How far is Rockdale, TX from San Antonio, TX?
The driving distance from Rockdale, TX to San Antonio, TX is about 154.3 miles (248.4 km), with a travel time of about 02h 20m by car.
- The straight-line flight distance is about 123.3 miles (198.4 km).
- For a round trip, plan for roughly 04h 41m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 02h 20m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town of the United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Rockdale and San Antonio.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rockdale and San Antonio.
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1
Start on North Main Street
15 m · 8 sec · North Main Street
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2
Turn left onto West Cameron Avenue
25.4 mi · 32 min · West Cameron Avenue
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3
Turn left onto Porter Street
716 ft · 23 sec · Porter Street
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4
Turn right onto East 2nd Street
6.9 mi · 9 min · East 2nd Street
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5
Continue straight
2.6 mi · 4 min
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6
Turn left onto Chris Kelley Boulevard
2.1 mi · 3 min · Chris Kelley Boulevard
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7
Turn left onto TX 130 Frontage Road
1.3 mi · 2 min · TX 130 Frontage Road
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8
Take the ramp slight left toward TX 130 Toll South: Austin, Pflugerville
926 ft · 11 sec
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9
Continue on Toll 130 South: Austin, Pflugerville
1360 ft · 15 sec
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10
Merge slight left onto Pickle Parkway
70.3 mi · 1 hr 4 min · Pickle Parkway
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11
Keep slight right to continue on I 10 West: San Antonio
3262 ft · 1 min
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12
Merge slight left
11.1 mi · 11 min
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13
Continue straight
9.4 mi · 9 min
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14
Keep slight left
12 mi · 13 min
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15
Keep slight left to continue on 90th Infantry Division Highway
1.2 km · 52 sec · 90th Infantry Division Highway
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16
Continue on Jose Lopez Freeway
1.6 mi · 2 min · Jose Lopez Freeway
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17
Take the exit slight right toward Commerce Street, Houston Street
790 ft · 19 sec
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18
Turn straight onto Interstate 10 East
1830 ft · 39 sec · Interstate 10 East
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19
Turn right onto East Houston Street
963 ft · 20 sec · East Houston Street
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20
Turn slight left onto East Commerce Street
4.3 mi · 7 min · East Commerce Street
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21
Turn left onto Military Plaza
119 m · 16 sec · Military Plaza
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22
Turn left onto Dolorosa Street
100 m · 8 sec · Dolorosa Street
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23
Arrive at your destination
0 m · 1 sec · Dolorosa Street
Car Route Details
A richer read on the saved driving route between Rockdale and San Antonio.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Pickle Parkway
Merge slight left onto Pickle Parkway
70.3 mi · 01h 04m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Chance Showers And Thunderstorms leaving Rockdale and Chance Showers And Thunderstorms near San Antonio.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rockdale to San Antonio?
The road trip is about 154.3 miles (248.4 km) and usually takes 02h 20m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Niederwald is a useful midpoint, sitting about 74.9 miles from Rockdale and 79.4 miles from San Antonio.
How much longer is the road route than the straight-line distance?
The direct path is about 123.3 miles (198.4 km), while the road route adds roughly 31 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 1:48 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $20.56 one way or $41.12 round trip. Estimated CO2 is about 48.3 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Rockdale and Chance Showers And Thunderstorms near San Antonio.
Stop Ideas Near Niederwald
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Niederwald.
San Marcos Station
Austin
Taylor
San Antonio Station
Flight Path Map
This map shows the direct air route between Rockdale and San Antonio. Straight-line distance: 123.3 mi (198.44 km).
#1 Rockdale
City in Milam County, Texas
| Population | 5,448 |
| Coordinates | 30.6554800, -97.0013700 |
| Altitude | 142 |
| Country | United States |
#2 San Antonio
The seventh most populous city in the United States and the center of the San Antonio metropolitan area.
| Population | 1,567,118 |
| Coordinates | 29.4241200, -98.4936300 |
| Altitude | 198 |
| Country | United States |
End: Dolorosa Street (-98.493645, 29.424163)
Estimated Travel Time
Distance: 248 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 08m |
| 40 mph (64.37 km/h) | 03h 51m |
| 50 mph (80.47 km/h) | 03h 05m |
| 60 mph (96.56 km/h) | 02h 34m |
| 70 mph (112.65 km/h) | 02h 12m |
| 80 mph (129 km/h) | 01h 55m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $20.56 | $41.12 |
| Mid-grade | $4.25 | $23.13 | $46.26 |
| Premium | $4.59 | $24.98 | $49.95 |
| Diesel | $3.99 | $21.72 | $43.44 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Texas · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.