8 Best Internet Providers in Flagstaff, AZ
Find internet availability by address in Flagstaff, AZ
Jump to: Best Internet Provider | Availability Maps | Customer Reviews | Flagstaff ISP Report Card | Business Internet in Flagstaff
| Flagstaff ISP Report Card | C- | |
| Download Speed for Most Households | 909 Mbps | |
| Number of Internet Service Providers | 8 | |
| Real Flagstaff Customer Ratings | 1 |
This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.
This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.
Flagstaff has 8 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Cable, DSL, and Fixed Wireless internet are available in the city. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in Flagstaff.
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Flagstaff has 8 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Cable, DSL, and Fixed Wireless internet are available in the city. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in Flagstaff.
Compare Providers Ranked by Coverage, Speed, and Customer Ratings
Centurylink
Connection
Customer Rating
Fiber
DSL
Optimum
Connection
Customer Rating
Cable
Quantum Fiber
Connection
Customer Rating
Fiber
Above are the top 4 providers in Flagstaff, AZ for most people based on high speed internet coverage, speeds, and customer reviews. Click below to see all providers in your city.
Speed and technology may vary by address for all providers. Please note we may have a financial relationship with some of the providers above, which does not impact the customer ratings displayed. Customer ratings listed above are national ratings, local Flagstaff ratings may vary and are shown below.
Who is the Best Internet Provider in Flagstaff, AZ?
Quantum Fiber is the best internet provider in Flagstaff based on Arizona customer satisfaction ratings and reviews. Based on our extensive and unbiased survey, Quantum Fiber had the best reviews at the local, state, and national levels versus all available providers in Flagstaff, making it a solid recommendation among providers with reviews. Unfortunately, Quantum Fiber is an option for 3.96% of the city.
Click here to get Quantum Fiber
or call 1-833-875-1349
The chart and table below show average customer ratings from customers in Flagstaff, Arizona, and customers throughout the country.
Top Rated Internet Providers in Flagstaff
Local, State, and National Ratings for all Flagstaff Internet Providers
| ISP / Tech Type | Flagstaff Overall | Arizona Overall | National Overall | For Service | ||
|---|---|---|---|---|---|---|
| Optimum | (1) | (2) | (246) | View Plans | ||
| Quantum Fiber | (0) | (7) | (42) | View Plans | ||
| Bluespan | (0) | (1) | (1) | View Plans | ||
| AT&T | (0) | (2) | (924) | View Plans | ||
| T-Mobile Home Internet | (0) | (9) | (284) | View Plans | ||
| Verizon | (0) | (5) | (723) | View Plans | ||
| Centurylink | (0) | (22) | (163) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| EarthLink | (0) | (0) | (12) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans |
Based on 49 reviews from Arizona internet customers, Quantum Fiber is the best internet service provider for Flagstaff residents. Quantum Fiber was rated at an average of 4.29 out of 5 in our report for overall customer satisfaction. T-Mobile Home Internet wins for second-place in Arizona, with 4.00 out of 5 stars and 81.5% coverage in Flagstaff.
At a national level, based on 2424 national reviews for any of the providers listed above, Bluespan is rated higher than any other provider, with a rating of 4.00 out of 5.
Which Providers are Available at my Home in Flagstaff?
a different provider.

Internet Availability Key
Speeds and coverage vary within the city, and sometimes even from block to block. The map shows speeds per provider and where each provider is available.
Who is the Fastest Internet Provider in Flagstaff?
Based on both FCC data and unbiased customer ratings in Flagstaff, the fastest internet in the city comes from Quantum Fiber.
