Quantum Fiber is available in San Antonio. Get speeds up to 940 Mbps • Sponsored Quantum Fiber is available in San Antonio. Get speeds up to 940 Mbps. Check availability on Quantum Fiber's Website ↗ • Sponsored
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San Antonio has 13 internet options – View all▼
San Antonio has multiple fiber providers, including Quantum Fiber and Spectrum. Symmetric speeds of 1,200 Mbps are available in parts of San Antonio.
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Hotwire Communications | 1,200 | 1,200 | 22% |
| Spectrum | 1,000 | 1,000 | 28% |
| Quantum Fiber | 940 | 940 | 31% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Spectrum | 1,000 | 1,000 | 100% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| CenturyLink | 60 | 5 | 100% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Verizon | 300 | 20 | 100% |
| Rapid Systems | 50 | 10 | 100% |
| AT&T | 25 | 3 | 100% |
| T-Mobile | 25 | 3 | 100% |
| MINTernet | 25 | 3 | 6% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Starlink | 280 | 30 | 100% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Viasat | 150 | 3 | 100% |
| HughesNet | 100 | 5 | 100% |
Broadband Map's availability estimates are based on the census boundaries of San Antonio. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic.
Broadband Map's listings of internet providers in San Antonio rely primarily on the May 2026 release from the FCC's Broadband Data Collection program (representing San Antonio ISPs' availability as of December 2025).