How far is South Houston, TX from Laredo, TX?

The driving distance from South Houston, TX to Laredo, TX is about 328.5 miles (528.7 km), with a travel time of about 05h 15m by car.

  • The straight-line flight distance is about 298.9 miles (481.1 km).
  • For a round trip, plan for roughly 10h 31m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
328.54 mi
05h 15m
Flight
298.94 mi
481.09 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from South Houston.

Flight Distance

Direct air line
298.94 mi
Kilometers
481.09 km
Flight Time
00h 36m

Driving Distance

Road route
328.54 mi
Kilometers
528.74 km
Drive Time
05h 15m

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 05h 15m.

Arrival Snapshot
Arrive in Laredo
Sun, Apr 19, 6:19 AM CDT
Return by in South Houston
Sun, Apr 19, 11:34 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave South Houston
2026-04-19T01:03
Arrive Laredo
Sun, Apr 19, 6:19 AM CDT
Route Timing
05h 15m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:16 AM to 1:16 PM CDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
6:28 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in South Houston
9:00 PM CDT
Early departure recommended

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.

Mid-route stop
Goliad
TX

City in Texas, USA

From South Houston
160.7 mi
02h 37m
To Laredo
167.8 mi
02h 37m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
73°F
Sunday

Chance Rain Showers then Mostly Cloudy

Starts
Sun, Apr 19 6:00 AM CDT
Wind
10 to 15 mph NE
Destination
71°F
Sunday

Chance Showers And Thunderstorms

Starts
Sun, Apr 19 6:00 AM CDT
Wind
9 to 13 mph NNE

Driving Route Map

The map below follows the saved road route between South Houston and Laredo.

Turn-by-Turn Driving Directions

Step-by-step road directions between South Houston and Laredo.

  1. 1

    Start on Galveston Road

    1 km · 1 min · Galveston Road

  2. 2

    Turn left onto Winkler Drive

    1.1 mi · 2 min · Winkler Drive

  3. 3

    Continue on Monroe Road

    148 m · 8 sec · Monroe Road

  4. 4

    Turn right onto Gulf Freeway Frontage Road

    933 ft · 20 sec · Gulf Freeway Frontage Road

  5. 5

    Take the ramp slight left toward I 45 North

    881 ft · 21 sec

  6. 6

    Merge slight left onto Gulf Freeway

    1.9 mi · 2 min · Gulf Freeway

  7. 7

    Take the exit slight left toward I 610 West

    2133 ft · 41 sec

  8. 8

    Merge slight right onto South Loop East

    5.8 mi · 7 min · South Loop East

  9. 9

    Keep slight left

    1.1 km · 42 sec

  10. 10

    Merge slight right onto South Loop West

    1.2 mi · 1 min · South Loop West

  11. 11

    Take the exit slight right toward US 90 Alternate: Buffalo Speedway, South Main Street

    1289 ft · 31 sec

  12. 12

    Turn straight onto South Loop West Frontage Road

    3251 ft · 1 min · South Loop West Frontage Road

  13. 13

    Turn left onto Main Street

    11.4 mi · 16 min · Main Street

  14. 14

    Take the exit slight right toward US 59

    1743 ft · 52 sec

  15. 15

    Turn slight left onto Southwest Freeway Frontage Road

    780 ft · 18 sec · Southwest Freeway Frontage Road

  16. 16

    Take the ramp slight left toward US 59 South, I 69 South

    1 km · 1 min

  17. 17

    Merge slight left onto Southwest Freeway

    16.7 mi · 18 min · Southwest Freeway

  18. 18

    Take the exit slight right toward Spur 10: Cottonwood, Church Road, Hartledge Road

