April is one of San Antonio’s most important and active months. Spring weather, historic traditions, and citywide celebrations combine to create a packed calendar that attracts visitors from across Texas and beyond. The month is defined by Fiesta San Antonio and related cultural, athletic, and community events spread throughout the city.
April 16–26, 2026 — Fiesta San Antonio (San Antonio)
Fiesta San Antonio is the city’s signature annual celebration, honoring San Antonio’s heritage and cultural diversity. The multi-day festival includes parades, live music, food events, historic ceremonies, and neighborhood celebrations throughout the city.
April 19, 2026 — SARR Fiesta Mission Run (San Antonio)
A popular road race benefiting local charities, the Fiesta Mission Run features multiple distances and a scenic course near the city’s historic missions. The event is closely tied to Fiesta festivities.
April 25, 2026 — Fiesta Flambeau Parade (San Antonio)
One of the largest nighttime parades in the country, the Fiesta Flambeau Parade features illuminated floats, marching bands, and performances traveling through downtown streets.
April Planning Notes
Weather: Warm days with comfortable evenings. Excellent conditions for outdoor festivals and parades.
Crowds: Fiesta events draw very large crowds, especially during parade weekends.
Best for: Cultural celebrations, parades, live music, and springtime outdoor events.
| Date | Event | Location | Brief Description |
| Apr 16–26, 2026 | Fiesta San Antonio | San Antonio | Citywide cultural celebration |
| Apr 19, 2026 | Fiesta Mission Run | San Antonio | Charity road race tied to Fiesta |
| Apr 25, 2026 | Fiesta Flambeau Parade | Downtown San Antonio | Large illuminated nighttime parade |