How far is Killeen, TX from South Houston, TX?
The driving distance from Killeen, TX to South Houston, TX is about 208.5 miles (335.6 km), with a travel time of about 04h 10m by car.
- The straight-line flight distance is about 179.3 miles (288.6 km).
- For a round trip, plan for roughly 08h 20m 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 04h 10m.
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.
The most populous city in Brazos County, Texas.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Chance Rain Showers then Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Killeen and South Houston.
Turn-by-Turn Driving Directions
Step-by-step road directions between Killeen and South Houston.
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1
Start on the route
23 m · 11 sec
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2
Turn left
25 m · 11 sec
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3
Turn left onto East Veterans Memorial Boulevard
5.1 mi · 9 min · East Veterans Memorial Boulevard
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4
Turn slight right onto Edwards Drive
2510 ft · 55 sec · Edwards Drive
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5
Take the ramp straight toward I 14 East, US 190 East
3164 ft · 1 min
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6
Merge slight left onto Central Texas Expressway
10.7 mi · 11 min · Central Texas Expressway
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7
Merge slight left onto Purple Heart Trail
6.8 mi · 8 min · Purple Heart Trail
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8
Take the exit slight right toward TX 53, FM 2305: Central Avenue, Adams Avenue
1209 ft · 30 sec
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9
Turn straight onto South General Bruce Drive
895 ft · 18 sec · South General Bruce Drive
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10
Turn slight right
68 m · 8 sec
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11
Turn slight right onto West Central Avenue
1.6 km · 2 min · West Central Avenue
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12
Turn left onto North 3rd Street
66 m · 4 sec · North 3rd Street
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13
Turn right onto West Adams Avenue
12 mi · 15 min · West Adams Avenue
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14
Turn right
20.4 mi · 26 min
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15
Turn left onto Farm-to-Market Road 979
15.3 mi · 19 min · Farm-to-Market Road 979
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16
Continue on Browning Street
1.1 km · 1 min · Browning Street
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17
Turn right onto South Main Street
1.3 mi · 2 min · South Main Street
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18
Continue on North State Highway 6
6.2 mi · 6 min · North State Highway 6
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19
Continue on North Market Street
2.1 mi · 2 min · North Market Street
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20
Continue on South State Highway 6
13.7 mi · 15 min · South State Highway 6
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21
Continue on North Earl Rudder Freeway
30.1 mi · 32 min · North Earl Rudder Freeway
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22
Continue on State Highway 6
3.4 mi · 4 min · State Highway 6
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23
Take the exit slight right toward East TX 105, Spur 515: Conroe
1176 ft · 29 sec
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24
Turn straight onto State Highway 6
854 ft · 24 sec · State Highway 6
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25
Turn left onto State Highway 105
5.9 mi · 7 min · State Highway 105
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26
Turn straight onto Aggie Expressway
24.7 mi · 27 min · Aggie Expressway
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27
Continue on MCTRA 249 Tollway
3.6 mi · 4 min · MCTRA 249 Tollway
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28
Continue on Tomball Tollway
7 mi · 8 min · Tomball Tollway
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29
Continue on Tomball Parkway
12.6 mi · 16 min · Tomball Parkway
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30
Continue on West Mount Houston Road
1.8 mi · 3 min · West Mount Houston Road
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31
Turn right onto Veterans Memorial Drive
1.8 mi · 3 min · Veterans Memorial Drive
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32
Continue on North Freeway Frontage Road
668 ft · 13 sec · North Freeway Frontage Road
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33
Take the ramp slight left toward I 45 South
138 m · 11 sec
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34
Merge slight left onto North Freeway
7.4 mi · 9 min · North Freeway
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35
Continue on Gulf Freeway
10.3 mi · 12 min · Gulf Freeway
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36
Take the exit slight right toward TX 3: Monroe Road
737 ft · 18 sec
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37
Turn straight onto Gulf Freeway Frontage Road
1530 ft · 31 sec · Gulf Freeway Frontage Road
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38
Turn left onto Monroe Road
991 ft · 25 sec · Monroe Road
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39
Continue on Winkler Drive
1.1 mi · 2 min · Winkler Drive
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40
Turn right onto Galveston Road
1 km · 59 sec · Galveston Road
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41
Arrive at your destination
0 m · 1 sec · Galveston Road
Car Route Details
A richer read on the saved driving route between Killeen and South Houston.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
North Earl Rudder Freeway
Continue on North Earl Rudder Freeway
30.1 mi · 00h 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.
Partly Sunny leaving Killeen and Chance Rain Showers then Mostly Cloudy near South Houston.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Killeen to South Houston?
The road trip is about 208.5 miles (335.6 km) and usually takes 04h 10m 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?
College Station is a useful midpoint, sitting about 104.3 miles from Killeen and 104.3 miles from South Houston.
How much longer is the road route than the straight-line distance?
The direct path is about 179.3 miles (288.6 km), while the road route adds roughly 29.2 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 8:40 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $27.81 one way or $55.63 round trip. Estimated CO2 is about 65.4 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Killeen and Chance Rain Showers then Mostly Cloudy near South Houston.
Stop Ideas Near College Station
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 College Station.
Bryan, TX
Prairie View, TX
Taylor
Temple
Flight Path Map
This map shows the direct air route between Killeen and South Houston. Straight-line distance: 179.32 mi (288.59 km).
#1 Killeen
The 11th most populous city in Texas.
| Population | 153,991 |
| Coordinates | 31.1171200, -97.7278000 |
| Altitude | 252 |
| Country | United States |
#2 South Houston
City in Harris County, Texas, United States
| Population | 17,446 |
| Coordinates | 29.6630100, -95.2354900 |
| Altitude | 9 |
| Country | United States |
End: South Houston (-95.23549, 29.66301)
Estimated Travel Time
Distance: 336 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 56m |
| 40 mph (64.37 km/h) | 05h 12m |
| 50 mph (80.47 km/h) | 04h 10m |
| 60 mph (96.56 km/h) | 03h 28m |
| 70 mph (112.65 km/h) | 02h 58m |
| 80 mph (129 km/h) | 02h 36m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $27.81 | $55.63 |
| Mid-grade | $4.25 | $31.29 | $62.59 |
| Premium | $4.59 | $33.79 | $67.58 |
| Diesel | $3.99 | $29.39 | $58.78 |
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 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.