Data Reported to FCC by ISPs: Average Maximum Available in Flagstaff
| ISP / Tech Type | Max Advertised Speed | ||
|---|---|---|---|
| Quantum Fiber | 2,000 Mbps | ||
| Centurylink | 1,000 Mbps | ||
| Optimum | 940 Mbps | ||
| Bluespan | 350 Mbps | ||
| Verizon | 300 Mbps | ||
| AT&T | 100 Mbps | ||
| EarthLink | 100 Mbps | ||
| T-Mobile Home Internet | 100 Mbps | ||
| Viasat | 100 Mbps | ||
| HughesNet | 25 Mbps |
Customer Ratings for Internet Provider Speeds in Flagstaff
| ISP / Tech Type | Flagstaff Speed | Arizona Speed | National Speed | For Service | ||
|---|---|---|---|---|---|---|
| Optimum | (1) | (2) | (246) | View Plans | ||
| Quantum Fiber | (0) | (7) | (42) | View Plans | ||
| Verizon | (0) | (5) | (723) | View Plans | ||
| T-Mobile Home Internet | (0) | (9) | (284) | View Plans | ||
| Centurylink | (0) | (22) | (163) | View Plans | ||
| AT&T | (0) | (2) | (924) | View Plans | ||
| Bluespan | (0) | (1) | (1) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| EarthLink | (0) | (0) | (12) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans |
Based on data reported by Flagstaff ISPs to the FCC, the fastest speeds in the city are available through Quantum Fiber. The company offers speeds up to 2,000 Mbps in Flagstaff. Therefore, the average customer can get up to 962 Mbps if they're willing to purchase the fastest subscription tier available at their homes.
However, actual customers in the city rated their satisfaction with internet speed highest with Quantum Fiber. This indicates Quantum Fiber reliably delivers speeds expected by the customer based on the plan they are paying for.
Who is the Cheapest Internet Provider in Flagstaff?
Arizona customers rate Quantum Fiber as the cheapest internet service provider in state. Data comes from customers in the state rating their satisfaction with pricing. This feedback is valuable because it considers price changes and whether the speeds paid for are worth it.
Quantum Fiber received a local rating of 4.43 out of 5, which is higher than the average across all internet providers in the country. T-Mobile Home Internet is rated in second place for affordability by the company’s Flagstaff customers with an average price rating of 4.33 out of 5.
The chart and graph below show how customers in Flagstaff, Arizona, and the United States rated the affordability of their internet service.
Rated Affordability in Flagstaff
| ISP / Tech Type | Flagstaff Affordability | Arizona Affordability | National Affordability | For Service | ||
|---|---|---|---|---|---|---|
| Optimum | (1) | (2) | (246) | View Plans | ||
| Quantum Fiber | (0) | (7) | (42) | View Plans | ||
| T-Mobile Home Internet | (0) | (9) | (284) | View Plans | ||
| AT&T | (0) | (2) | (924) | View Plans | ||
| Centurylink | (0) | (22) | (163) | View Plans | ||
| Verizon | (0) | (5) | (723) | View Plans | ||
| Bluespan | (0) | (1) | (1) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| EarthLink | (0) | (0) | (12) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans |
Flagstaff Internet Health Assessment
ISP Reports evaluates the technological infrastructure across the United States. This includes assessing a grade for ISP providers and infrastructure in the city and setting an index number for the digital connectivity of its residents. You can view the ISP Report Card and the Digital Connectivity Index for Flagstaff below, including the metrics used and how Flagstaff compares to the rest of Arizona and nation.
| Metric
(hover for details)
|
Flagstaff | Arizona | USA | ||
|---|---|---|---|---|---|
| Fiber Availability Percent The percentage of households in Flagstaff that have a Fiber internet connection available to their home. | 5.08% | 37.62% | 67.25% | ||
| Average Download SpeedThe maximum download speed most households can get on average. This is measured by availability in a block group and weighted by the population in that area. | 909 Mbps | 2,392 Mbps | 3,293 Mbps | ||
| Provider CountThe number of providers available for most people. This is a weighted average by block rather than a total for Flagstaff. | 5.7 | 7.0 | 6.8 |
| Average Household SizeA larger household size in a city indicates that there will be a greater need for bandwidth due to simultaneous usage, multiple devices, and network congestion. | 2.3 | 2.7 | 2.7 | ||
| Work From Home PercentA higher percent of the population working from home indicates bandwidth requirements being more widely needed rather than consolidated to commercial portions of the city. | 13% | 17% | 14% | ||
| Households with DevicesA higher percentage of households with computing devices in the home indicates a higher level of infrastructure needed to support those households. | 98% | 96% | 95% | ||
| Households with InternetA higher percentage of households with internet indicates a higher need for usage and connectivity in people’s daily lives. | 87% | 90% | 90% | ||
| Households with BroadbandA higher percentage of households with a broadband connection (defined as speeds above 25 Mbps) indicates heavier usage needs within these households. | 73% | 75% | 75% | ||
| Broadband Usage vs. AvailabilityThis measures what percentage of households who have a broadband connection to their home actually have an active subscription to that service. | 82% | 77% | 76% |
Our demographic data is sourced from the latest 5-year release of the American Community Survey by the US Census Bureau.
