How far is Killeen, TX from San Benito, TX?
The driving distance from Killeen, TX to San Benito, TX is about 378.8 miles (609.7 km), with a travel time of about 07h 02m by car.
- The straight-line flight distance is about 344.4 miles (554.3 km).
- For a round trip, plan for roughly 14h 04m 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 02m.
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 Texas, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Killeen and San Benito.
Turn-by-Turn Driving Directions
Step-by-step road directions between Killeen and San Benito.
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1
Start on the route
23 m · 11 sec
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2
Turn left
25 m · 8 sec
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3
Turn right onto East Veterans Memorial Boulevard
1.5 km · 2 min · East Veterans Memorial Boulevard
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4
Turn left onto South Fort Hood Street
33.8 mi · 38 min · South Fort Hood Street
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5
Take the exit slight right
999 ft · 17 sec
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6
Continue on North Interstate 35
1035 ft · 16 sec · North Interstate 35
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7
Take the ramp straight toward TX 130 Toll South: San Antonio
858 ft · 21 sec
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8
Continue straight
58.5 mi · 55 min
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9
Take the exit slight right toward US 183 South: Lockhart
1219 ft · 30 sec
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10
Continue on United States Highway 183
2699 ft · 35 sec · United States Highway 183
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11
Continue on North Colorado Street
4.9 mi · 9 min · North Colorado Street
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12
Continue on US 183
10.1 mi · 12 min · US 183
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13
Continue on North Magnolia Avenue
4.2 mi · 7 min · North Magnolia Avenue
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14
Continue straight
51.2 mi · 57 min
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15
Turn slight left onto Farm-to-Market Road 792
8.4 mi · 11 min · Farm-to-Market Road 792
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16
Continue on East Main Street
1.3 km · 1 min · East Main Street
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17
Turn left onto South Sunset Strip Drive
1.2 mi · 1 min · South Sunset Strip Drive
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18
Continue on South US Highway 181
40.2 mi · 46 min · South US Highway 181
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19
Continue on North 8th Street
1.3 km · 56 sec · North 8th Street
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20
Continue on US Highway 181 South
16.1 mi · 18 min · US Highway 181 South
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21
Take the exit slight right
1648 ft · 45 sec
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22
Keep slight right to continue on US Route 181
65 m · 6 sec · US Route 181
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23
Turn straight onto US Highway 181
1.1 km · 1 min · US Highway 181
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24
Take the ramp right
1926 ft · 47 sec
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25
Merge slight left
11.9 mi · 14 min
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26
Take the exit straight toward I 37, US 77, I 69E
538 ft · 13 sec
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27
Keep slight left
1965 ft · 48 sec
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28
Merge slight right
2.5 mi · 2 min
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29
Take the exit slight right toward I 69E, US 77: Kingsville, Brownsville
31.3 mi · 34 min
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30
Keep slight left to continue on U.S. Highway 77
61.3 mi · 1 hr 9 min · U.S. Highway 77
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31
Keep slight left to continue on U.S. Highway 77
36.4 mi · 39 min · U.S. Highway 77
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32
Take the exit slight right toward TX 345, FM 2520: Sam Houston Boulevard, McCulloch Street
1244 ft · 30 sec
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33
Turn straight onto West Expressway 83
861 ft · 25 sec · West Expressway 83
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34
Turn left onto South Sam Houston Boulevard
2955 ft · 1 min · South Sam Houston Boulevard
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35
Turn right onto East Stenger Street
4 m · 1 sec · East Stenger Street
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36
Arrive at your destination
0 m · 1 sec · East Stenger Street
Car Route Details
A richer read on the saved driving route between Killeen and San Benito.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
U.S. Highway 77
Keep slight left to continue on U.S. Highway 77
61.3 mi · 01h 10m
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.
Partly Sunny leaving Killeen and Showers And Thunderstorms near San Benito.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Killeen to San Benito?
The road trip is about 378.8 miles (609.7 km) and usually takes 07h 02m 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?
Beeville is a useful midpoint, sitting about 189.9 miles from Killeen and 189 miles from San Benito.
How much longer is the road route than the straight-line distance?
The direct path is about 344.4 miles (554.3 km), while the road route adds roughly 34.4 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 $50.53 one way or $101.05 round trip. Estimated CO2 is about 118.8 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Killeen and Showers And Thunderstorms near San Benito.
Flight Path Map
This map shows the direct air route between Killeen and San Benito. Straight-line distance: 344.45 mi (554.34 km).
#1 Killeen
The 11th most populous city in Texas.
| Population | 153,991 |
| Coordinates | 31.1171200, -97.7278000 |
| Altitude | 252 |
| Country | United States |
#2 San Benito
In Cameron County, Texas, USA, San Benito is a town.
| Population | 24,085 |
| Coordinates | 26.1325800, -97.6311000 |
| Altitude | 11 |
| Country | United States |
End: San Benito (-97.6311, 26.13258)
Estimated Travel Time
Distance: 610 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 37m |
| 40 mph (64.37 km/h) | 09h 28m |
| 50 mph (80.47 km/h) | 07h 34m |
| 60 mph (96.56 km/h) | 06h 18m |
| 70 mph (112.65 km/h) | 05h 24m |
| 80 mph (129 km/h) | 04h 43m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $50.53 | $101.05 |
| Mid-grade | $4.25 | $56.85 | $113.70 |
| Premium | $4.59 | $61.38 | $122.76 |
| Diesel | $3.99 | $53.39 | $106.77 |
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.