How far is San Antonio, TX from Dilley, TX?
The driving distance from San Antonio, TX to Dilley, TX is about 72.3 miles (116.3 km), with a travel time of about 01h 18m by car.
- The straight-line flight distance is about 66.4 miles (106.8 km).
- For a round trip, plan for roughly 02h 36m 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 01h 18m.
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.
City in Medina County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Partly Sunny
Driving Route Map
The map below follows the saved road route between San Antonio and Dilley.
Turn-by-Turn Driving Directions
Step-by-step road directions between San Antonio and Dilley.
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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
1042 ft · 28 sec · West Market Street
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3
Turn left onto Navarro Street
76 m · 12 sec · Navarro Street
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4
Turn left onto East Commerce Street
2662 ft · 1 min · East Commerce Street
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5
Turn left onto South Santa Rosa Street
2853 ft · 1 min · South Santa Rosa Street
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6
Continue on South Laredo Street
151 m · 13 sec · South Laredo Street
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7
Turn right onto Guadalupe Street
158 m · 17 sec · Guadalupe Street
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8
Take the ramp left toward I 35 South, I 10 East
1085 ft · 27 sec
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9
Merge slight left onto South Pan Am Expressway
10 mi · 12 min · South Pan Am Expressway
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10
Continue on Purple Heart Trail
57.7 mi · 58 min · Purple Heart Trail
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11
Take the exit slight right toward Dilley
1564 ft · 38 sec
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12
Turn straight onto South I 35 Access Road West
707 ft · 24 sec · South I 35 Access Road West
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13
Turn left
2.4 mi · 4 min
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14
Arrive at your destination
0 m · 1 sec · South Main Street
Car Route Details
A richer read on the saved driving route between San Antonio and Dilley.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Purple Heart Trail
Continue on Purple Heart Trail
57.7 mi · 00h 58m
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.
Mostly Cloudy leaving San Antonio and Partly Sunny near Dilley.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from San Antonio to Dilley?
The road trip is about 72.3 miles (116.3 km) and usually takes 01h 18m 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?
Devine is a useful midpoint, sitting about 36.2 miles from San Antonio and 36.1 miles from Dilley.
How much longer is the road route than the straight-line distance?
The direct path is about 66.4 miles (106.8 km), while the road route adds roughly 5.9 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 3:54 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.64 one way or $19.27 round trip. Estimated CO2 is about 22.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around San Antonio and Partly Sunny near Dilley.
Stop Ideas Near Devine
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 Devine.
San Antonio Station
Flight Path Map
This map shows the direct air route between San Antonio and Dilley. Straight-line distance: 66.37 mi (106.81 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 Dilley
City in Frio County, Texas, United States
| Population | 4,527 |
| Coordinates | 28.6674800, -99.1705900 |
| Altitude | 171 |
| Country | United States |
End: Dilley (-99.17059, 28.66748)
Estimated Travel Time
Distance: 116 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 24m |
| 40 mph (64.37 km/h) | 01h 48m |
| 50 mph (80.47 km/h) | 01h 26m |
| 60 mph (96.56 km/h) | 01h 12m |
| 70 mph (112.65 km/h) | 01h 01m |
| 80 mph (129 km/h) | 00h 54m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $9.64 | $19.27 |
| Mid-grade | $4.25 | $10.84 | $21.69 |
| Premium | $4.59 | $11.71 | $23.41 |
| Diesel | $3.99 | $10.18 | $20.36 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.