AT&T Fiber Internet in San Diego, California
Yes — AT&T Fiber (Fiber) is available in San Diego (San Diego County), with plans from $55/mo and speeds up to 1000 Mbps. Confirm availability at your exact San Diego address.
AT&T Fiber plans in San Diego
| Plan | Download | Upload | Intro price | Contract | Data |
|---|---|---|---|---|---|
| Fiber 300 | 300 Mbps | 300 Mbps | $55/mo | None | Unlimited |
| Fiber 500 | 500 Mbps | 500 Mbps | $65/mo | None | Unlimited |
| Fiber 1 Gig | 1000 Mbps | 1000 Mbps | $80/mo | None | Unlimited |
Pros
- Symmetrical upload and download speeds
- Flat pricing with no annual contract
- No data caps
Cons
- Only where AT&T has built fiber
- Not available at most rural addresses
How AT&T Fiber compares to other San Diego providers
Other internet providers available in San Diego, California:
| Provider | Type | From | Top speed |
|---|---|---|---|
| Starlink | Satellite | $120/mo | 150 Mbps |
| Verizon 5G Home | Fixed Wireless | $60/mo | 300 Mbps |
| AT&T Internet Air | Fixed Wireless | $55/mo | 300 Mbps |
| T-Mobile Home Internet | Fixed Wireless | $60/mo | 415 Mbps |
| Frontier Fiber | Fiber | $49.99/mo | 2000 Mbps |
| Spectrum | Cable | $50/mo | 1000 Mbps |
| Cox | Cable | $55/mo | 1000 Mbps |
Frequently asked questions
- Is AT&T Fiber available in San Diego, CA?
- Yes — AT&T Fiber (Fiber) shows service availability in San Diego, within San Diego County. Coverage is address-specific, so confirm your exact San Diego address before ordering.
- How much does AT&T Fiber cost in San Diego?
- AT&T Fiber plans in San Diego start at $55/mo, with 3 tiers up to $80/mo. Prices shown are the provider's published rates in its largest markets; base pricing and promotions can vary by city and address.
- What is the fastest AT&T Fiber plan in San Diego?
- The fastest AT&T Fiber plan available in San Diego is Fiber 1 Gig at up to 1000 Mbps download and 1000 Mbps upload.
- What are alternatives to AT&T Fiber in San Diego?
- San Diego residents can also compare Starlink, Verizon 5G Home, AT&T Internet Air, T-Mobile Home Internet, and others — see all internet providers in San Diego.
Explore more
- All internet providers in San Diego, CA
- AT&T Fiber plans and pricing (all locations)
- Internet providers in California
- Find the right speed for your household
Data last reviewed: July 2026 · Sourced from FCC filings and ISP-verified submissions