How far is Knox City, TX from Corpus Christi, TX?
The driving distance from Knox City, TX to Corpus Christi, TX is about 465.5 miles (749.1 km), with a travel time of about 07h 18m by car.
- The straight-line flight distance is about 414 miles (666.2 km).
- For a round trip, plan for roughly 14h 37m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 07h 18m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Knox City and Corpus Christi.
Turn-by-Turn Driving Directions
Step-by-step road directions between Knox City and Corpus Christi.
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1
Start on East Main Street
14 m · 8 sec · East Main Street
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2
Turn left onto South Central Avenue
1 mi · 2 min · South Central Avenue
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3
Continue on State Highway 6
1.6 mi · 2 min · State Highway 6
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4
Continue on Grand Central Avenue
1.3 km · 1 min · Grand Central Avenue
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5
Continue on State Highway 6
12.7 mi · 19 min · State Highway 6
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6
Continue on Union Avenue
18.2 mi · 27 min · Union Avenue
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7
Turn right
600 ft · 10 sec
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8
Take the ramp slight left
1509 ft · 41 sec
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9
Merge slight left
16.1 mi · 18 min
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10
Turn slight right onto Commercial Avenue
32.5 mi · 35 min · Commercial Avenue
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11
Continue straight
7.8 mi · 9 min
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12
Continue straight
39.5 mi · 45 min
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13
Turn left onto South 7th Street
16.5 mi · 18 min · South 7th Street
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14
Continue on Grassmeyer Street
41.9 mi · 45 min · Grassmeyer Street
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15
Continue on Ellis Street
29.4 mi · 31 min · Ellis Street
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16
Take the exit left toward I 10 East: San Antonio
40 mi · 38 min
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17
Continue straight
54.3 mi · 55 min
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18
Keep slight right
17.4 mi · 20 min
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19
Keep slight right to continue on McDermott Freeway
1.7 mi · 2 min · McDermott Freeway
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20
Take the exit slight right toward Santa Rosa Street, Downtown
2505 ft · 1 min
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21
Turn straight onto North Pecos-La Trinidad
804 ft · 16 sec · North Pecos-La Trinidad
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22
Keep slight right to continue on North Pecos-La Trinidad
2963 ft · 1 min · North Pecos-La Trinidad
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23
Turn left onto Dolorosa Street
2725 ft · 1 min · Dolorosa Street
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24
Continue on West Market Street
1893 ft · 42 sec · West Market Street
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25
Continue on East Market Street
2143 ft · 41 sec · East Market Street
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26
Turn right onto Tower of the Americas Way
957 ft · 21 sec · Tower of the Americas Way
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27
Take the ramp slight left toward I 37 South, US 281 South
1374 ft · 34 sec
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28
Merge slight left onto William J Bordelon Freeway
1.4 mi · 2 min · William J Bordelon Freeway
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29
Continue on Lucian Adams Freeway
140.3 mi · 2 hr 23 min · Lucian Adams Freeway
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30
Continue on Interstate Highway 37
118 m · 10 sec · Interstate Highway 37
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31
Continue on Interstate Highway 37
135 m · 15 sec · Interstate Highway 37
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32
Continue straight
147 m · 9 sec
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33
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Knox City and Corpus Christi.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Lucian Adams Freeway
Continue on Lucian Adams Freeway
140 mi · 02h 23m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Sunny leaving Knox City and Mostly Sunny near Corpus Christi.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Knox City to Corpus Christi?
The road trip is about 465.5 miles (749.1 km) and usually takes 07h 18m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Junction is a useful midpoint, sitting about 238.7 miles from Knox City and 226.8 miles from Corpus Christi.
How much longer is the road route than the straight-line distance?
The direct path is about 414 miles (666.2 km), while the road route adds roughly 51.5 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 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $62.09 one way or $124.18 round trip. Estimated CO2 is about 146 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Knox City and Mostly Sunny near Corpus Christi.
Flight Path Map
This map shows the direct air route between Knox City and Corpus Christi. Straight-line distance: 413.97 mi (666.22 km).
#1 Knox City
City in Knox County, Texas, United States
| Population | 1,120 |
| Coordinates | 33.4181500, -99.8189800 |
| Altitude | 466 |
| Country | United States |
#2 Corpus Christi
The second most populous city in Texas and the center of the Corpus Christi metropolitan area.
| Population | 327,248 |
| Coordinates | 27.8005800, -97.3963800 |
| Altitude | 2 |
| Country | United States |
End: I 37 (-97.396427, 27.800658)
Estimated Travel Time
Distance: 749 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 15h 30m |
| 40 mph (64.37 km/h) | 11h 38m |
| 50 mph (80.47 km/h) | 09h 18m |
| 60 mph (96.56 km/h) | 07h 45m |
| 70 mph (112.65 km/h) | 06h 39m |
| 80 mph (129 km/h) | 05h 48m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $62.09 | $124.18 |
| Mid-grade | $4.25 | $69.86 | $139.72 |
| Premium | $4.59 | $75.43 | $150.86 |
| Diesel | $3.99 | $65.60 | $131.21 |
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 · Jun 01, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.