How far is San Tan Valley, AZ from Flagstaff, AZ?
Distance by Flight
Shortest distance between San Tan Valley and Flagstaff is 138.85 miles (223.45 km).
Flight distance from San Tan Valley, AZ to Flagstaff, AZ is 138.85 miles. Estimated flight time is 00 hours 23 minutes.
It takes 00 hours 21 minutes to travel from San Tan Valley to Flagstaff with an airplane (average speed of 550 miles).
Driving distance
The driving distance from San Tan Valley, Arizona to Flagstaff, Arizona is: 193.13 miles (310.82 km) by car.
Driving from San Tan Valley to Flagstaff will take approximately 03 hours 01 minutes.
| Population | |
|---|---|
| GPS Coordinates | 33°11'28"N 111°31'41"W |
| Latitude | 33.1911000 |
| Longitude | -111.5280000 |
| Altitude | 462 |
| Country | United States |
#2 Flagstaff
The most populous city in Coconino County, Arizona. It is located on the southern edge of the San Francisco Peaks in northern Arizona. Flagstaff is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the Lowell Observatory and the Grand Canyon National Park.
| Population | 73939 |
|---|---|
| GPS Coordinates | 35°11'53"N 111°39'5"W |
| Latitude | 35.1980700 |
| Longitude | -111.6512700 |
| Altitude | 2104 |
| Country | United States |
Ending point in Flagstaff: East Historic Route 66 (-111.651222,35.198174)
Estimated Travel Time Between San Tan Valley and Flagstaff
The distance between San Tan Valley and Flagstaff is 311 km if you choose to drive by road. You can go 03 hours 27 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.
There is no time difference between San Tan Valley and Flagstaff. The current time is 16:17:23.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 06 hours 26 minutes |
| 40 mph (64.37 km/h) | 04 hours 49 minutes |
| 50 mph (80.47 km/h) | 03 hours 51 minutes |
| 60 mph (96.56 km/h) | 03 hours 13 minutes |
| 70 mph (112.65 km/h) | 02 hours 45 minutes |
| 75 mph (120.7 km/h) | 02 hours 34 minutes |
| 80 mph (128.75 km/h) | 02 hours 24 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 25.8 liters (6.82 gallon) of gas to cover the route between San Tan Valley and Flagstaff.
The estimated cost of gas to go from San Tan Valley to Flagstaff is $27.95 (diesel $31.89).
Arizona gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $4.1 | $4.43 | $4.72 | $4.68 |
| Total | $27.95 | $30.19 | $32.13 | $31.89 |
Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.
The average gas price (in Arizona ) per gallon of daily gas for calculations is $4.101 (Diesel $4.680) /gallon. Last changed prices on December 29, 2025.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between San Tan Valley and Flagstaff (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
Distance to Other Cities
Driving distance from Deer Valley, AZ to San Tan Valley 68.34 miles (110 km)
Driving distance from Tempe Junction, AZ to San Tan Valley 39.52 miles (64 km)
