How far is Conroe, TX from Killeen, TX?
The driving distance from Conroe, TX to Killeen, TX is about 172.7 miles (277.9 km), with a travel time of about 03h 33m by car.
- The straight-line flight distance is about 146 miles (234.9 km).
- For a round trip, plan for roughly 07h 06m 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 33m.
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 Robertson County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms then Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Conroe and Killeen.
Turn-by-Turn Driving Directions
Step-by-step road directions between Conroe and Killeen.
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1
Start on North Pacific Street
129 m · 28 sec · North Pacific Street
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2
Turn left onto West Phillips Street
2286 ft · 47 sec · West Phillips Street
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3
Continue on West Davis Street
4 mi · 6 min · West Davis Street
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4
Continue on State Highway 105
35.4 mi · 51 min · State Highway 105
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5
Turn right onto State Highway 6
815 ft · 16 sec · State Highway 6
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6
Take the ramp slight left
755 ft · 18 sec
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7
Merge slight left
49.8 mi · 53 min
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8
Keep slight right to continue on North State Highway 6
5.8 mi · 6 min · North State Highway 6
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9
Continue on South Main Street
1.3 mi · 2 min · South Main Street
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10
Turn left onto Browning Street
1.1 km · 1 min · Browning Street
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11
Continue on Farm-to-Market Road 979
15.3 mi · 19 min · Farm-to-Market Road 979
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12
At the end of the road, turn right onto Farm-to-Market Road 485
20.4 mi · 26 min · Farm-to-Market Road 485
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13
At the end of the road, turn left
13.1 mi · 16 min
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14
Turn left onto North General Bruce Drive
951 ft · 21 sec · North General Bruce Drive
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15
Take the ramp straight toward I 35 South
1069 ft · 26 sec
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16
Merge slight left onto Purple Heart Trail
7.1 mi · 8 min · Purple Heart Trail
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17
Keep slight right to continue on Central Texas Expressway
13.1 mi · 14 min · Central Texas Expressway
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18
Take the exit slight right toward FM 3470: Rosewood Drive, Stan Schlueter Loop
1346 ft · 33 sec
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19
Turn straight onto West Central Texas Expressway
2.9 mi · 3 min · West Central Texas Expressway
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20
Turn right onto South W.S. Young Drive
1.3 mi · 3 min · South W.S. Young Drive
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21
Turn left onto East Veterans Memorial Boulevard
1 mi · 2 min · East Veterans Memorial Boulevard
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22
Turn right
25 m · 8 sec
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23
Turn right
23 m · 5 sec
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24
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Conroe and Killeen.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
State Highway 6
Merge slight left
49.8 mi · 00h 53m
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.
Chance Showers And Thunderstorms then Showers And Thunderstorms leaving Conroe and Chance Showers And Thunderstorms near Killeen.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Conroe to Killeen?
The road trip is about 172.7 miles (277.9 km) and usually takes 03h 33m 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?
Hearne is a useful midpoint, sitting about 86.3 miles from Conroe and 86.4 miles from Killeen.
How much longer is the road route than the straight-line distance?
The direct path is about 146 miles (234.9 km), while the road route adds roughly 26.7 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 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 9:54 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $23.01 one way or $46.03 round trip. Estimated CO2 is about 54.1 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms then Showers And Thunderstorms around Conroe and Chance Showers And Thunderstorms near Killeen.
Stop Ideas Near Hearne
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 Hearne.
Bryan, TX
Temple
Taylor
Waco, TX
Flight Path Map
This map shows the direct air route between Conroe and Killeen. Straight-line distance: 145.96 mi (234.9 km).
#1 Conroe
The third most populous city in Montgomery County, Texas.
| Population | 96,214 |
| Coordinates | 30.3118800, -95.4560500 |
| Altitude | 67 |
| Country | United States |
#2 Killeen
The 11th most populous city in Texas.
| Population | 153,991 |
| Coordinates | 31.1171200, -97.7278000 |
| Altitude | 252 |
| Country | United States |
End: Killeen (-97.7278, 31.11712)
Estimated Travel Time
Distance: 278 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 45m |
| 40 mph (64.37 km/h) | 04h 18m |
| 50 mph (80.47 km/h) | 03h 27m |
| 60 mph (96.56 km/h) | 02h 52m |
| 70 mph (112.65 km/h) | 02h 27m |
| 80 mph (129 km/h) | 02h 09m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $23.01 | $46.03 |
| Mid-grade | $4.25 | $25.89 | $51.79 |
| Premium | $4.59 | $27.96 | $55.92 |
| Diesel | $3.99 | $24.32 | $48.63 |
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.