How far is Mercedes, TX from Killeen, TX?
The driving distance from Mercedes, TX to Killeen, TX is about 384.4 miles (618.7 km), with a travel time of about 07h 11m by car.
- The straight-line flight distance is about 343.4 miles (552.6 km).
- For a round trip, plan for roughly 14h 23m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 07h 11m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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 Live Oak County, Texas, United States
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 Mercedes and Killeen.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mercedes and Killeen.
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1
Start on South Texas Avenue
2551 ft · 1 min · South Texas Avenue
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2
Turn left onto East Expressway 83
1426 ft · 29 sec · East Expressway 83
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3
Take the ramp slight left
1510 ft · 37 sec
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4
Merge slight left
16.2 mi · 18 min
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5
Take the exit slight right toward I 69C North, US 281: Edinburg
1.4 km · 2 min
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6
Continue straight
21.8 mi · 23 min
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7
Continue straight
57.1 mi · 1 hr
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8
Keep slight right
70.2 mi · 1 hr 20 min
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9
Keep slight left to continue on Nueces Street
11.1 mi · 15 min · Nueces Street
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10
Turn right onto King David Drive
31.8 mi · 39 min · King David Drive
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11
Continue on West Main Street
1.2 km · 1 min · West Main Street
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12
Keep slight left to continue on East Main Street
71 m · 4 sec · East Main Street
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13
Continue on Helena Road
8.4 mi · 11 min · Helena Road
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14
Turn straight onto State Highway 80
23.6 mi · 26 min · State Highway 80
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15
Continue on South Nixon Avenue
1 mi · 2 min · South Nixon Avenue
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16
Continue on State Highway 80 North
30.8 mi · 35 min · State Highway 80 North
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17
Continue on US 183
10.1 mi · 12 min · US 183
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18
Continue on South Colorado Street
4.9 mi · 9 min · South Colorado Street
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19
Continue on United States Highway 183
1282 ft · 17 sec · United States Highway 183
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20
Keep slight left to continue on TX 130 Toll North: Austin, Waco
2447 ft · 35 sec
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21
Merge slight left onto Pickle Parkway
58.5 mi · 55 min · Pickle Parkway
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22
Keep slight right to continue on TX 195 North: Florence, Killeen
874 ft · 21 sec
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23
Continue on North Interstate 35
1424 ft · 26 sec · North Interstate 35
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24
Turn left onto State Highway 195
34 mi · 38 min · State Highway 195
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25
Turn slight right
80 m · 10 sec
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26
Turn slight right onto West Veterans Memorial Boulevard
1.4 km · 2 min · West Veterans Memorial Boulevard
-
27
Turn left
25 m · 8 sec
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28
Turn right
23 m · 5 sec
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29
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Mercedes and Killeen.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 69C North
Keep slight right
70.2 mi · 01h 20m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Mostly Sunny leaving Mercedes 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 Mercedes to Killeen?
The road trip is about 384.4 miles (618.7 km) and usually takes 07h 11m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Three Rivers is a useful midpoint, sitting about 192.7 miles from Mercedes and 191.8 miles from Killeen.
How much longer is the road route than the straight-line distance?
The direct path is about 343.4 miles (552.6 km), while the road route adds roughly 41 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 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $51.28 one way or $102.56 round trip. Estimated CO2 is about 120.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Mercedes and Partly Sunny near Killeen.
Stop Ideas Near Three Rivers
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 Three Rivers.
San Antonio Station
Flight Path Map
This map shows the direct air route between Mercedes and Killeen. Straight-line distance: 343.39 mi (552.64 km).
#1 Mercedes
City in Texas, USA
| Population | 16,598 |
| Coordinates | 26.1498000, -97.9136100 |
| Altitude | 21 |
| 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: 619 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 48m |
| 40 mph (64.37 km/h) | 09h 36m |
| 50 mph (80.47 km/h) | 07h 41m |
| 60 mph (96.56 km/h) | 06h 24m |
| 70 mph (112.65 km/h) | 05h 29m |
| 80 mph (129 km/h) | 04h 47m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $51.28 | $102.56 |
| Mid-grade | $4.25 | $57.70 | $115.40 |
| Premium | $4.59 | $62.30 | $124.60 |
| Diesel | $3.99 | $54.19 | $108.37 |
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 17, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.