Flagstaff ISP Report Card & Digital Connectivity Index
The ISP Report Card in Flagstaff is C-, which is much better than other cities. The local demand for broadband internet connectivity in Flagstaff is high with a score of 62 / 100 in our Digital Connectivity Index. This means that internet service providers operating in Flagstaff have done a good job meeting the needs of its residents.
The Flagstaff ISP Report Card evaluates the city on availability and speed metrics compared to other cities in the United States. ISP Infrastructure can vary greatly and on its own isn’t a perfect measure of what a city needs. Please see our ISP Report Card along with the Digital Connectivity Index above to evaluate how well the connectivity demand is met by the existing infrastructure.
87% of Flagstaff households have an internet connection despite having 88.83% availability. 73% of households have fiber, cable, or DSL, 6% have satellite, 0% are still on dial-up, and 8% of households have internet but don’t pay for a subscription because it’s subsidized by the Affordable Connectivity Program.
As you can see in the table above, while 73% of households have a broadband connection such as fiber, cable or DSL available to their home, 82% subscribe to it. A very large amount of Flagstaff residents are taking advantage of the available internet infrastructure.
For more details, please visit our ISP Report Card and Digital Connectivity Index pages.
How do Neighboring Cities Compare to Flagstaff?
- ISP Report Card: D+
- Digital Connectivity Index: 81 / 100
- ISP Report Card: F
- Digital Connectivity Index: 38 / 100
- ISP Report Card: D
- Digital Connectivity Index: 81 / 100
- ISP Report Card: D+
- Digital Connectivity Index: 80 / 100
- ISP Report Card: F
- Digital Connectivity Index: 45 / 100
- ISP Report Card: D-
- Digital Connectivity Index: 37 / 100
- ISP Report Card: F
- Digital Connectivity Index: 20 / 100
- ISP Report Card: F
- Digital Connectivity Index: 18 / 100
- ISP Report Card: D-
- Digital Connectivity Index: 27 / 100
How Much Speed does a Flagstaff Household Need?
Higher speed is typically preferred, but that comes at a higher price. The average size of a household in Flagstaff is 2.3, which is smaller than the Arizona average of 2.7 and smaller than the national average of 2.7. Flagstaff's average household income is $75,130 which is about average for the Arizona average of $88,470 and about average for the national average of $90,606. Homes with fewer people living in them and with higher incomes tend to indicate a fairly average device usage pattern.
Flagstaff also has 30% of its population enrolled in school between the 6th grade and college level, this is higher than the Arizona average of 16%. Additionally, 13% of residents work from home, which is lower than the 17% of residents in Arizona who work from home. This and other factors you can see above show us that the community of Flagstaff has a high need for internet connectivity and speeds.
Compared to the rest of the country, Flagstaff households are much more technology-engaged. 98% of households have some sort of computing device, 90% have desktops or laptops in the home, and 96% have smartphones. To see what speeds you are currently getting, please visit our internet speed test tool.
Which Fiber Internet Providers are Available in Flagstaff?
Centurylink Fiber in Flagstaff, AZ
Centurylink offers Fiber service to 4.9% of Flagstaff homes. Across the city, Centurylink Fiber has speeds up to 957 Mbps, with speeds from 10 Mpbs up to 1,000 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 1,000, with an average of 763 Mbps throughout the city. Centurylink Fiber is rated higher than other types of internet service available in Flagstaff from Centurylink in terms of customer satisfaction.
