How far is McKinney, TX from Harker Heights, TX?
The driving distance from McKinney, TX to Harker Heights, TX is about 181.1 miles (291.4 km), with a travel time of about 03h 15m by car.
- The straight-line flight distance is about 158.3 miles (254.8 km).
- For a round trip, plan for roughly 06h 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 03h 15m.
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 the U.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between McKinney and Harker Heights.
Turn-by-Turn Driving Directions
Step-by-step road directions between McKinney and Harker Heights.
-
1
Start on North Tennessee Street
36 m · 12 sec · North Tennessee Street
-
2
Turn left onto East Virginia Street
1.4 mi · 3 min · East Virginia Street
-
3
Turn left onto South Central Expressway
3105 ft · 53 sec · South Central Expressway
-
4
Take the ramp slight left toward US 75 South, TX 121 South
1722 ft · 42 sec
-
5
Merge slight left onto Central Expressway
29.2 mi · 31 min · Central Expressway
-
6
Take the exit slight left toward Downtown, Good-Latimer Expressway
153 m · 12 sec
-
7
Continue on North Central Expressway
1.2 km · 1 min · North Central Expressway
-
8
Turn right onto Elm Street
93 m · 11 sec · Elm Street
-
9
Turn left onto North Pearl Expressway
1086 ft · 29 sec · North Pearl Expressway
-
10
Turn right onto Young Street
572 ft · 20 sec · Young Street
-
11
Turn left onto South Harwood Street
96 m · 8 sec · South Harwood Street
-
12
Turn right onto Canton Street
2105 ft · 48 sec · Canton Street
-
13
Take the ramp slight left toward I 30 West
1773 ft · 38 sec
-
14
Keep slight left to continue on I 35E South, I 35E North: Waco, Denton
607 ft · 15 sec
-
15
Keep slight left to continue on I 35E North, I 35E South: Denton, Waco
67 m · 5 sec
-
16
Keep slight left to continue on I 35E South: Waco
1915 ft · 30 sec
-
17
Continue on South R L Thornton Freeway
2866 ft · 44 sec · South R L Thornton Freeway
-
18
Continue on South R L Thornton Freeway
89.3 mi · 1 hr 32 min · South R L Thornton Freeway
-
19
Continue on North Jack Kultgen Expressway
6.6 mi · 8 min · North Jack Kultgen Expressway
-
20
Continue on Purple Heart Trail
37.9 mi · 39 min · Purple Heart Trail
-
21
Keep slight right to continue on Central Texas Expressway
11.2 mi · 12 min · Central Texas Expressway
-
22
Take the exit slight right toward FM 3423
1106 ft · 27 sec
-
23
Turn straight onto East Central Texas Expressway
2604 ft · 60 sec · East Central Texas Expressway
-
24
Turn right onto Indian Trail
1224 ft · 38 sec · Indian Trail
-
25
Turn left onto Clore Road
1485 ft · 1 min · Clore Road
-
26
Turn right onto Jorgette Drive
1127 ft · 50 sec · Jorgette Drive
-
27
Arrive at your destination
0 m · 1 sec · Jorgette Drive
Car Route Details
A richer read on the saved driving route between McKinney and Harker Heights.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
South R L Thornton Freeway
Continue on South R L Thornton Freeway
89.3 mi · 01h 32m
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 McKinney and Mostly Cloudy near Harker Heights.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from McKinney to Harker Heights?
The road trip is about 181.1 miles (291.4 km) and usually takes 03h 15m 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?
Hillsboro is a useful midpoint, sitting about 90.7 miles from McKinney and 90.3 miles from Harker Heights.
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 22.8 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 10:28 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.15 one way or $48.30 round trip. Estimated CO2 is about 56.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around McKinney and Mostly Cloudy near Harker Heights.
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 McKinney and Harker Heights. Straight-line distance: 158.33 mi (254.81 km).
#1 McKinney
The third most populous city in Collin County, Texas.
| Population | 208,272 |
| Coordinates | 33.1976200, -96.6152700 |
| Altitude | 192 |
| Country | United States |
#2 Harker Heights
City in Bell County, Texas, United States
| Population | 33,071 |
| Coordinates | 31.0835100, -97.6597400 |
| Altitude | 233 |
| Country | United States |
End: Harker Heights (-97.65974, 31.08351)
Estimated Travel Time
Distance: 291 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 01m |
| 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 | $24.15 | $48.30 |
| Mid-grade | $4.25 | $27.17 | $54.34 |
| Premium | $4.59 | $29.34 | $58.67 |
| Diesel | $3.99 | $25.52 | $51.03 |
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.