How far is Plano, TX from Karnes City, TX?
The driving distance from Plano, TX to Karnes City, TX is about 316.9 miles (510 km), with a travel time of about 05h 38m by car.
- The straight-line flight distance is about 294.4 miles (473.8 km).
- For a round trip, plan for roughly 11h 16m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 05h 38m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
Village in the United States
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 Plano and Karnes City.
Turn-by-Turn Driving Directions
Step-by-step road directions between Plano and Karnes City.
-
1
Start on East 15th Street
1 km · 1 min · East 15th Street
-
2
Turn left onto Central Expressway
919 ft · 18 sec · Central Expressway
-
3
Take the ramp slight left toward US 75 South
798 ft · 19 sec
-
4
Merge slight left onto Central Expressway
16.6 mi · 18 min · Central Expressway
-
5
Take the exit slight left toward Downtown, Good-Latimer Expressway
153 m · 12 sec
-
6
Continue on North Central Expressway
1.2 km · 1 min · North Central Expressway
-
7
Turn right onto Elm Street
93 m · 11 sec · Elm Street
-
8
Turn left onto North Pearl Expressway
1086 ft · 29 sec · North Pearl Expressway
-
9
Turn right onto Young Street
572 ft · 20 sec · Young Street
-
10
Turn left onto South Harwood Street
96 m · 8 sec · South Harwood Street
-
11
Turn right onto Canton Street
2105 ft · 48 sec · Canton Street
-
12
Take the ramp slight left toward I 30 West
1773 ft · 38 sec
-
13
Keep slight left to continue on I 35E South, I 35E North: Waco, Denton
607 ft · 15 sec
-
14
Keep slight left to continue on I 35E North, I 35E South: Denton, Waco
67 m · 5 sec
-
15
Keep slight left to continue on I 35E South: Waco
1915 ft · 30 sec
-
16
Continue on South R L Thornton Freeway
2866 ft · 44 sec · South R L Thornton Freeway
-
17
Continue on South R L Thornton Freeway
89.3 mi · 1 hr 32 min · South R L Thornton Freeway
-
18
Continue on North Jack Kultgen Expressway
6.6 mi · 8 min · North Jack Kultgen Expressway
-
19
Continue on Purple Heart Trail
37.9 mi · 39 min · Purple Heart Trail
-
20
Keep slight left
26.5 mi · 27 min
-
21
Take the exit slight right toward TX 130 Toll South: San Antonio
1.1 km · 56 sec
-
22
Continue straight
58.5 mi · 55 min
-
23
Take the exit slight right toward US 183 South: Lockhart
1219 ft · 30 sec
-
24
Continue on United States Highway 183
2699 ft · 35 sec · United States Highway 183
-
25
Continue on North Colorado Street
4.9 mi · 9 min · North Colorado Street
-
26
Continue on US 183
10.1 mi · 12 min · US 183
-
27
Continue on North Magnolia Avenue
4.2 mi · 7 min · North Magnolia Avenue
-
28
Continue straight
55.9 mi · 1 hr 2 min
-
29
Turn left onto North Badger Drive
1755 ft · 44 sec · North Badger Drive
-
30
Turn right onto Weir Street
14 m · 4 sec · Weir Street
-
31
Turn left onto Badgerette Drive
991 ft · 20 sec · Badgerette Drive
-
32
Turn straight onto East Calvert Avenue
1791 ft · 36 sec · East Calvert Avenue
-
33
Arrive at your destination
0 m · 1 sec · East Calvert Avenue
Car Route Details
A richer read on the saved driving route between Plano and Karnes City.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
South R L Thornton Freeway
Continue on South R L Thornton Freeway
89.3 mi · 01h 32m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Partly Sunny leaving Plano 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 Plano to Karnes City?
The road trip is about 316.9 miles (510 km) and usually takes 05h 38m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Salado is a useful midpoint, sitting about 158.8 miles from Plano and 158.1 miles from Karnes City.
How much longer is the road route than the straight-line distance?
The direct path is about 294.4 miles (473.8 km), while the road route adds roughly 22.5 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 5:44 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $42.25 one way or $84.50 round trip. Estimated CO2 is about 99.4 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Plano and Partly Sunny near Karnes City.
Stop Ideas Near Salado
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 Salado.
Temple
Killeen, Texas
Fort Hood, Texas
Taylor
Flight Path Map
This map shows the direct air route between Plano and Karnes City. Straight-line distance: 294.42 mi (473.83 km).
#1 Plano
The second most populous city in Texas and the center of the Dallas-Fort Worth metropolitan area.
| Population | 291,296 |
| Coordinates | 33.0198400, -96.6988900 |
| Altitude | 203 |
| 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: 510 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 33m |
| 40 mph (64.37 km/h) | 07h 55m |
| 50 mph (80.47 km/h) | 06h 20m |
| 60 mph (96.56 km/h) | 05h 16m |
| 70 mph (112.65 km/h) | 04h 31m |
| 80 mph (129 km/h) | 03h 57m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $42.25 | $84.50 |
| Mid-grade | $4.25 | $47.54 | $95.07 |
| Premium | $4.59 | $51.33 | $102.65 |
| Diesel | $3.99 | $44.64 | $89.28 |
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.