How far is San Antonio, TX from Hearne, TX?
The driving distance from San Antonio, TX to Hearne, TX is about 180.7 miles (290.8 km), with a travel time of about 03h 16m by car.
- The straight-line flight distance is about 151.6 miles (244 km).
- For a round trip, plan for roughly 06h 33m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 03h 16m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
This Travis County community, situated at an elevation of 469 feet, is known for its Colorado River industrial areas.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny then Slight Chance Showers And Thunderstorms
Partly Sunny then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between San Antonio and Hearne.
Turn-by-Turn Driving Directions
Step-by-step road directions between San Antonio and Hearne.
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1
Start on Dolorosa Street
44 m · 5 sec · Dolorosa Street
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2
Continue on West Market Street
1893 ft · 42 sec · West Market Street
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3
Continue on East Market Street
2143 ft · 46 sec · East Market Street
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4
Turn left
111 m · 13 sec
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5
Turn straight onto East Commerce Street
1.2 km · 1 min · East Commerce Street
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6
Keep slight left to continue on East Commerce Street
2.7 mi · 4 min · East Commerce Street
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7
Turn slight right onto East Houston Street
1349 ft · 31 sec · East Houston Street
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8
Turn left onto Interstate 10 East
583 ft · 12 sec · Interstate 10 East
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9
Take the ramp slight left toward I 10 East, US 90 East
874 ft · 21 sec
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10
Merge slight left onto Jose Lopez Freeway
1.8 mi · 2 min · Jose Lopez Freeway
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11
Continue on 90th Infantry Division Highway
22.2 mi · 23 min · 90th Infantry Division Highway
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12
Continue on I 10 East: Houston, Austin, Waco
10.9 mi · 11 min
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13
Take the exit slight right toward TX 130 Toll North: Austin, Waco
1.5 km · 2 min
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14
Continue on Pickle Parkway
73 mi · 1 hr 6 min · Pickle Parkway
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15
Take the exit slight right toward US 79: Taylor, Round Rock, Palm Valley Boulevard
1112 ft · 27 sec
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16
Continue on US 79: Palm Valley Boulevard
1399 ft · 34 sec
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17
Continue on TX 130 Frontage Road
1163 ft · 35 sec · TX 130 Frontage Road
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18
Take the ramp right
1951 ft · 33 sec
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19
Merge slight left onto Palm Valley Boulevard
5 mi · 6 min · Palm Valley Boulevard
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20
Continue on West 2nd Street
3.1 mi · 4 min · West 2nd Street
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21
Take the exit slight right toward US 79 North: Rockdale
1213 ft · 26 sec
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22
Continue on Carlos G Parker Boulevard Southwest
4.3 mi · 5 min · Carlos G Parker Boulevard Southwest
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23
Keep slight right
53.1 mi · 1 hr 6 min
-
24
Take the exit straight
696 ft · 27 sec
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25
At the end of the road, turn left onto South Market Street
1005 ft · 15 sec · South Market Street
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26
Arrive at your destination
0 m · 1 sec · South Market Street
Car Route Details
A richer read on the saved driving route between San Antonio and Hearne.
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
Continue on Pickle Parkway
73 mi · 01h 06m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Sunny then Slight Chance Showers And Thunderstorms leaving San Antonio and Partly Sunny then Chance Showers And Thunderstorms near Hearne.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from San Antonio to Hearne?
The road trip is about 180.7 miles (290.8 km) and usually takes 03h 16m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Montopolis is a useful midpoint, sitting about 90.3 miles from San Antonio and 90.3 miles from Hearne.
How much longer is the road route than the straight-line distance?
The direct path is about 151.6 miles (244 km), while the road route adds roughly 29.1 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 10:26 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.11 one way or $48.22 round trip. Estimated CO2 is about 56.7 kg one way.
What should you check before leaving?
Before you leave, expect Sunny then Slight Chance Showers And Thunderstorms around San Antonio and Partly Sunny then Chance Showers And Thunderstorms near Hearne.
Stop Ideas Near Montopolis
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 Montopolis.
Austin
Taylor
San Marcos Station
Killeen, Texas
Flight Path Map
This map shows the direct air route between San Antonio and Hearne. Straight-line distance: 151.63 mi (244.02 km).
#1 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 |
#2 Hearne
City in Robertson County, Texas, United States
| Population | 4,340 |
| Coordinates | 30.8785200, -96.5930300 |
| Altitude | 90 |
| Country | United States |
End: Hearne (-96.59303, 30.87852)
Estimated Travel Time
Distance: 291 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 01m |
| 40 mph (64.37 km/h) | 04h 31m |
| 50 mph (80.47 km/h) | 03h 36m |
| 60 mph (96.56 km/h) | 03h 00m |
| 70 mph (112.65 km/h) | 02h 34m |
| 80 mph (129 km/h) | 02h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $24.11 | $48.22 |
| Mid-grade | $4.25 | $27.13 | $54.26 |
| Premium | $4.59 | $29.29 | $58.58 |
| Diesel | $3.99 | $25.48 | $50.95 |
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 · May 24, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.