How far is Montopolis, TX from Harlingen, TX?
The driving distance from Montopolis, TX to Harlingen, TX is about 300.7 miles (484 km), with a travel time of about 05h 45m by car.
- The straight-line flight distance is about 280 miles (450.6 km).
- For a round trip, plan for roughly 11h 31m 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 45m.
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 Nodaway County, Missouri
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Montopolis and Harlingen.
Turn-by-Turn Driving Directions
Step-by-step road directions between Montopolis and Harlingen.
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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
4.2 mi · 7 min · North Magnolia Avenue
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11
Continue straight
51.2 mi · 57 min
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12
Turn slight left onto Farm-to-Market Road 792
8.4 mi · 11 min · Farm-to-Market Road 792
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13
Continue on East Main Street
1.3 km · 1 min · East Main Street
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14
Turn left onto South Sunset Strip Drive
1.2 mi · 1 min · South Sunset Strip Drive
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15
Continue on South US Highway 181
40.2 mi · 46 min · South US Highway 181
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16
Continue on North 8th Street
1.3 km · 56 sec · North 8th Street
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17
Continue on US Highway 181 South
16.1 mi · 18 min · US Highway 181 South
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18
Take the exit slight right
1648 ft · 45 sec
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19
Keep slight right to continue on US Route 181
65 m · 6 sec · US Route 181
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20
Turn straight onto US Highway 181
1.1 km · 1 min · US Highway 181
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21
Take the ramp right
1926 ft · 47 sec
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22
Merge slight left
11.9 mi · 14 min
-
23
Take the exit straight toward I 37, US 77, I 69E
538 ft · 13 sec
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24
Keep slight left
1965 ft · 48 sec
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25
Merge slight right
2.5 mi · 2 min
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26
Take the exit slight right toward I 69E, US 77: Kingsville, Brownsville
31.3 mi · 34 min
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27
Keep slight left to continue on U.S. Highway 77
61.3 mi · 1 hr 9 min · U.S. Highway 77
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28
Keep slight left to continue on U.S. Highway 77
26.9 mi · 28 min · U.S. Highway 77
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29
Take the exit slight right toward US 77 Business, Loop 499: Valley International Airport, Primera Road
1443 ft · 31 sec
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30
At the end of the road, turn left onto Business 77
2200 ft · 45 sec · Business 77
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31
Turn slight right onto North 77 Sunshine Strip
1.3 km · 1 min · North 77 Sunshine Strip
-
32
Turn slight right onto North Commerce Street
2.1 mi · 4 min · North Commerce Street
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33
Arrive at your destination
0 m · 1 sec · South Commerce Street
Car Route Details
A richer read on the saved driving route between Montopolis and Harlingen.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
U.S. Highway 77
Keep slight left to continue on U.S. Highway 77
61.3 mi · 01h 10m
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.
Mostly Cloudy leaving Montopolis and Mostly Sunny near Harlingen.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Montopolis to Harlingen?
The road trip is about 300.7 miles (484 km) and usually takes 05h 45m 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?
Skidmore is a useful midpoint, sitting about 150.8 miles from Montopolis and 150 miles from Harlingen.
How much longer is the road route than the straight-line distance?
The direct path is about 280 miles (450.6 km), while the road route adds roughly 20.7 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 5:28 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $40.10 one way or $80.19 round trip. Estimated CO2 is about 94.3 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Montopolis and Mostly Sunny near Harlingen.
Flight Path Map
This map shows the direct air route between Montopolis and Harlingen. Straight-line distance: 280.01 mi (450.63 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 Harlingen
The most populous city in Cameron County, Texas.
| Population | 65,176 |
| Coordinates | 26.1906300, -97.6961000 |
| Altitude | 12 |
| Country | United States |
End: Harlingen (-97.6961, 26.19063)
Estimated Travel Time
Distance: 484 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 01m |
| 40 mph (64.37 km/h) | 07h 31m |
| 50 mph (80.47 km/h) | 06h 00m |
| 60 mph (96.56 km/h) | 05h 00m |
| 70 mph (112.65 km/h) | 04h 17m |
| 80 mph (129 km/h) | 03h 45m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $40.10 | $80.19 |
| Mid-grade | $4.25 | $45.11 | $90.23 |
| Premium | $4.59 | $48.71 | $97.42 |
| Diesel | $3.99 | $42.37 | $84.73 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.