    1158 ft · 28 sec

  19. 19

    Turn straight onto Southwest Freeway Frontage Road

    1.5 km · 2 min · Southwest Freeway Frontage Road

  20. 20

    Continue on Southwest Freeway Frontage Road

    2217 ft · 1 min · Southwest Freeway Frontage Road

  21. 21

    Continue on US 59 Southbound Frontage Road

    1.4 km · 2 min · US 59 Southbound Frontage Road

  22. 22

    Take the ramp straight

    1027 ft · 25 sec

  23. 23

    Merge slight left

    9.2 mi · 11 min

  24. 24

    Keep slight left

    6.6 mi · 8 min

  25. 25

    Take the exit slight right

    1.5 mi · 2 min

  26. 26

    Continue on US Highway 59

    74.7 mi · 1 hr 22 min · US Highway 59

  27. 27

    Keep slight right to continue on US Highway 59 South

    4.4 mi · 5 min · US Highway 59 South

  28. 28

    Take the exit slight right

    951 ft · 26 sec

  29. 29

    Continue on Northwest Zac Lenz Parkway Frontage Road East

    1450 ft · 40 sec · Northwest Zac Lenz Parkway Frontage Road East

  30. 30

    Turn right

    49.4 mi · 57 min

  31. 31

    Continue on West Corpus Christi Street

    1.3 mi · 2 min · West Corpus Christi Street

  32. 32

    Continue on US Highway 59 West

    65.2 mi · 1 hr 16 min · US Highway 59 West

  33. 33

    Continue straight

    58.8 mi · 1 hr 3 min

  34. 34

    Turn left onto Bob Bullock Loop

    1.3 km · 1 min · Bob Bullock Loop

  35. 35

    Turn right onto Clark Boulevard

    3 mi · 5 min · Clark Boulevard

  36. 36

    Continue on Park Street

    2011 ft · 50 sec · Park Street

  37. 37

    Turn left onto Santa Ursula Avenue

    1.1 km · 1 min · Santa Ursula Avenue

  38. 38

    Turn right onto Houston Street

    1607 ft · 42 sec · Houston Street

  39. 39

    Turn left onto Salinas Avenue

    83 m · 12 sec · Salinas Avenue

  40. 40

    Turn left onto Matamoros Street

    93 m · 5 sec · Matamoros Street

  41. 41

    Arrive at your destination

    0 m · 1 sec · Matamoros Street

Car Route Details

A richer read on the saved driving route between South Houston and Laredo.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
41 steps
13 turns on the saved route
Ramps & Exits
14
5 merges, 9 ramps or exits
Navigation Density
12.5 / 100 mi
Decision points by distance
Main Roads
US Highway 59 West
124 mi · 38%
US Highway 59
74.7 mi · 23%
US 59 Southbound Frontage Road
18.4 mi · 6%
Southwest Freeway
16.7 mi · 5%
Main Street
11.4 mi · 3%
South Loop East
6.45 mi · 2%
Longest Stretch

US Highway 59

Continue on US Highway 59

74.7 mi · 01h 22m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
05h 15m
Long day trip
Same-Day Return
10h 32m
Round-trip wheel time
Road vs Air
+29.6 mi
298.9 mi direct line
Halfway Stop
Goliad
02h 37m from South Houston
Leave By
6:28 AM CDT
Early departure recommended
Weather Watch

Chance Rain Showers then Mostly Cloudy leaving South Houston and Chance Showers And Thunderstorms near Laredo.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from South Houston to Laredo?

The road trip is about 328.5 miles (528.7 km) and usually takes 05h 15m in normal driving conditions.

Is this a same-day trip or an overnight route?

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Goliad is a useful midpoint, sitting about 160.7 miles from South Houston and 167.8 miles from Laredo.

How much longer is the road route than the straight-line distance?

The direct path is about 298.9 miles (481.1 km), while the road route adds roughly 29.6 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 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 6:28 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $43.80 one way or $87.60 round trip. Estimated CO2 is about 103 kg one way.

What should you check before leaving?

Before you leave, expect Chance Rain Showers then Mostly Cloudy around South Houston and Chance Showers And Thunderstorms near Laredo.

Flight Path Map

This map shows the direct air route between South Houston and Laredo. Straight-line distance: 298.94 mi (481.09 km).

South Houston

#1 South Houston

City in Harris County, Texas, United States

Population17,446
Coordinates29.6630100, -95.2354900
Altitude9
CountryUnited States
Laredo

#2 Laredo

The third most populous city in Texas and the center of the Laredo metropolitan area.

Population263,640
Coordinates27.5064100, -99.5075400
Altitude126
CountryUnited States
Start: Galveston Road (-95.235522, 29.662987)
End: Matamoros Street (-99.507507, 27.506385)

Estimated Travel Time

Distance: 529 km by road

SpeedTime
30 mph (48.3 km/h)10h 56m
40 mph (64.37 km/h)08h 12m
50 mph (80.47 km/h)06h 34m
60 mph (96.56 km/h)05h 28m
70 mph (112.65 km/h)04h 41m
80 mph (129 km/h)04h 05m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
11.59 gal
43.89 L · about $43.80
Round trip
$87.60
23.18 gal · 87.78 L
Estimated CO2
103 kg one way
Round trip: 206 kg / 454 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $43.80 $87.60
Mid-grade $4.25 $49.28 $98.56
Premium $4.59 $53.21 $106.42
Diesel $3.99 $46.28 $92.56

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

There is no time difference between South Houston and Laredo. The current time is 01:03:21.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.