How far is Duncanville, TX from Corpus Christi, TX?
The driving distance from Duncanville, TX to Corpus Christi, TX is about 422.1 miles (679.3 km), with a travel time of about 05h 55m by car.
- The straight-line flight distance is about 336.5 miles (541.5 km).
- For a round trip, plan for roughly 11h 50m 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 55m.
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.
This Travis County community, situated at an elevation of 469 feet, is known for its Colorado River industrial areas.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Partly Sunny
Driving Route Map
The map below follows the saved road route between Duncanville and Corpus Christi.
Turn-by-Turn Driving Directions
Step-by-step road directions between Duncanville and Corpus Christi.
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1
Start on the route
8 m · 4 sec
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2
Turn right onto East Center Street
6 m · 5 sec · East Center Street
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3
Turn right onto North Main Street
1.4 km · 2 min · North Main Street
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4
Turn right onto East Interstate 20
29 m · 2 sec · East Interstate 20
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5
Take the ramp slight left toward I 20 East
1469 ft · 36 sec
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6
Merge slight left onto Lyndon B Johnson Freeway
4.6 mi · 5 min · Lyndon B Johnson Freeway
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7
Take the exit slight right toward I 35E South: Waco
2016 ft · 45 sec
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8
Merge slight left onto South R L Thornton Freeway
80.5 mi · 1 hr 22 min · South R L Thornton Freeway
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9
Continue on North Jack Kultgen Expressway
6.6 mi · 8 min · North Jack Kultgen Expressway
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10
Continue on Purple Heart Trail
37.9 mi · 39 min · Purple Heart Trail
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11
Keep slight left
26.5 mi · 27 min
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12
Take the exit slight right toward TX 130 Toll South: San Antonio
1.1 km · 56 sec
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13
Continue straight
58.5 mi · 55 min
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14
Take the exit slight right toward US 183 South: Lockhart
1219 ft · 30 sec
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15
Continue on United States Highway 183
2699 ft · 35 sec · United States Highway 183
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16
Continue on North Colorado Street
4.9 mi · 9 min · North Colorado Street
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17
Continue on US 183
10.1 mi · 12 min · US 183
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18
Continue on North Magnolia Avenue
4.2 mi · 7 min · North Magnolia Avenue
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19
Continue straight
51.2 mi · 57 min
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20
Turn slight left onto Farm-to-Market Road 792
8.4 mi · 11 min · Farm-to-Market Road 792
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21
Continue on East Main Street
1.3 km · 1 min · East Main Street
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22
Turn left onto South Sunset Strip Drive
1.2 mi · 1 min · South Sunset Strip Drive
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23
Continue on South US Highway 181
40.2 mi · 46 min · South US Highway 181
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24
Continue on North 8th Street
1.3 km · 56 sec · North 8th Street
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25
Continue on US Highway 181 South
16.1 mi · 18 min · US Highway 181 South
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26
Continue on State Highway 89
4.1 mi · 5 min · State Highway 89
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27
Continue on US Highway 181
5.9 mi · 7 min · US Highway 181
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28
Continue on Railroad Avenue
1.3 mi · 2 min · Railroad Avenue
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29
Continue on US Highway 181
17.4 mi · 19 min · US Highway 181
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30
Take the exit slight right
1912 ft · 44 sec
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31
Turn slight right
1793 ft · 56 sec
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32
Take the ramp slight left
2474 ft · 1 min
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33
Merge slight left
1548 ft · 29 sec
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34
Continue on Interstate Highway 37
118 m · 10 sec · Interstate Highway 37
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35
Continue on Interstate Highway 37
135 m · 15 sec · Interstate Highway 37
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36
Continue straight
147 m · 9 sec
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37
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Duncanville and Corpus Christi.
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
Merge slight left onto South R L Thornton Freeway
80.5 mi · 01h 22m
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.
Showers And Thunderstorms Likely leaving Duncanville and Partly Sunny near Corpus Christi.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Duncanville to Corpus Christi?
The road trip is about 422.1 miles (679.3 km) and usually takes 05h 55m 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?
Montopolis is a useful midpoint, sitting about 193.4 miles from Duncanville and 228.7 miles from Corpus Christi.
How much longer is the road route than the straight-line distance?
The direct path is about 336.5 miles (541.5 km), while the road route adds roughly 85.6 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 5:10 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $56.27 one way or $112.54 round trip. Estimated CO2 is about 132.3 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Duncanville and Partly Sunny near Corpus Christi.
Stop Ideas Near Montopolis
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 Montopolis.
Austin
Taylor
San Marcos Station
Killeen, Texas
Flight Path Map
This map shows the direct air route between Duncanville and Corpus Christi. Straight-line distance: 336.45 mi (541.46 km).
#1 Duncanville
City in Dallas County, Texas, in the United States
| Population | 38,189 |
| Coordinates | 32.6518000, -96.9083400 |
| Altitude | 221 |
| 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: 679 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 14h 03m |
| 40 mph (64.37 km/h) | 10h 33m |
| 50 mph (80.47 km/h) | 08h 26m |
| 60 mph (96.56 km/h) | 07h 02m |
| 70 mph (112.65 km/h) | 06h 01m |
| 80 mph (129 km/h) | 05h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $56.27 | $112.54 |
| Mid-grade | $4.25 | $63.31 | $126.62 |
| Premium | $4.59 | $68.36 | $136.72 |
| Diesel | $3.99 | $59.46 | $118.91 |
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 · May 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.