How far is Austin, TX from Harper, TX?
The driving distance from Austin, TX to Harper, TX is about 101.2 miles (162.8 km), with a travel time of about 02h 05m by car.
- The straight-line flight distance is about 89.6 miles (144.2 km).
- For a round trip, plan for roughly 04h 11m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CST.
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 05m.
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 Texas, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Austin and Harper.
Turn-by-Turn Driving Directions
Step-by-step road directions between Austin and Harper.
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1
Start on East 5th Street
127 m · 16 sec · East 5th Street
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2
Turn left onto Brazos Street
109 m · 23 sec · Brazos Street
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3
Turn left onto East 6th Street
1.9 mi · 5 min · East 6th Street
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4
Turn left onto Atlanta Street
71 m · 7 sec · Atlanta Street
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5
Take the ramp straight toward Loop 1 South
1065 ft · 26 sec
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6
Merge slight left onto South Mopac Expressway
3.9 mi · 5 min · South Mopac Expressway
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7
Take the exit slight right toward US 290 West, TX 71 West: Johnson City, Llano
1 km · 1 min
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8
Keep slight left to continue on US 290 West, TX 71 West
97 m · 8 sec
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9
Merge slight left
3.7 mi · 4 min
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10
Continue on West US Highway 290 Frontage Rd
136 m · 6 sec · West US Highway 290 Frontage Rd
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11
Continue on West US 290 Frontage Rd
1525 ft · 24 sec · West US 290 Frontage Rd
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12
Turn straight onto West US 290 Bypass Lanes
2551 ft · 33 sec · West US 290 Bypass Lanes
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13
Continue on West US Highway 290
115 m · 5 sec · West US Highway 290
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14
Continue on West US Highway 290
30.4 mi · 37 min · West US Highway 290
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15
Merge slight left onto South US Highway 281
5.4 mi · 6 min · South US Highway 281
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16
Turn left onto East Main Street
1.1 mi · 2 min · East Main Street
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17
Continue on West US Highway 290
27.2 mi · 31 min · West US Highway 290
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18
Continue on East Main Street
3.5 mi · 7 min · East Main Street
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19
Continue on West US Highway 290
22.1 mi · 25 min · West US Highway 290
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20
Arrive at your destination
0 m · 1 sec · West US Highway 290
Car Route Details
A richer read on the saved driving route between Austin and Harper.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
West US Highway 290
Continue on West US Highway 290
30.4 mi · 00h 37m
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 Mostly Cloudy near Harper.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Austin to Harper?
The road trip is about 101.2 miles (162.8 km) and usually takes 02h 05m 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?
Johnson City is a useful midpoint, sitting about 50.5 miles from Austin and 50.6 miles from Harper.
How much longer is the road route than the straight-line distance?
The direct path is about 89.6 miles (144.2 km), while the road route adds roughly 11.6 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 CST. If you want a more comfortable same-day return, try to leave by 2:18 PM CST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $12.78 one way or $25.57 round trip. Estimated CO2 is about 31.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Austin and Mostly Cloudy near Harper.
Stop Ideas Near Johnson City
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 Johnson City.
Austin
San Marcos Station
San Antonio Station
Taylor
Flight Path Map
This map shows the direct air route between Austin and Harper. Straight-line distance: 89.6 mi (144.19 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 Harper
Harper is a place in Texas, United States.
| Population | 0 |
| Coordinates | 30.2999200, -99.2442100 |
| Altitude | 626 |
| Country | United States |
End: Harper (-99.24421, 30.29992)
Estimated Travel Time
Distance: 163 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 22m |
| 40 mph (64.37 km/h) | 02h 31m |
| 50 mph (80.47 km/h) | 02h 01m |
| 60 mph (96.56 km/h) | 01h 41m |
| 70 mph (112.65 km/h) | 01h 26m |
| 80 mph (129 km/h) | 01h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.58 | $12.78 | $25.57 |
| Mid-grade | $4.09 | $14.62 | $29.23 |
| Premium | $4.47 | $15.97 | $31.93 |
| Diesel | $5.68 | $20.28 | $40.57 |
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 · Nov 06, 2026