How far is Grand Prairie, TX from Rockport, TX?
The driving distance from Grand Prairie, TX to Rockport, TX is about 387.5 miles (623.7 km), with a travel time of about 07h 01m by car.
- The straight-line flight distance is about 326.5 miles (525.4 km).
- For a round trip, plan for roughly 14h 03m 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 01m.
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 Travis County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Grand Prairie and Rockport.
Turn-by-Turn Driving Directions
Step-by-step road directions between Grand Prairie and Rockport.
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1
Start on the route
67 m · 22 sec
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2
Turn left onto Northeast 5th Street
58 m · 14 sec · Northeast 5th Street
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3
Turn left onto East Main Street
1069 ft · 27 sec · East Main Street
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4
Turn right onto South Belt Line Road
5.4 mi · 10 min · South Belt Line Road
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5
Take the ramp left toward I 20 East
1720 ft · 42 sec
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6
Merge slight left onto Lyndon B Johnson Freeway
9.3 mi · 10 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
1.2 mi · 2 min · North Magnolia Avenue
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19
Turn left onto East Pierce Street
5 mi · 7 min · East Pierce Street
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20
Continue on North United States Highway 183
43.5 mi · 47 min · North United States Highway 183
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21
Continue on North Esplanade Street
2.8 mi · 4 min · North Esplanade Street
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22
Continue on South US Highway 183
2 mi · 3 min · South US Highway 183
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23
Continue on South US Highway 183/ US 87
26.7 mi · 29 min · South US Highway 183/ US 87
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24
Continue on North Jefferson Street
3.7 mi · 6 min · North Jefferson Street
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25
Continue on South US Highway 183
22.6 mi · 24 min · South US Highway 183
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26
Continue on North Alamo Street
1.2 km · 1 min · North Alamo Street
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27
Continue on North Alamo Street
1.4 mi · 3 min · North Alamo Street
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28
Turn left onto East Empresario Street
1.5 mi · 2 min · East Empresario Street
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29
Turn right
9.6 mi · 10 min
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30
Continue on Farm to Market Road 136
10 mi · 12 min · Farm to Market Road 136
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31
Turn left onto State Highway 188
7.2 mi · 7 min · State Highway 188
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32
Turn left onto FM 1069 North
5 mi · 6 min · FM 1069 North
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33
Continue on West Market Street
2.5 mi · 4 min · West Market Street
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34
Arrive at your destination
0 m · 1 sec · East Market Street
Car Route Details
A richer read on the saved driving route between Grand Prairie and Rockport.
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.
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.
Slight Chance Showers And Thunderstorms leaving Grand Prairie and Haze near Rockport.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Grand Prairie to Rockport?
The road trip is about 387.5 miles (623.7 km) and usually takes 07h 01m 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?
Manor is a useful midpoint, sitting about 194.1 miles from Grand Prairie and 193.4 miles from Rockport.
How much longer is the road route than the straight-line distance?
The direct path is about 326.5 miles (525.4 km), while the road route adds roughly 61 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 $51.70 one way or $103.39 round trip. Estimated CO2 is about 121.6 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Showers And Thunderstorms around Grand Prairie and Haze near Rockport.
Stop Ideas Near Manor
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 Manor.
Austin
Taylor
San Marcos Station
Temple
Flight Path Map
This map shows the direct air route between Grand Prairie and Rockport. Straight-line distance: 326.5 mi (525.45 km).
#1 Grand Prairie
The ninth most populous city in Texas.
| Population | 195,272 |
| Coordinates | 32.7459600, -96.9977800 |
| Altitude | 157 |
| Country | United States |
#2 Rockport
Seaside city of Rockport is located in the state of Texas.
| Population | 10,847 |
| Coordinates | 28.0207700, -97.0560100 |
| Altitude | 2 |
| Country | United States |
End: Rockport (-97.05601, 28.02077)
Estimated Travel Time
Distance: 624 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 54m |
| 40 mph (64.37 km/h) | 09h 41m |
| 50 mph (80.47 km/h) | 07h 45m |
| 60 mph (96.56 km/h) | 06h 27m |
| 70 mph (112.65 km/h) | 05h 32m |
| 80 mph (129 km/h) | 04h 50m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $51.70 | $103.39 |
| Mid-grade | $4.25 | $58.17 | $116.33 |
| Premium | $4.59 | $62.80 | $125.61 |
| Diesel | $3.99 | $54.62 | $109.25 |
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 29, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.