How far is San Marcos from Dallas?
Distance by Flight
Shortest distance between San Marcos and Dallas is 211.25 miles (339.97 km).
Flight distance from San Marcos, TX to Dallas, TX is 211.25 miles. Estimated flight time is 00 hours 28 minutes.
It takes 00 hours 26 minutes to travel from San Marcos to Dallas with an airplane (average speed of 550 miles).
Driving distance
The driving distance from San Marcos, Texas to Dallas, Texas is: 238.51 miles (383.84 km) by car.
Driving from San Marcos to Dallas will take approximately 03 hours 27 minutes.
#1 San Marcos
City in Texas, United States
| Population | 66350 |
|---|---|
| GPS Coordinates | 29°52'60"N 97°56'29"W |
| Latitude | 29.8832700 |
| Longitude | -97.9413900 |
| Altitude | 188 |
| Country | United States |
#2 Dallas
County seat of Dallas County, Texas; ninth largest city in the United States by population
| Population | 1343266 |
|---|---|
| GPS Coordinates | 32°46'59"N 96°48'24"W |
| Latitude | 32.7830600 |
| Longitude | -96.8066700 |
| Altitude | 128 |
| Country | United States |
Ending point in Dallas: North Lamar Street (-96.806574,32.783135)
Estimated Travel Time Between San Marcos and Dallas
The distance between San Marcos and Dallas is 384 km if you choose to drive by road. You can go 04 hours 15 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 Marcos and Dallas. The current time is 05:07:31.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 07 hours 56 minutes |
| 40 mph (64.37 km/h) | 05 hours 57 minutes |
| 50 mph (80.47 km/h) | 04 hours 46 minutes |
| 60 mph (96.56 km/h) | 03 hours 58 minutes |
| 70 mph (112.65 km/h) | 03 hours 24 minutes |
| 75 mph (120.7 km/h) | 03 hours 10 minutes |
| 80 mph (128.75 km/h) | 02 hours 58 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 31.86 liters (8.42 gallon) of gas to cover the route between San Marcos and Dallas.
The estimated cost of gas to go from San Marcos to Dallas is $34.52 (diesel $40.81).
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 per gallon of daily gas for calculations is $4.102 (Diesel $4.849) /gallon. Last changed prices on June 04, 2023.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between San Marcos and Dallas (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
