How far is Harker Heights, TX from McKinney, TX?
The driving distance from Harker Heights, TX to McKinney, TX is about 181.3 miles (291.7 km), with a travel time of about 02h 58m by car.
- The straight-line flight distance is about 158.3 miles (254.8 km).
- For a round trip, plan for roughly 05h 57m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 02h 58m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 the U.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Harker Heights and McKinney.
Turn-by-Turn Driving Directions
Step-by-step road directions between Harker Heights and McKinney.
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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
11.8 mi · 12 min · Central Texas Expressway
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8
Merge slight left onto Purple Heart Trail
37.8 mi · 39 min · Purple Heart Trail
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9
Continue on South Jack Kultgen Expressway
6.6 mi · 8 min · South Jack Kultgen Expressway
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10
Continue on Purple Heart Trail
33 mi · 33 min · Purple Heart Trail
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11
Keep slight right to continue on I 35E: Dallas
56.2 mi · 58 min
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12
Take the exit slight right toward I 30 East: Texarkana, Riverfront Boulevard, Griffin Street
2094 ft · 42 sec
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13
Keep slight left to continue on I 35E North, I 30 West: Denton, Fort Worth, Texarkana
129 m · 6 sec
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14
Keep slight right to continue on I 30 East: Texarkana, Convention Center
2206 ft · 33 sec
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15
Keep slight left to continue on I 30 East: Texarkana
117 m · 6 sec
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16
Continue on East R L Thornton Freeway
1.2 km · 1 min · East R L Thornton Freeway
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17
Take the exit slight right toward I 45, US 75: Houston, McKinney
2421 ft · 46 sec
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18
Keep slight left to continue on US 75 North: McKinney
2512 ft · 1 min
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19
Keep slight right to continue on US 75 North: McKinney, Bryan Street East
1697 ft · 27 sec
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20
Merge slight left onto Julius Schepps Freeway
1.2 km · 49 sec · Julius Schepps Freeway
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21
Continue on North Central Expressway
26.6 mi · 29 min · North Central Expressway
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22
Take the exit slight right toward SRT South, TX 5: Sam Rayburn Tollway
1776 ft · 22 sec
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23
Keep slight right
1.2 km · 1 min
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24
Merge slight left
1.5 km · 1 min
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25
Continue on South McDonald Street
1.6 km · 2 min · South McDonald Street
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26
Turn slight left
86 m · 10 sec
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27
Continue on South Tennessee Street
1.1 mi · 3 min · South Tennessee Street
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28
Arrive at your destination
0 m · 1 sec · North Tennessee Street
Car Route Details
A richer read on the saved driving route between Harker Heights and McKinney.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
I 35E
Keep slight right to continue on I 35E: Dallas
56.2 mi · 00h 58m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Chance Showers And Thunderstorms leaving Harker Heights and Slight Chance Showers And Thunderstorms near McKinney.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Harker Heights to McKinney?
The road trip is about 181.3 miles (291.7 km) and usually takes 02h 58m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Hillsboro is a useful midpoint, sitting about 90.6 miles from Harker Heights and 90.6 miles from McKinney.
How much longer is the road route than the straight-line distance?
The direct path is about 158.3 miles (254.8 km), while the road route adds roughly 23 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 12:32 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.19 one way or $48.37 round trip. Estimated CO2 is about 56.9 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Harker Heights and Slight Chance Showers And Thunderstorms near McKinney.
Stop Ideas Near Hillsboro
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Historic City Hall
Milford City Hall, Police Station, Municipal Court
Town Hall Estates Hillsboro
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Hillsboro.
Cleburne
Waco, TX
McGregor
Fort Worth Central Station
Flight Path Map
This map shows the direct air route between Harker Heights and McKinney. Straight-line distance: 158.33 mi (254.81 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 McKinney
The third most populous city in Collin County, Texas.
| Population | 208,272 |
| Coordinates | 33.1976200, -96.6152700 |
| Altitude | 192 |
| Country | United States |
End: North Tennessee Street (-96.61506, 33.19762)
Estimated Travel Time
Distance: 292 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 02m |
| 40 mph (64.37 km/h) | 04h 31m |
| 50 mph (80.47 km/h) | 03h 37m |
| 60 mph (96.56 km/h) | 03h 01m |
| 70 mph (112.65 km/h) | 02h 35m |
| 80 mph (129 km/h) | 02h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $24.19 | $48.37 |
| Mid-grade | $4.25 | $27.21 | $54.43 |
| Premium | $4.59 | $29.38 | $58.76 |
| Diesel | $3.99 | $25.56 | $51.11 |
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.