How far is Roanoke, TX from San Antonio, TX?
Distance by Flight
Shortest distance between Roanoke and San Antonio is 258.43 miles (415.91 km).
Flight distance from Roanoke, TX to San Antonio, TX is 258.43 miles. Estimated flight time is 00 hours 37 minutes.
It takes 00 hours 33 minutes to travel from Roanoke to San Antonio with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Roanoke, Texas to San Antonio, Texas is: 306.74 miles (493.65 km) by car.
Driving from Roanoke to San Antonio will take approximately 04 hours 30 minutes.
#1 Roanoke
City in Denton County, Texas, United States
| Population | 9753 |
|---|---|
| GPS Coordinates | 33°0'14"N 97°13'33"W |
| Latitude | 33.0040100 |
| Longitude | -97.2258500 |
| Altitude | 193 |
| Country | United States |
#2 San Antonio
The seventh most populous city in the United States and the center of the San Antonio metropolitan area. It is located on the San Antonio River, in southern Texas. San Antonio is a major center for the tourism industry.
| Population | 1567118 |
|---|---|
| GPS Coordinates | 29°25'27"N 98°29'37"W |
| Latitude | 29.4241200 |
| Longitude | -98.4936300 |
| Altitude | 198 |
| Country | United States |
Ending point in San Antonio: Dolorosa Street (-98.493645,29.424163)
Estimated Travel Time Between Roanoke and San Antonio
The distance between Roanoke and San Antonio is 494 km if you choose to drive by road. You can go 05 hours 29 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 Roanoke and San Antonio. The current time is 06:17:39.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 10 hours 13 minutes |
| 40 mph (64.37 km/h) | 07 hours 40 minutes |
| 50 mph (80.47 km/h) | 06 hours 08 minutes |
| 60 mph (96.56 km/h) | 05 hours 06 minutes |
| 70 mph (112.65 km/h) | 04 hours 22 minutes |
| 75 mph (120.7 km/h) | 04 hours 05 minutes |
| 80 mph (128.75 km/h) | 03 hours 49 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 40.97 liters (10.82 gallon) of gas to cover the route between Roanoke and San Antonio.
The estimated cost of gas to go from Roanoke to San Antonio is $32.7 (diesel $43.22).
Texas gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.02 | $3.45 | $3.78 | $3.99 |
| Total | $32.7 | $37.29 | $40.88 | $43.22 |
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 Texas ) per gallon of daily gas for calculations is $3.021 (Diesel $3.993) /gallon. Last changed prices on December 22, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Roanoke and San Antonio (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
