How far is Arlington, TX from Harlingen, TX?
The driving distance from Arlington, TX to Harlingen, TX is about 503.3 miles (810 km), with a travel time of about 09h 14m by car.
- The straight-line flight distance is about 453.6 miles (730 km).
- For a round trip, plan for roughly 18h 29m 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 09h 14m.
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 Guadalupe County, Texas, USA
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 Arlington and Harlingen.
Turn-by-Turn Driving Directions
Step-by-step road directions between Arlington and Harlingen.
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1
Start on West Abram Street
28 m · 8 sec · West Abram Street
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2
Continue on West Abram Street
127 m · 22 sec · West Abram Street
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3
Turn right onto South Center Street
2 mi · 4 min · South Center Street
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4
Turn right onto West Pioneer Parkway
2543 ft · 49 sec · West Pioneer Parkway
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5
Turn left onto South Cooper Street
1.5 mi · 2 min · South Cooper Street
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6
Keep slight right to continue on South Cooper Street
1.5 km · 2 min · South Cooper Street
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7
Take the ramp straight toward I 20 West: Fort Worth
2943 ft · 1 min
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8
Merge slight left onto Ronald Reagan Memorial Highway
10.3 mi · 11 min · Ronald Reagan Memorial Highway
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9
Take the exit slight right toward I 35W South, I 35W North: Waco, Denton
1177 ft · 29 sec
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10
Keep slight left to continue on I 35W South: Waco
1.4 km · 2 min
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11
Merge slight left onto South Freeway
78 mi · 1 hr 21 min · South Freeway
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12
Continue on North Jack Kultgen Expressway
6.6 mi · 8 min · North Jack Kultgen Expressway
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13
Continue on Purple Heart Trail
37.9 mi · 39 min · Purple Heart Trail
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14
Keep slight left
26.5 mi · 27 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
26.9 mi · 28 min · U.S. Highway 77
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40
Take the exit slight right toward US 77 Business, Loop 499: Valley International Airport, Primera Road
1443 ft · 31 sec
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41
At the end of the road, turn left onto Business 77
2200 ft · 45 sec · Business 77
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42
Turn slight right onto North 77 Sunshine Strip
1.3 km · 1 min · North 77 Sunshine Strip
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43
Turn slight right onto North Commerce Street
2.1 mi · 4 min · North Commerce Street
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44
Arrive at your destination
0 m · 1 sec · South Commerce Street
Car Route Details
A richer read on the saved driving route between Arlington and Harlingen.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
South Freeway
Merge slight left onto South Freeway
78 mi · 01h 21m
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 Cloudy leaving Arlington 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 Arlington to Harlingen?
The road trip is about 503.3 miles (810 km) and usually takes 09h 14m 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?
Luling is a useful midpoint, sitting about 252.2 miles from Arlington and 251 miles from Harlingen.
How much longer is the road route than the straight-line distance?
The direct path is about 453.6 miles (730 km), while the road route adds roughly 49.7 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 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 $67.12 one way or $134.23 round trip. Estimated CO2 is about 157.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Arlington and Mostly Sunny near Harlingen.
Stop Ideas Near Luling
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 Luling.
San Marcos Station
Austin
San Antonio Station
Taylor
Flight Path Map
This map shows the direct air route between Arlington and Harlingen. Straight-line distance: 453.6 mi (730 km).
#1 Arlington
The third most populous city in Texas and the center of the Dallas-Fort Worth metropolitan area.
| Population | 398,864 |
| Coordinates | 32.7356900, -97.1080700 |
| Altitude | 184 |
| 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: 810 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 16h 46m |
| 40 mph (64.37 km/h) | 12h 34m |
| 50 mph (80.47 km/h) | 10h 03m |
| 60 mph (96.56 km/h) | 08h 23m |
| 70 mph (112.65 km/h) | 07h 11m |
| 80 mph (129 km/h) | 06h 16m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $67.12 | $134.23 |
| Mid-grade | $4.25 | $75.52 | $151.03 |
| Premium | $4.59 | $81.54 | $163.07 |
| Diesel | $3.99 | $70.92 | $141.83 |
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 · 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.