How far is Harker Heights, TX from Brownsville, TX?
The driving distance from Harker Heights, TX to Brownsville, TX is about 400.1 miles (643.9 km), with a travel time of about 07h 28m by car.
- The straight-line flight distance is about 358.2 miles (576.4 km).
- For a round trip, plan for roughly 14h 57m 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 28m.
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, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Harker Heights and Brownsville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Harker Heights and Brownsville.
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1
Start on Jorgette Drive
684 ft · 31 sec · Jorgette Drive
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2
Continue on Jorgette Drive
119 m · 23 sec · Jorgette Drive
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3
Turn left onto Clore Road
1485 ft · 1 min · Clore Road
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4
Turn right onto Indian Trail
1626 ft · 54 sec · Indian Trail
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5
Turn left onto East Central Texas Expressway
102 m · 7 sec · East Central Texas Expressway
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6
Take the ramp slight left toward I 14 East, US 190 East
907 ft · 22 sec
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7
Merge slight left onto Central Texas Expressway
7.7 mi · 8 min · Central Texas Expressway
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8
Take the exit slight right toward FM 1670
1277 ft · 31 sec
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9
Turn straight onto US 190 Frontage Road
1.2 mi · 2 min · US 190 Frontage Road
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10
Turn right onto Stillhouse Hollow Dam Road
6.8 mi · 9 min · Stillhouse Hollow Dam Road
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11
Turn left onto Farm-to-Market Road 2484
1.5 km · 1 min · Farm-to-Market Road 2484
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12
Turn right onto North Robertson Road
1.4 km · 2 min · North Robertson Road
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13
Take the ramp straight toward I 35 South
1915 ft · 47 sec
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14
Merge slight left
18.3 mi · 19 min
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15
Take the exit slight right toward TX 130 Toll South: San Antonio
1.1 km · 56 sec
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16
Continue straight
58.5 mi · 55 min
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17
Take the exit slight right toward US 183 South: Lockhart
1219 ft · 30 sec
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18
Continue on United States Highway 183
2699 ft · 35 sec · United States Highway 183
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19
Continue on North Colorado Street
4.9 mi · 9 min · North Colorado Street
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20
Continue on US 183
10.1 mi · 12 min · US 183
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21
Continue on North Magnolia Avenue
4.2 mi · 7 min · North Magnolia Avenue
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22
Continue straight
51.2 mi · 57 min
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23
Turn slight left onto Farm-to-Market Road 792
8.4 mi · 11 min · Farm-to-Market Road 792
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24
Continue on East Main Street
1.3 km · 1 min · East Main Street
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25
Turn left onto South Sunset Strip Drive
1.2 mi · 1 min · South Sunset Strip Drive
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26
Continue on South US Highway 181
40.2 mi · 46 min · South US Highway 181
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27
Continue on North 8th Street
1.3 km · 56 sec · North 8th Street
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28
Continue on US Highway 181 South
16.1 mi · 18 min · US Highway 181 South
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29
Take the exit slight right
1648 ft · 45 sec
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30
Keep slight right to continue on US Route 181
65 m · 6 sec · US Route 181
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31
Turn straight onto US Highway 181
1.1 km · 1 min · US Highway 181
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32
Take the ramp right
1926 ft · 47 sec
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33
Merge slight left
11.9 mi · 14 min
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34
Take the exit straight toward I 37, US 77, I 69E
538 ft · 13 sec
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35
Keep slight left
1965 ft · 48 sec
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36
Merge slight right
2.5 mi · 2 min
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37
Take the exit slight right toward I 69E, US 77: Kingsville, Brownsville
31.3 mi · 34 min
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38
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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39
Keep slight left to continue on U.S. Highway 77
43.7 mi · 47 min · U.S. Highway 77
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40
Continue on North Expressway
2.1 mi · 2 min · North Expressway
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41
Keep slight left to continue on North Expressway
9 mi · 10 min · North Expressway
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42
Take the exit slight right toward 12th-14th Street
1730 ft · 42 sec
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43
Turn straight onto South Expressway
101 m · 9 sec · South Expressway
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44
Turn right onto East 12th Street
1.2 km · 2 min · East 12th Street
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45
Turn right onto East Washington Street
9 m · 1 sec · East Washington Street
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46
Arrive at your destination
0 m · 1 sec · East Washington Street
Car Route Details
A richer read on the saved driving route between Harker Heights and Brownsville.
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.
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.
Mostly Sunny leaving Harker Heights and Chance Showers And Thunderstorms near Brownsville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Harker Heights to Brownsville?
The road trip is about 400.1 miles (643.9 km) and usually takes 07h 28m 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?
Beeville is a useful midpoint, sitting about 200.5 miles from Harker Heights and 199.6 miles from Brownsville.
How much longer is the road route than the straight-line distance?
The direct path is about 358.2 miles (576.4 km), while the road route adds roughly 41.9 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 $53.36 one way or $106.72 round trip. Estimated CO2 is about 125.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Harker Heights and Chance Showers And Thunderstorms near Brownsville.
Flight Path Map
This map shows the direct air route between Harker Heights and Brownsville. Straight-line distance: 358.16 mi (576.4 km).
#1 Harker Heights
City in Bell County, Texas, United States
| Population | 33,071 |
| Coordinates | 31.0835100, -97.6597400 |
| Altitude | 233 |
| Country | United States |
#2 Brownsville
The southernmost city in Texas.
| Population | 183,428 |
| Coordinates | 25.9017500, -97.4974800 |
| Altitude | 10 |
| Country | United States |
End: Brownsville (-97.49748, 25.90175)
Estimated Travel Time
Distance: 644 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 13h 19m |
| 40 mph (64.37 km/h) | 10h 00m |
| 50 mph (80.47 km/h) | 08h 00m |
| 60 mph (96.56 km/h) | 06h 40m |
| 70 mph (112.65 km/h) | 05h 42m |
| 80 mph (129 km/h) | 04h 59m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $53.36 | $106.72 |
| Mid-grade | $4.25 | $60.04 | $120.08 |
| Premium | $4.59 | $64.82 | $129.65 |
| Diesel | $3.99 | $56.38 | $112.76 |
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 03, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.