The drive from Laredo, TX to Alamo Heights, TX covers 161.2 miles and takes about 2h 51m behind the wheel.
This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on Purple Heart Trail, South Pan Am Expressway, Broadway for much of the mileage,
and the overall profile is turn-heavy local drive.
The longest uninterrupted segment is about 144.4 miles on Purple Heart Trail.
At current regular gas prices, budget about $24.36 one way before food or hotel costs.
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
80.6 miles from Laredo, TX
A natural place for your longest stop of the day
, about 1h 22m into the drive
.
Doable as a same-day drive at 2h 51m. Total distance: 161.2 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
2h 51m drive, comfortable solo distance.
Scenic Drive
Turn-heavy local drive route profile with national parks nearby.
Drive Character
Expect a 2h 51m drive with frequent turns across 161.2 miles of local and secondary roads.
This route has more turning and local-road decision points than a simple highway run.
There are about 14 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
Purple Heart Trail is the longest continuous segment at about 144.4 miles.
How Hard Is This Drive?
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 154.2 miles in near I 35 / South Pan Am Expressway.
Driving Effort7/10
Demanding - plan breaks and stay ahead of the key maneuvers
Balances navigation complexity with total wheel time.
This is a demanding drive. With 10 significant decision points across 161.2 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: at 154.2 miles (I 35 / South Pan Am Expressway): Highway fork - watch signs carefully. Lane positioning matters here; at 155.9 miles (I 35 / South Pan Am Expressway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 156.8 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one.
Critical Maneuvers
5 of 10 key points
These are the spots where you need to pay the most attention. Preview them before you drive.
6
154.2 mi into trip|~2h 39m in|I 35 / South Pan Am Expressway
Keep slight left at fork onto I 35 / South Pan Am Expressway
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
8
155.9 mi into trip|~2h 41m in|I 35 / South Pan Am Expressway
Keep slight right at fork onto I 35 / South Pan Am Expressway toward I 37, US 281: Upper Level, Corpus Christi, Johnson City
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight lane.
Toward I 37, US 281: Upper Level, Corpus Christ...
6
156.8 mi into trip|~2h 42m in
Take the exit toward US 281 North, I 37 South, US 281 South: Johnson City, Corpus Christi, Broadway
Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one
Exit 158
Toward US 281 North, I 37 South, US 281 South:...
8
157.3 mi into trip|~2h 43m in
Keep slight left at fork toward US 281 North: Johnson City
Highway fork - watch signs carefully. Lane positioning matters here
Use the slight left lane.
Exit 158
Toward US 281 North: Johnson City
7
157.6 mi into trip|~2h 44m in
Keep slight right at fork toward Loop 368: Broadway
Highway fork - watch signs carefully. Lane positioning matters here
Use the slight left / slight right lanes.
Toward Loop 368: Broadway
Place data sourced from public business listings. Hours and availability may vary.
National Parks Near This Route
Worth a detour if your schedule allows.
San Antonio Missions National Historical Park
National Historical Park
Welcome to San Antonio Missions, a National Park Service site and the only UNESCO World Heritage Site in Texas. Each mission in the park is a center of community and has been since the early 1700s. Th...
Park data from the National Park Service API. Alerts update every 2 hours.
Fuel & Cost
Regular Gas
$24.36 one way
$48.72 round trip
$3.84/gal25.4 MPG avg56 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.20
$26.66
$53.32
premium
$4.54
$28.78
$57.56
diesel
$5.61
$35.59
$71.18
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$24
Meals
$25–$50
Total
$49–$74
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 56.4 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $17 in charging
· 0 stops
· 66% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
48.4
0
$16.93
$7.74
Efficient EV
40.3
0
$14.10
$6.45
EV Truck/SUV
64.5
0
$22.57
$10.32
Gas CO2
56 kg
EV CO2
19 kg (66% 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.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Apr 15, 2026
Origin
Laredo, TX
Night
in Laredo on Friday
Local time
11:06 PM
CDT
Current temp
84°F
Unavailable
Live forecast
Destination
Alamo Heights, TX
Night
in Alamo Heights on Friday
Local time
11:06 PM
CDT
Current temp
64°F
Unavailable
Live forecast
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
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
20 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
2h 51m on the road
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.
Frequently Asked Questions
The drive from Laredo, TX to Alamo Heights, TX covers 161.2 miles and takes about 2h 51m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are Purple Heart Trail, South Pan Am Expressway, Broadway. Expect a mix of highway and local road driving.
This is a comfortable same-day trip.
The midpoint is about 80.6 miles from Laredo, TX. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $24.36 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
Plan about 1 meaningful break for fuel, food, or rest. A short stop every 2 to 3 hours is enough for this drive.
This is a demanding drive. With 10 significant decision points across 161.2 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
The main spots that need attention: at 154.2 miles (I 35 / South Pan Am Expressway): Highway fork - watch signs carefully. Lane positioning matters here; at 155.9 miles (I 35 / South Pan Am Expressway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 156.8 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one.
The route from Laredo, TX to Alamo Heights, TX does not surface many named destination signs beyond the main corridor.
Yes. Nearby national parks include San Antonio Missions National Historical Park.
How this page is built
Compiled by the Trip.ovh planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and NPS for national parks. See our methodology for refresh cadence and limitations.
