How far is Harper, TX from Dallas, TX?
The driving distance from Harper, TX to Dallas, TX is about 277.3 miles (446.3 km), with a travel time of about 04h 49m by car.
- The straight-line flight distance is about 223.7 miles (360 km).
- For a round trip, plan for roughly 09h 39m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CST.
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 04h 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.
Village in the United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Partly Cloudy
Driving Route Map
The map below follows the saved road route between Harper and Dallas.
Turn-by-Turn Driving Directions
Step-by-step road directions between Harper and Dallas.
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1
Start on West US Highway 290
22 mi · 24 min · West US Highway 290
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2
Continue on West Main Street
3.5 mi · 8 min · West Main Street
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3
Continue on East US Highway 290
27.2 mi · 31 min · East US Highway 290
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4
Continue on West Main Street
3054 ft · 1 min · West Main Street
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5
Turn left onto North Nugent Avenue
1.5 km · 2 min · North Nugent Avenue
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6
At the end of the road, turn left onto North US Highway 281
15.8 mi · 17 min · North US Highway 281
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7
Continue on South US Highway 281
6.2 mi · 9 min · South US Highway 281
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8
Turn right onto West Ranch Road 1431
3268 ft · 1 min · West Ranch Road 1431
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9
Continue on East Ranch Road 1431
11.6 mi · 16 min · East Ranch Road 1431
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10
Turn left onto South Farm-to-Market Road 1174
7 mi · 9 min · South Farm-to-Market Road 1174
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11
Turn right
12.8 mi · 19 min
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12
At the end of the road, turn left onto North US Highway 183
1.3 mi · 2 min · North US Highway 183
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13
Turn right
1.7 mi · 2 min
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14
Turn left onto Ronald W Reagan Boulevard
8.1 mi · 9 min · Ronald W Reagan Boulevard
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15
Continue on Ronald Reagan Boulevard
7.6 mi · 9 min · Ronald Reagan Boulevard
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16
At the end of the road, turn left onto North Interstate 35
1.8 mi · 3 min · North Interstate 35
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17
Take the ramp straight toward I 35 North
1718 ft · 42 sec
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18
Merge slight left
97 mi · 1 hr 39 min
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19
Keep slight right to continue on I 35E: Dallas
58.1 mi · 1 hr 1 min
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20
Take the exit slight right toward Continental Avenue
1188 ft · 31 sec
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21
Turn right onto Continental Avenue
1275 ft · 31 sec · Continental Avenue
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22
Turn slight right onto North Lamar Street
132 m · 11 sec · North Lamar Street
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23
Arrive at your destination
0 m · 1 sec · North Lamar Street
Car Route Details
A richer read on the saved driving route between Harper and Dallas.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 35 North
Merge slight left
97 mi · 01h 39m
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 Harper and Partly Cloudy near Dallas.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Harper to Dallas?
The road trip is about 277.3 miles (446.3 km) and usually takes 04h 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?
Salado is a useful midpoint, sitting about 142.3 miles from Harper and 135 miles from Dallas.
How much longer is the road route than the straight-line distance?
The direct path is about 223.7 miles (360 km), while the road route adds roughly 53.6 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 CST. If you want a more comfortable same-day return, try to leave by 7:20 AM CST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $35.02 one way or $70.04 round trip. Estimated CO2 is about 86.9 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Harper and Partly Cloudy near Dallas.
Stop Ideas Near Salado
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 Salado.
Temple
Killeen, Texas
Fort Hood, Texas
Taylor
Flight Path Map
This map shows the direct air route between Harper and Dallas. Straight-line distance: 223.67 mi (359.97 km).
#1 Harper
Harper is a place in Texas, United States.
| Population | 0 |
| Coordinates | 30.2999200, -99.2442100 |
| Altitude | 626 |
| Country | United States |
#2 Dallas
The ninth most populous city in the United States and the center of the Dallas-Fort Worth metropolitan area.
| Population | 1,343,266 |
| Coordinates | 32.7830600, -96.8066700 |
| Altitude | 128 |
| Country | United States |
End: North Lamar Street (-96.806574, 32.783135)
Estimated Travel Time
Distance: 446 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 14m |
| 40 mph (64.37 km/h) | 06h 55m |
| 50 mph (80.47 km/h) | 05h 32m |
| 60 mph (96.56 km/h) | 04h 37m |
| 70 mph (112.65 km/h) | 03h 57m |
| 80 mph (129 km/h) | 03h 27m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.58 | $35.02 | $70.04 |
| Mid-grade | $4.09 | $40.04 | $80.08 |
| Premium | $4.47 | $43.74 | $87.47 |
| Diesel | $5.68 | $55.57 | $111.14 |
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 · Nov 06, 2026