How far is Killeen, TX from Sienna Plantation, TX?
The driving distance from Killeen, TX to Sienna Plantation, TX is about 231.6 miles (372.8 km), with a travel time of about 04h 19m by car.
- The straight-line flight distance is about 173.9 miles (279.8 km).
- For a round trip, plan for roughly 08h 39m 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 19m.
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.
Partly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Killeen and Sienna Plantation.
Turn-by-Turn Driving Directions
Step-by-step road directions between Killeen and Sienna Plantation.
-
1
Start on the route
23 m · 11 sec
-
2
Turn left
25 m · 8 sec
-
3
Turn right onto East Veterans Memorial Boulevard
1.5 km · 2 min · East Veterans Memorial Boulevard
-
4
Turn left onto South Fort Hood Street
33.8 mi · 38 min · South Fort Hood Street
-
5
Take the exit slight right
999 ft · 17 sec
-
6
Continue on North Interstate 35
1035 ft · 16 sec · North Interstate 35
-
7
Take the ramp straight toward TX 130 Toll South: San Antonio
858 ft · 21 sec
-
8
Continue straight
37 mi · 35 min
-
9
Take the exit slight right toward TX 71: Austin, Houston, Barbara Jordan Terminal, Austin–Bergstrom International Airport
1651 ft · 40 sec
-
10
Turn straight onto State Highway 130
3226 ft · 2 min · State Highway 130
-
11
Turn left onto East State Highway 71
126 m · 7 sec · East State Highway 71
-
12
Take the ramp straight toward TX 71 East: Houston
1.2 km · 48 sec · East State Highway 71
-
13
Continue on Texas State Highway 71
125.5 mi · 2 hr 12 min · Texas State Highway 71
-
14
Take the exit slight right toward TX 99 Toll North, TX 99 South: Grand Parkway
2346 ft · 45 sec
-
15
Keep slight right to continue on TX 99 South: Grand Parkway
1.2 km · 2 min
-
16
Merge slight left onto West Grand Parkway South
14.1 mi · 17 min · West Grand Parkway South
-
17
Take the exit slight right toward US 90 Alternate, FM 1464: Sandhill Drive
3048 ft · 1 min
-
18
Turn left onto East US Highway 90A
2.3 mi · 4 min · East US Highway 90A
-
19
Turn right onto State Highway 6 South Frontage Road
5.3 mi · 9 min · State Highway 6 South Frontage Road
-
20
Continue straight
3.5 mi · 6 min
-
21
Continue straight
545 ft · 13 sec
-
22
Turn right onto Sienna Parkway
3.5 mi · 6 min · Sienna Parkway
-
23
Turn left onto Waters Lake Boulevard
1 mi · 3 min · Waters Lake Boulevard
-
24
Turn left onto Sawmill Lake Drive
102 m · 24 sec · Sawmill Lake Drive
-
25
Turn left onto Monarch Crossing
1888 ft · 1 min · Monarch Crossing
-
26
Arrive at your destination
0 m · 1 sec · Monarch Crossing
Car Route Details
A richer read on the saved driving route between Killeen and Sienna Plantation.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Texas State Highway 71
Continue on Texas State Highway 71
126 mi · 02h 12m
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 Mostly Sunny near Sienna Plantation.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Killeen to Sienna Plantation?
The road trip is about 231.6 miles (372.8 km) and usually takes 04h 19m 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 Killeen and 115.8 miles from Sienna Plantation.
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 Partly Sunny around Killeen and Mostly Sunny near Sienna Plantation.
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 Killeen and Sienna Plantation. Straight-line distance: 173.87 mi (279.82 km).
#1 Killeen
The 11th most populous city in Texas.
| Population | 153,991 |
| Coordinates | 31.1171200, -97.7278000 |
| Altitude | 252 |
| Country | United States |
#2 Sienna Plantation
Census designated place
| Population | 13,721 |
| Coordinates | 29.4860700, -95.5080000 |
| Altitude | 18 |
| Country | United States |
End: Sienna Plantation (-95.508, 29.48607)
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.