How far is Austin, TX from Dilley, TX?
The driving distance from Austin, TX to Dilley, TX is about 150.5 miles (242.2 km), with a travel time of about 02h 44m by car.
- The straight-line flight distance is about 139.9 miles (225.2 km).
- For a round trip, plan for roughly 05h 29m 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 44m.
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 Bexar 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 Austin and Dilley.
Turn-by-Turn Driving Directions
Step-by-step road directions between Austin and Dilley.
-
1
Start on East 5th Street
2551 ft · 1 min · East 5th Street
-
2
At the end of the road, turn right onto North Interstate 35
1893 ft · 40 sec · North Interstate 35
-
3
Take the ramp slight left toward I 35 South
899 ft · 22 sec
-
4
Merge slight left onto Purple Heart Trail
46.4 mi · 50 min · Purple Heart Trail
-
5
Continue on Interstate Highway 35
1.7 mi · 2 min · Interstate Highway 35
-
6
Continue on Purple Heart Trail
11.9 mi · 13 min · Purple Heart Trail
-
7
Continue on North Pan Am Expressway
10 mi · 12 min · North Pan Am Expressway
-
8
Keep slight left to continue on North Pan Am Expressway
6.4 mi · 8 min · North Pan Am Expressway
-
9
Keep slight left to continue on North Pan Am Expressway
2.1 mi · 3 min · North Pan Am Expressway
-
10
Keep slight right to continue on South Pan Am Expressway
10.4 mi · 12 min · South Pan Am Expressway
-
11
Continue on Purple Heart Trail
57.7 mi · 58 min · Purple Heart Trail
-
12
Take the exit slight right toward Dilley
1564 ft · 38 sec
-
13
Turn straight onto South I 35 Access Road West
707 ft · 24 sec · South I 35 Access Road West
-
14
Turn left
2.4 mi · 4 min
-
15
Arrive at your destination
0 m · 1 sec · South Main Street
Car Route Details
A richer read on the saved driving route between Austin 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 Austin 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 Austin to Dilley?
The road trip is about 150.5 miles (242.2 km) and usually takes 02h 44m 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?
Terrell Hills is a useful midpoint, sitting about 75.3 miles from Austin and 75.2 miles from Dilley.
How much longer is the road route than the straight-line distance?
The direct path is about 139.9 miles (225.2 km), while the road route adds roughly 10.6 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 1:00 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $20.07 one way or $40.13 round trip. Estimated CO2 is about 47.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Austin and Partly Sunny near Dilley.
Stop Ideas Near Terrell Hills
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Piazza Italia Park
Schertz EMS
District 4 City Council Office
Municipal Plaza
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Terrell Hills.
San Antonio Station
San Marcos Station
Austin
Flight Path Map
This map shows the direct air route between Austin and Dilley. Straight-line distance: 139.96 mi (225.25 km).
#1 Austin
The eleventh most populous city in the United States and the center of the Austin metropolitan area.
| Population | 995,484 |
| Coordinates | 30.2671500, -97.7430600 |
| Altitude | 149 |
| 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: 242 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 00m |
| 40 mph (64.37 km/h) | 03h 45m |
| 50 mph (80.47 km/h) | 03h 00m |
| 60 mph (96.56 km/h) | 02h 30m |
| 70 mph (112.65 km/h) | 02h 08m |
| 80 mph (129 km/h) | 01h 52m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $20.07 | $40.13 |
| Mid-grade | $4.25 | $22.58 | $45.16 |
| Premium | $4.59 | $24.38 | $48.76 |
| Diesel | $3.99 | $21.20 | $42.41 |
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.