How far is Sienna Plantation, TX from Killeen, TX?
The driving distance from Sienna Plantation, TX to Killeen, TX is about 231.6 miles (372.8 km), with a travel time of about 04h 20m by car.
- The straight-line flight distance is about 173.9 miles (279.8 km).
- For a round trip, plan for roughly 08h 40m 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 20m.
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 Texas, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Partly Sunny
Driving Route Map
The map below follows the saved road route between Sienna Plantation and Killeen.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sienna Plantation and Killeen.
-
1
Start on Monarch Crossing
1819 ft · 1 min · Monarch Crossing
-
2
Turn right onto Sawmill Lake Drive
72 m · 14 sec · Sawmill Lake Drive
-
3
Turn right onto Waters Lake Boulevard
1 mi · 3 min · Waters Lake Boulevard
-
4
Turn right onto Sienna Parkway
3.5 mi · 6 min · Sienna Parkway
-
5
Turn left
8.2 mi · 14 min
-
6
Turn slight right
76 m · 5 sec
-
7
Continue on State Highway 6 South Frontage Road
1 km · 1 min · State Highway 6 South Frontage Road
-
8
Turn left onto US Highway 90A
2.3 mi · 4 min · US Highway 90A
-
9
Turn right onto West Grand Parkway South
2767 ft · 1 min · West Grand Parkway South
-
10
Merge slight left onto West Grand Parkway South
14.2 mi · 16 min · West Grand Parkway South
-
11
Take the exit slight right toward I 10 West, I 10 East: San Antonio, Houston
2303 ft · 56 sec
-
12
Keep slight left to continue on I 10 West: San Antonio
1.3 km · 2 min
-
13
Merge slight left onto Katy Freeway
48.2 mi · 49 min · Katy Freeway
-
14
Take the exit slight right toward TX 71 West: La Grange, Austin
2832 ft · 33 sec
-
15
Keep slight left
77.2 mi · 1 hr 22 min
-
16
Take the exit slight right toward TX 71 West, TX 45 Toll, TX 130 Toll: Austin, Waco, San Antonio
1574 ft · 22 sec · East State Highway 71
-
17
Turn right onto State Highway 130
1.1 km · 2 min · State Highway 130
-
18
Take the ramp straight toward TX 45 Toll North, TX 130 Toll North
1734 ft · 42 sec
-
19
Merge slight left onto Pickle Parkway
36.9 mi · 35 min · Pickle Parkway
-
20
Keep slight right to continue on TX 195 North: Florence, Killeen
874 ft · 21 sec
-
21
Continue on North Interstate 35
1424 ft · 26 sec · North Interstate 35
-
22
Turn left onto State Highway 195
34 mi · 38 min · State Highway 195
-
23
Turn slight right
80 m · 10 sec
-
24
Turn slight right onto West Veterans Memorial Boulevard
1.4 km · 2 min · West Veterans Memorial Boulevard
-
25
Turn left
25 m · 8 sec
-
26
Turn right
23 m · 5 sec
-
27
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Sienna Plantation 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.
TX 71 West
Keep slight left
77.2 mi · 01h 22m
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 Sunny leaving Sienna Plantation and Partly Sunny near Killeen.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sienna Plantation to Killeen?
The road trip is about 231.6 miles (372.8 km) and usually takes 04h 20m 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?
Colorado is a useful midpoint, sitting about 115.9 miles from Sienna Plantation and 115.8 miles from Killeen.
How much longer is the road route than the straight-line distance?
The direct path is about 173.9 miles (279.8 km), while the road route adds roughly 57.7 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 8:20 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $30.87 one way or $61.75 round trip. Estimated CO2 is about 72.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Sienna Plantation and Partly Sunny near Killeen.
Stop Ideas Near Colorado
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 Colorado.
Austin
Taylor
San Marcos Station
Bryan, TX
Flight Path Map
This map shows the direct air route between Sienna Plantation and Killeen. Straight-line distance: 173.87 mi (279.82 km).
#1 Sienna Plantation
Census designated place
| Population | 13,721 |
| Coordinates | 29.4860700, -95.5080000 |
| Altitude | 18 |
| 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: 373 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 43m |
| 40 mph (64.37 km/h) | 05h 47m |
| 50 mph (80.47 km/h) | 04h 37m |
| 60 mph (96.56 km/h) | 03h 51m |
| 70 mph (112.65 km/h) | 03h 18m |
| 80 mph (129 km/h) | 02h 53m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $30.87 | $61.75 |
| Mid-grade | $4.25 | $34.74 | $69.48 |
| Premium | $4.59 | $37.51 | $75.02 |
| Diesel | $3.99 | $32.62 | $65.25 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.