Origin
Sinton, TX
Evening in Sinton on Wednesday
Local time
6:54 PM
CDT
Current temp
67°F
Unavailable
Last recalculated Apr 15, 2026
Drive Time
2h 49m
Distance
146.2 mi
235 km
Drive Score
9/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$22
one way
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Sinton, TX
Jeff Stapleton
Laredo, TX
Wikimedia Commons
Embarking on a trip from Sinton, Texas, to Laredo, Texas, covers approximately 146 miles and is estimated to take about 2 hours and 49 minutes. This drive is easily manageable as a single-day trip, with a projected fuel cost of around $22. You'll primarily navigate US 59, East Front Street, and East Avenue J, experiencing a mixed drive profile that offers a bit of variety. The journey takes you through the Great Plains region of Texas, offering a straightforward path between these two cities. With only one recommended stop, this route is efficient for travelers looking to get to their destination without extensive delays.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Break Rhythm
1 planned break
A short stop every 2 to 3 hours is enough for this drive.
Midpoint
73.1 miles from Sinton, TX
A natural place for your longest stop of the day , about 1h 25m into the drive .
This route offers a mixed driving experience, with 53% of the journey on highways. The longest uninterrupted stretch you'll encounter is 58.4 miles on US 59, which means you'll have a solid period of consistent travel. While not entirely highway, this segment provides a good pace for covering distance. The road character shifts between more developed town sections, like East Front Street and East Avenue J, and the open road of US 59. Expect a blend of straightforward driving with occasional transitions as you move between these different road types.
This route mixes highway mileage with some local-road sections near the start or finish. You will hit about 15 points where you need to pay attention to lane position or signs. The trickiest moment comes around 12.6 miles in near US 77.
Moderate - straightforward overall, but long enough or busy enough to require pacing
This drive requires moderate attention. Across 146.2 miles you will encounter 15 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: at 12.6 miles (US 77): Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one; at 13 miles (I 37; US 77; I 69E): Merge point - match speed before joining. Lane positioning matters here; at 15.5 miles (I 69E; US 77): Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
These are the spots where you need to pay the most attention. Preview them before you drive.
Take the exit onto US 77 toward I 37, US 77, I 69E
Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one
Merge onto I 37; US 77; I 69E
Merge point - match speed before joining. Lane positioning matters here
Take the exit onto I 69E; US 77 toward I 69E, US 77: Kingsville, Brownsville
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Turn left onto I 35 Bus / Salinas Avenue
Navigation decision point
Turn left onto Matamoros Street
Navigation decision point
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Sinton, TX to Laredo, TX, road signs begin pointing toward Brownsville along the way.
Brownsville
| Road | Distance | Duration |
|---|---|---|
| US 59 | 58.4 mi | 1h 2m |
| East Front Street | 34.5 mi | 39m |
| East Avenue J | 26.2 mi | 30m |
| US Highway 77 | 11 mi | 12m |
| I 69E | 5.1 mi | 5m |
| Clark Boulevard | 3 mi | 5m |
| I 37 | 2.5 mi | 2m |
| East Sinton Street | 1.4 mi | 2m |
Step-by-step road directions between Sinton, TX and Laredo, TX.
Start on US 181; TX 188
Turn left onto US Highway 77
Take the ramp
Continue on US 77
Take the exit onto US 77
Keep slight left at fork
Merge onto I 37; US 77; I 69E
Take the exit onto I 69E; US 77
Take the exit
Turn straight onto North US Highway 77
Turn right onto TX 44
Turn left onto TX 44
Continue on TX 44; TX 359
Continue on TX 44; TX 359
Continue on US 59; TX 44
Turn left onto Bob Bullock Loop
Turn right onto Spur 400
Continue on Park Street
Turn left onto Santa Ursula Avenue
Turn right onto Houston Street
Turn left onto I 35 Bus
Turn left onto Matamoros Street
Arrive at destination
For this 146-mile drive, departing in the morning is advisable to maximize daylight and allow for a leisurely pace. Given the relatively short duration of under three hours, no overnight stop is necessary, offering flexibility in your departure time. The fuel cost is estimated at $22, so ensure your tank is sufficiently full before leaving Sinton. Pay attention to the transitions between the highway and local roads, particularly around East Front Street and East Avenue J, as these can signal changes in speed limits and traffic. The single recommended stop point can be utilized for a quick break or to refuel if needed.
Morning Departure
Leave by 9 AM and you'll arrive before lunch.
Evening Departure
Even a 4 PM departure gets you there before dark in summer.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 32 miles or 38m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 73.1 miles or 1h 25m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 2h 16m
Traffic, exits, and arrival timing usually matter more near Laredo, TX than in the middle of the route.
Open the route before leaving Sinton, TX so your first major turns are already loaded.
Leave with enough water and a charging cable within reach, not packed away.
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Sinton, TX
This is one driving day of about 146.2 miles and 2h 49m.
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 73.1 mi from Sinton, TX · 1h 25m into the drive
Mid-route town
Meal stop
73 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
A short stop after about 32 miles helps settle the day before fatigue starts building.
The midpoint is around 73.1 miles from Sinton, TX, which is a good place for a longer meal and fuel stop.
The final approach into Laredo, TX usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.
Try to arrive with enough fuel left to skip an immediate station stop unless you already know the area around Laredo, TX.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Regular Gas
$22.09 one way
$44.18 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.20 | $24.18 | $48.36 |
| premium | $4.54 | $26.10 | $52.21 |
| diesel | $5.61 | $32.28 | $64.56 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$22
Meals
$25–$50
Total
$47–$72
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 51.2 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $15 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 43.9 | 0 | $15.35 | $7.02 |
| Efficient EV | 36.6 | 0 | $12.79 | $5.85 |
| EV Truck/SUV | 58.5 | 0 | $20.47 | $9.36 |
Gas CO2
51 kg
EV CO2
17 kg (67% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Current conditions at both ends of the drive.
Origin
Evening in Sinton on Wednesday
Local time
6:54 PM
CDT
Current temp
67°F
Unavailable
Destination
Evening in Laredo on Wednesday
Local time
6:54 PM
CDT
Current temp
84°F
Unavailable
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
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