - San Antonio

Sat, May 29 · San Antonio, TX San Antonio

Virtual 1 Mile1 Mile5K +11

From $17 Open 5 spots left

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Texas Sun Showdown Half Marathon, Relay & 5k

Sun, Jun 13 · San Antonio, TX San Antonio

Virtual Virtual 5K5K5K +9

From $40 Closed

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Treat Trot San Antonio

Sat, Jun 19 · San Antonio, TX San Antonio

Virtual 5K5K10K +11

From $17 Open 5 spots left

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Run Juneteenth Day 5K/10K/13.1 SAN ANTONIO

Sat, Jun 19 · San Antonio, TX San Antonio

Virtual Family Fun Run 1 Mile5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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E-Dragon Run Festival

Sun, Sep 5 · San Antonio, TX San Antonio

Road Lightning Dragon 1 MileLightning Dragon 1 MileFire Dragon 5k +5

From $1 Closed

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Heroes and Villains Half Marathon- San Antonio

Sat, Sep 18 · San Antonio, TX San Antonio

Virtual 1 Mile Run1 Mile Run5k Run 3.1 Miles +11

From $15 Open 5 spots left

Register →