How far is Austin, TX from Karnes City, TX?
The driving distance from Austin, TX to Karnes City, TX is about 103.4 miles (166.4 km), with a travel time of about 02h 03m by car.
- The straight-line flight distance is about 95.9 miles (154.4 km).
- For a round trip, plan for roughly 04h 07m 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 03m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Guadalupe County, Texas, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Driving Route Map
The map below follows the saved road route between Austin and Karnes City.
Turn-by-Turn Driving Directions
Step-by-step road directions between Austin and Karnes City.
-
1
Start on East 5th Street
1836 ft · 52 sec · East 5th Street
-
2
Turn left onto Red River Street
711 ft · 20 sec · Red River Street
-
3
Turn right onto East 7th Street
3 mi · 5 min · East 7th Street
-
4
Turn straight onto Airport Boulevard
1279 ft · 20 sec · Airport Boulevard
-
5
Continue on Ed Bluestein Boulevard
552 ft · 9 sec · Ed Bluestein Boulevard
-
6
Take the ramp straight toward 183 Toll South: Lockhart
705 ft · 17 sec
-
7
Merge slight left onto Bergstrom Expressway
1.3 km · 47 sec · Bergstrom Expressway
-
8
Continue on Bastrop Highway
11.7 mi · 15 min · Bastrop Highway
-
9
Take the ramp straight toward TX 130 Toll South: Lockhart, San Antonio
1565 ft · 38 sec
-
10
Merge slight left onto Pickle Parkway
9.8 mi · 9 min · Pickle Parkway
-
11
Take the exit slight right toward US 183 South: Lockhart
1219 ft · 30 sec
-
12
Continue on United States Highway 183
2699 ft · 35 sec · United States Highway 183
-
13
Continue on North Colorado Street
4.9 mi · 9 min · North Colorado Street
-
14
Continue on US 183
10.1 mi · 12 min · US 183
-
15
Continue on North Magnolia Avenue
4.2 mi · 7 min · North Magnolia Avenue
-
16
Continue straight
55.9 mi · 1 hr 2 min
-
17
Turn left onto North Badger Drive
1755 ft · 44 sec · North Badger Drive
-
18
Turn right onto Weir Street
14 m · 4 sec · Weir Street
-
19
Turn left onto Badgerette Drive
991 ft · 20 sec · Badgerette Drive
-
20
Turn straight onto East Calvert Avenue
1791 ft · 36 sec · East Calvert Avenue
-
21
Arrive at your destination
0 m · 1 sec · East Calvert Avenue
Car Route Details
A richer read on the saved driving route between Austin and Karnes City.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
North Magnolia Avenue
Continue straight
55.9 mi · 01h 02m
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.
Partly Sunny leaving Austin and Partly Sunny near Karnes City.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Austin to Karnes City?
The road trip is about 103.4 miles (166.4 km) and usually takes 02h 03m 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?
Luling is a useful midpoint, sitting about 51.8 miles from Austin and 51.6 miles from Karnes City.
How much longer is the road route than the straight-line distance?
The direct path is about 95.9 miles (154.4 km), while the road route adds roughly 7.5 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 2:22 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.79 one way or $27.59 round trip. Estimated CO2 is about 32.4 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Austin and Partly Sunny near Karnes City.
Stop Ideas Near Luling
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 Luling.
San Marcos Station
Austin
San Antonio Station
Taylor
Flight Path Map
This map shows the direct air route between Austin and Karnes City. Straight-line distance: 95.97 mi (154.45 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 Karnes City
City in Karnes County, Texas, United States
| Population | 3,383 |
| Coordinates | 28.8849800, -97.9008400 |
| Altitude | 131 |
| Country | United States |
End: Karnes City (-97.90084, 28.88498)
Estimated Travel Time
Distance: 166 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 26m |
| 40 mph (64.37 km/h) | 02h 35m |
| 50 mph (80.47 km/h) | 02h 04m |
| 60 mph (96.56 km/h) | 01h 43m |
| 70 mph (112.65 km/h) | 01h 28m |
| 80 mph (129 km/h) | 01h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $13.79 | $27.59 |
| Mid-grade | $4.25 | $15.52 | $31.04 |
| Premium | $4.59 | $16.76 | $33.51 |
| Diesel | $3.99 | $14.57 | $29.15 |
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 17, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.