Optimum Internet in Flagstaff, Arizona
Yes — Optimum (Cable) is available in Flagstaff (Coconino County), with plans from $40/mo and speeds up to 940 Mbps. Confirm availability at your exact Flagstaff address.
Optimum plans in Flagstaff
| Plan | Download | Upload | Intro price | Contract | Data |
|---|---|---|---|---|---|
| Optimum 300 | 300 Mbps | 20 Mbps | $40/mo | None | Unlimited |
| Optimum 500 | 500 Mbps | 20 Mbps | $60/mo | None | Unlimited |
| Optimum 1 Gig | 940 Mbps | 35 Mbps | $80/mo | None | Unlimited |
Pros
- Widely available in cabled neighborhoods
- High download speeds
- Bundling options available
Cons
- Upload speeds much slower than download
- Price increases after promo period
- Equipment fees may apply
How Optimum compares to other Flagstaff providers
Other internet providers available in Flagstaff, Arizona:
| 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 |
| Quantum Fiber | Fiber | $50/mo | 940 Mbps |
Frequently asked questions
- Is Optimum available in Flagstaff, AZ?
- Yes — Optimum (Cable) shows service availability in Flagstaff, within Coconino County. Coverage is address-specific, so confirm your exact Flagstaff address before ordering.
- How much does Optimum cost in Flagstaff?
- Optimum plans in Flagstaff start at $40/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 Optimum plan in Flagstaff?
- The fastest Optimum plan available in Flagstaff is Optimum 1 Gig at up to 940 Mbps download and 35 Mbps upload.
- What are alternatives to Optimum in Flagstaff?
- Flagstaff residents can also compare Starlink, Verizon 5G Home, AT&T Internet Air, T-Mobile Home Internet, and others — see all internet providers in Flagstaff.
Explore more
- All internet providers in Flagstaff, AZ
- Optimum plans and pricing (all locations)
- Internet providers in Arizona
- Find the right speed for your household
Data last reviewed: July 2026 · Sourced from FCC filings and ISP-verified submissions