How far is Richmond, TX from San Antonio, TX?
The driving distance from Richmond, TX to San Antonio, TX is about 179.5 miles (288.9 km), with a travel time of about 02h 49m by car.
- The straight-line flight distance is about 164.7 miles (265.1 km).
- For a round trip, plan for roughly 05h 38m 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 49m.
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 in Fayette County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Patchy Fog then Partly Sunny
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Richmond and San Antonio.
Turn-by-Turn Driving Directions
Step-by-step road directions between Richmond and San Antonio.
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1
Start on Jackson Street
1.5 km · 1 min · Jackson Street
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2
Continue on Avenue H
3.1 mi · 5 min · Avenue H
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3
Continue on US Highway 90A West
1268 ft · 21 sec · US Highway 90A West
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4
Turn slight right
73 m · 4 sec
-
5
Turn straight onto 36th Division Memorial
14.9 mi · 22 min · 36th Division Memorial
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6
Continue on Commerce Street
10.7 mi · 12 min · Commerce Street
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7
Keep slight right
1.2 mi · 2 min
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8
Turn left
1817 ft · 50 sec
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9
Continue on I-10 Frontage Road
1647 ft · 45 sec · I-10 Frontage Road
-
10
Take the ramp slight left
1148 ft · 28 sec
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11
Merge slight left
125.7 mi · 2 hr 6 min
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12
Keep slight left
12 mi · 13 min
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13
Keep slight left to continue on 90th Infantry Division Highway
1.2 km · 52 sec · 90th Infantry Division Highway
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14
Continue on Jose Lopez Freeway
1.6 mi · 2 min · Jose Lopez Freeway
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15
Take the exit slight right toward Commerce Street, Houston Street
790 ft · 19 sec
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16
Turn straight onto Interstate 10 East
1830 ft · 39 sec · Interstate 10 East
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17
Turn right onto East Houston Street
963 ft · 20 sec · East Houston Street
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18
Turn slight left onto East Commerce Street
4.3 mi · 7 min · East Commerce Street
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19
Turn left onto Military Plaza
119 m · 16 sec · Military Plaza
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20
Turn left onto Dolorosa Street
100 m · 8 sec · Dolorosa Street
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21
Arrive at your destination
0 m · 1 sec · Dolorosa Street
Car Route Details
A richer read on the saved driving route between Richmond 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.
I-10 Frontage Road
Merge slight left
126 mi · 02h 06m
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.
Patchy Fog then Partly Sunny leaving Richmond and Mostly Cloudy near San Antonio.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Richmond to San Antonio?
The road trip is about 179.5 miles (288.9 km) and usually takes 02h 49m 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?
Flatonia is a useful midpoint, sitting about 88.5 miles from Richmond and 91 miles from San Antonio.
How much longer is the road route than the straight-line distance?
The direct path is about 164.7 miles (265.1 km), while the road route adds roughly 14.8 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 12:52 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $23.92 one way or $47.84 round trip. Estimated CO2 is about 56.3 kg one way.
What should you check before leaving?
Before you leave, expect Patchy Fog then Partly Sunny around Richmond and Mostly Cloudy near San Antonio.
Stop Ideas Near Flatonia
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 Flatonia.
San Marcos Station
Austin
Taylor
Prairie View, TX
Flight Path Map
This map shows the direct air route between Richmond and San Antonio. Straight-line distance: 164.69 mi (265.05 km).
#1 Richmond
City in Texas, United States of America
| Population | 12,483 |
| Coordinates | 29.5821800, -95.7607800 |
| Altitude | 28 |
| 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: 289 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 58m |
| 40 mph (64.37 km/h) | 04h 29m |
| 50 mph (80.47 km/h) | 03h 35m |
| 60 mph (96.56 km/h) | 02h 59m |
| 70 mph (112.65 km/h) | 02h 33m |
| 80 mph (129 km/h) | 02h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $23.92 | $47.84 |
| Mid-grade | $4.25 | $26.92 | $53.83 |
| Premium | $4.59 | $29.06 | $58.12 |
| Diesel | $3.99 | $25.28 | $50.55 |
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 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.