How far is Montopolis, TX from Port Aransas, TX?
The driving distance from Montopolis, TX to Port Aransas, TX is about 190.9 miles (307.3 km), with a travel time of about 03h 49m by car.
- The straight-line flight distance is about 170.8 miles (274.8 km).
- For a round trip, plan for roughly 07h 38m 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 03h 49m.
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.
City in Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Cloudy then Patchy Fog
Mostly Clear
Driving Route Map
The map below follows the saved road route between Montopolis and Port Aransas.
Turn-by-Turn Driving Directions
Step-by-step road directions between Montopolis and Port Aransas.
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1
Start on 183 Toll South: Lockhart
67 m · 5 sec
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2
Merge slight left onto Bergstrom Expressway
1.3 km · 47 sec · Bergstrom Expressway
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3
Continue on Bastrop Highway
11.7 mi · 15 min · Bastrop Highway
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4
Take the ramp straight toward TX 130 Toll South: Lockhart, San Antonio
1565 ft · 38 sec
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5
Merge slight left onto Pickle Parkway
9.8 mi · 9 min · Pickle Parkway
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6
Take the exit slight right toward US 183 South: Lockhart
1219 ft · 30 sec
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7
Continue on United States Highway 183
2699 ft · 35 sec · United States Highway 183
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8
Continue on North Colorado Street
4.9 mi · 9 min · North Colorado Street
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9
Continue on US 183
10.1 mi · 12 min · US 183
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10
Continue on North Magnolia Avenue
1.2 mi · 2 min · North Magnolia Avenue
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11
Turn left onto East Pierce Street
5 mi · 7 min · East Pierce Street
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12
Continue on North United States Highway 183
43.5 mi · 47 min · North United States Highway 183
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13
Continue on North Esplanade Street
2.8 mi · 4 min · North Esplanade Street
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14
Continue on South US Highway 183
2 mi · 3 min · South US Highway 183
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15
Continue on South US Highway 183/ US 87
26.7 mi · 29 min · South US Highway 183/ US 87
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16
Continue on North Jefferson Street
3.7 mi · 6 min · North Jefferson Street
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17
Continue on South US Highway 183
22.6 mi · 24 min · South US Highway 183
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18
Continue on North Alamo Street
1.2 km · 1 min · North Alamo Street
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19
Continue on North Alamo Street
1.4 mi · 3 min · North Alamo Street
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20
Turn left onto East Empresario Street
1.5 mi · 2 min · East Empresario Street
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21
Turn right
9.6 mi · 10 min
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22
Continue on Farm to Market Road 136
10 mi · 12 min · Farm to Market Road 136
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23
Turn left onto State Highway 188
9.7 mi · 10 min · State Highway 188
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24
Turn right onto State Highway 35 North
3.2 mi · 4 min · State Highway 35 North
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25
Continue on North Commercial Street
3084 ft · 1 min · North Commercial Street
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26
Keep slight left to continue on North Commercial Street
1.2 km · 2 min · North Commercial Street
-
27
Turn left onto East Goodnight Avenue
6.4 mi · 9 min · East Goodnight Avenue
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28
Continue on Aransas Pass - Port Aransas, Mustang Island
1593 ft · 5 min · Aransas Pass - Port Aransas, Mustang Island
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29
Continue straight
666 ft · 11 sec
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30
Continue on West Cotter Avenue
2451 ft · 56 sec · West Cotter Avenue
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31
Turn right onto North Alister Street
1373 ft · 43 sec · North Alister Street
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32
Turn left
29 m · 9 sec
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33
Turn left
39 m · 9 sec
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34
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Montopolis and Port Aransas.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
North United States Highway 183
Continue on North United States Highway 183
43.5 mi · 00h 47m
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 Cloudy then Patchy Fog leaving Montopolis and Mostly Clear near Port Aransas.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Montopolis to Port Aransas?
The road trip is about 190.9 miles (307.3 km) and usually takes 03h 49m 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?
Cuero is a useful midpoint, sitting about 95.7 miles from Montopolis and 95.3 miles from Port Aransas.
How much longer is the road route than the straight-line distance?
The direct path is about 170.8 miles (274.8 km), while the road route adds roughly 20.1 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 9:22 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $25.47 one way or $50.94 round trip. Estimated CO2 is about 59.9 kg one way.
What should you check before leaving?
Before you leave, expect Partly Cloudy then Patchy Fog around Montopolis and Mostly Clear near Port Aransas.
Stop Ideas Near Cuero
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 Cuero.
San Marcos Station
Flight Path Map
This map shows the direct air route between Montopolis and Port Aransas. Straight-line distance: 170.76 mi (274.81 km).
#1 Montopolis
This Travis County community, situated at an elevation of 469 feet, is known for its Colorado River industrial areas.
| Population | 912,791 |
| Coordinates | 30.2432700, -97.6905600 |
| Altitude | 143 |
| Country | United States |
#2 Port Aransas
City in Texas, United States
| Population | 4,409 |
| Coordinates | 27.8339200, -97.0611000 |
| Altitude | 2 |
| Country | United States |
End: Port Aransas (-97.0611, 27.83392)
Estimated Travel Time
Distance: 307 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 21m |
| 40 mph (64.37 km/h) | 04h 46m |
| 50 mph (80.47 km/h) | 03h 49m |
| 60 mph (96.56 km/h) | 03h 10m |
| 70 mph (112.65 km/h) | 02h 43m |
| 80 mph (129 km/h) | 02h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $25.47 | $50.94 |
| Mid-grade | $4.25 | $28.66 | $57.32 |
| Premium | $4.59 | $30.94 | $61.89 |
| Diesel | $3.99 | $26.91 | $53.83 |
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 28, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.