Quantum Fiber in Flagstaff, AZ
Quantum Fiber offers Fiber service to 4.0% of Flagstaff homes. Across the city, Quantum Fiber is the only type of service available from the company, with speeds up to 962 Mbps, with speeds from 940 Mpbs up to 2,000 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 940 and as high as 1,000, with an average of 955 Mbps throughout the city.
Which Cable Internet Providers are Available in Flagstaff?
Optimum Cable in Flagstaff, AZ
Optimum offers Cable service to 84.6% of Flagstaff homes. Across the city, Optimum Cable is the only type of service available from the company, with speeds up to 940 Mbps
Which DSL Internet Providers are Available in Flagstaff?
Centurylink DSL in Flagstaff, AZ
Centurylink offers DSL service to 84.7% of Flagstaff homes. Across the city, Centurylink DSL has speeds up to 61 Mbps, with speeds from 10 Mpbs up to 140 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 40, with an average of 6.9 Mbps throughout the city. Centurylink DSL is rated lower than other types of internet service available in Flagstaff from Centurylink in terms of customer satisfaction.
Which Fixed Wireless and LTE Internet Providers are Available in Flagstaff?
T-Mobile Home Internet Fixed Wireless in Flagstaff, AZ
T-Mobile Home Internet offers Fixed Wireless service to 81.5% of Flagstaff homes. Across the city, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 58 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 10 Mbps throughout the city.
EarthLink Fixed Wireless in Flagstaff, AZ
EarthLink offers Fixed Wireless service to 74.5% of Flagstaff homes. Across the city, EarthLink Fixed Wireless is the only type of service available from the company, with speeds up to 45 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 7.5 Mbps throughout the city.
AT&T Fixed Wireless in Flagstaff, AZ
AT&T offers Fixed Wireless service to 74.5% of Flagstaff homes. Across the city, AT&T Fixed Wireless is the only type of service available from the company, with speeds up to 45 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 7.5 Mbps throughout the city.
Verizon Fixed Wireless in Flagstaff, AZ
Verizon offers Fixed Wireless service to 69.8% of Flagstaff homes. Across the city, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 300 Mbps
Bluespan Fixed Wireless in Flagstaff, AZ
Bluespan offers Fixed Wireless service to 31.1% of Flagstaff homes. Across the city, Bluespan Fixed Wireless is the only type of service available from the company, with speeds up to 350 Mbps
Which ISP Should You Choose in Flagstaff?
The right ISP for you depends upon your needs, but in general we can make the following suggestions:
- The best all-around internet service provider in Flagstaff is Quantum Fiber.
- The fastest internet provider should be Quantum Fiber. Considering speed for the money and reliability in speeds, Quantum Fiber may be a better choice based on real-world local customer feedback.
- The most affordable internet provider in Flagstaff is Quantum Fiber.
- HughesNet, Viasat, and Centurylink has the broadest coverage in Flagstaff, and is most likely to cover your home. To find out exactly what's available at your home, please use our address search tool.
How does Flagstaff compare to other cities with a similar population?
To see how Flagstaff stacks up on the national level, it's useful to look at some other cities with similarly sized populations. Below you can see a list of these cities and how they compare to Flagstaff's C- ISP Report Card and 62 / 100 Digital Connectivity Index.
- ISP Report Card: B-
- Digital Connectivity Index: 83 / 100
- ISP Report Card: B-
- Digital Connectivity Index: 35 / 100
- ISP Report Card: B-
- Digital Connectivity Index: 73 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 79 / 100
- ISP Report Card: B
- Digital Connectivity Index: 53 / 100
- ISP Report Card: C
- Digital Connectivity Index: 67 / 100
- ISP Report Card: B
- Digital Connectivity Index: 68 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 83 / 100
- ISP Report Card: B
- Digital Connectivity Index: 52 / 100
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