How far is La Porte, TX from Houston, TX?
The driving distance from La Porte, TX to Houston, TX is about 27.5 miles (44.2 km), with a travel time of about 00h 33m by car.
- The straight-line flight distance is about 21.7 miles (34.9 km).
- For a round trip, plan for roughly 01h 06m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 33m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
The second most populous city in Harris County, Texas.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Partly Sunny then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between La Porte and Houston.
Turn-by-Turn Driving Directions
Step-by-step road directions between La Porte and Houston.
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1
Start on North Broadway Street
29 m · 6 sec · North Broadway Street
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2
Turn right onto West Main Street
2999 ft · 1 min · West Main Street
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3
Turn right onto North 9th Street
915 ft · 18 sec · North 9th Street
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4
Take the ramp straight toward TX 146 North
1103 ft · 27 sec
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5
Merge slight left
1.4 km · 1 min
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6
Take the exit slight right toward TX 225 West: Pasadena, Houston
1 km · 1 min
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7
Continue on La Porte Freeway
6.7 mi · 8 min · La Porte Freeway
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8
Continue on Pasadena Freeway
5.2 mi · 6 min · Pasadena Freeway
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9
Continue on La Porte Freeway
2.2 mi · 3 min · La Porte Freeway
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10
Take the exit slight left toward I 610 West
2542 ft · 1 min
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11
Merge slight left onto East Loop South
1.6 km · 1 min · East Loop South
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12
Take the exit slight right toward I 45 North, TX 35 South: Alvin, Downtown
947 ft · 23 sec
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13
Keep slight right to continue on I 45 North: Downtown
1551 ft · 38 sec
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14
Merge slight left onto Gulf Freeway
6.6 mi · 8 min · Gulf Freeway
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15
Take the exit slight right toward Houston Avenue, Memorial Drive
1566 ft · 38 sec
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16
Keep slight right to continue on Memorial Drive
135 m · 15 sec
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17
Turn right onto Memorial Drive Frontage Road
878 ft · 24 sec · Memorial Drive Frontage Road
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18
Continue on Rusk Street
1470 ft · 52 sec · Rusk Street
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19
Turn left onto Louisiana Street
1525 ft · 52 sec · Louisiana Street
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20
Arrive at your destination
0 m · 1 sec · Louisiana Street
Car Route Details
A richer read on the saved driving route between La Porte and Houston.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
La Porte Freeway
Continue on La Porte Freeway
6.72 mi · 00h 08m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Chance Showers And Thunderstorms leaving La Porte and Partly Sunny then Slight Chance Showers And Thunderstorms near Houston.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from La Porte to Houston?
The road trip is about 27.5 miles (44.2 km) and usually takes 00h 33m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Pasadena is a useful midpoint, sitting about 13.1 miles from La Porte and 14.4 miles from Houston.
How much longer is the road route than the straight-line distance?
The direct path is about 21.7 miles (34.9 km), while the road route adds roughly 5.8 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:24 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.67 one way or $7.33 round trip. Estimated CO2 is about 8.6 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around La Porte and Partly Sunny then Slight Chance Showers And Thunderstorms near Houston.
Stop Ideas Near Pasadena
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Hermann Square
Houston BCycle: City Hall
Houston City Hall
Old Pelly City Hall and Harris County Library Building
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Pasadena.
Houston
Houston, TX
Galveston (Texas Eagle Bus), Texas
Prairie View, TX
Flight Path Map
This map shows the direct air route between La Porte and Houston. Straight-line distance: 21.71 mi (34.94 km).
#1 La Porte
City in LaPorte County, Indiana, United States of America
| Population | 35,775 |
| Coordinates | 29.6657800, -95.0193700 |
| Altitude | 6 |
| Country | United States |
#2 Houston
The fourth most populous city in the United States and the center of the Houston metropolitan area.
| Population | 2,316,120 |
| Coordinates | 29.7632800, -95.3632700 |
| Altitude | 12 |
| Country | United States |
End: Louisiana Street (-95.363596, 29.76347)
Estimated Travel Time
Distance: 44 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 54m |
| 40 mph (64.37 km/h) | 00h 41m |
| 50 mph (80.47 km/h) | 00h 32m |
| 60 mph (96.56 km/h) | 00h 27m |
| 70 mph (112.65 km/h) | 00h 23m |
| 80 mph (129 km/h) | 00h 20m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $3.67 | $7.33 |
| Mid-grade | $4.25 | $4.12 | $8.25 |
| Premium | $4.59 | $4.45 | $8.91 |
| Diesel | $3.99 | $3.87 | $7.75 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.