How far is Laredo, TX from Mont Belvieu, TX?

The driving distance from Laredo, TX to Mont Belvieu, TX is about 380.6 miles (612.5 km), with a travel time of about 06h 42m by car.

  • The straight-line flight distance is about 323.2 miles (520.1 km).
  • For a round trip, plan for roughly 13h 25m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 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
380.59 mi
06h 42m
Flight
323.21 mi
520.15 km direct

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

Learn Distance

Choose another destination from Laredo.

Flight Distance

Direct air line
323.21 mi
Kilometers
520.15 km
Flight Time
00h 39m

Driving Distance

Road route
380.59 mi
Kilometers
612.5 km
Drive Time
06h 42m

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 06h 42m.

Arrival Snapshot
Arrive in Mont Belvieu
Thu, Apr 23, 1:45 PM CDT
Return by in Laredo
Thu, Apr 23, 8:28 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Laredo
2026-04-23T07:02
Arrive Mont Belvieu
Thu, Apr 23, 1:45 PM CDT
Route Timing
06h 42m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
12:43 PM to 2:13 PM CDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
10:34 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Laredo
8:00 PM CDT
Overnight-style route

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Seguin
TX

City in and the county seat of Guadalupe County, Texas, United States

From Laredo
190.3 mi
03h 21m
To Mont Belvieu
190.3 mi
03h 21m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
93°F
Thursday

Mostly Sunny

Starts
Thu, Apr 23 6:00 AM CDT
Wind
10 mph SE
Destination
80°F
Thursday

Slight Chance Showers And Thunderstorms

Starts
Thu, Apr 23 6:00 AM CDT
Wind
5 to 15 mph SE

Driving Route Map

The map below follows the saved road route between Laredo and Mont Belvieu.

Turn-by-Turn Driving Directions

Step-by-step road directions between Laredo and Mont Belvieu.

  1. 1

    Start on Matamoros Street

    1544 ft · 46 sec · Matamoros Street

  2. 2

    Turn left onto San Dario Avenue

    553 ft · 11 sec · San Dario Avenue

  3. 3

    Continue on Purple Heart Trail

    144.4 mi · 2 hr 27 min · Purple Heart Trail

  4. 4

    Continue on South Pan Am Expressway

    8.4 mi · 10 min · South Pan Am Expressway

  5. 5

    Take the exit slight right toward I 10 East, US 90 West, US 90 East, US 87 South: Houston, Del Rio

    616 ft · 15 sec

  6. 6

    Keep slight right to continue on I 10 East, US 90 East, US 87 South: Houston

    2146 ft · 52 sec

  7. 7

    Merge slight left onto Jose Lopez Freeway

    8 mi · 9 min · Jose Lopez Freeway

  8. 8

    Continue on 90th Infantry Division Highway

    22.2 mi · 23 min · 90th Infantry Division Highway

  9. 9

    Continue on I 10 East: Houston, Austin, Waco

    151.1 mi · 2 hr 34 min

  10. 10

    Take the exit slight left toward I 10 Toll: Katy Tollway

    1548 ft · 22 sec

  11. 11

    Merge slight left onto Katy Tollway

    3.2 mi · 4 min · Katy Tollway

  12. 12

    Take the exit slight right

    1092 ft · 15 sec

  13. 13

    Merge slight right onto Katy Freeway

    10.9 mi · 14 min · Katy Freeway

  14. 14

    Continue on East Freeway

    5.8 mi · 7 min · East Freeway

  15. 15

    Keep slight left to continue on East Freeway

    13.4 mi · 16 min · East Freeway

  16. 16

    Keep slight left to continue on East Freeway

    9.1 mi · 11 min · East Freeway

  17. 17

    Take the exit slight right toward TX 146: Mont Belvieu, Dayton, Baytown

    1735 ft · 42 sec

  18. 18

    Continue on East Freeway Frontage Road

    832 ft · 19 sec · East Freeway Frontage Road

  19. 19

    Turn left

    1.9 mi · 3 min

  20. 20

    Turn right onto Farm-to-Market Road 565

    1481 ft · 32 sec · Farm-to-Market Road 565

  21. 21

    Arrive at your destination

    0 m · 1 sec · Farm-to-Market Road 565

Car Route Details

A richer read on the saved driving route between Laredo and Mont Belvieu.

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
21 steps
3 turns on the saved route
Ramps & Exits
7
3 merges, 4 ramps or exits
Navigation Density
5.5 / 100 mi
Decision points by distance
Main Roads
I 10 East
152 mi · 40%
Purple Heart Trail
144 mi · 38%
East Freeway
28.3 mi · 7%
90th Infantry Division Highway
22.2 mi · 6%
Katy Freeway
10.9 mi · 3%
South Pan Am Expressway
8.4 mi · 2%
Longest Stretch

I 10 East

Continue on I 10 East: Houston, Austin, Waco

151 mi · 02h 34m

Route Summary

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

Trip Read

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.

Drive Time
06h 42m
Overnight route
Same-Day Return
13h 26m
Round-trip wheel time
Road vs Air
+57.4 mi
323.2 mi direct line
Halfway Stop
Seguin
03h 21m from Laredo
Leave By
10:34 PM CDT
Overnight-style route
Weather Watch

Mostly Sunny leaving Laredo and Slight Chance Showers And Thunderstorms near Mont Belvieu.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Laredo to Mont Belvieu?

The road trip is about 380.6 miles (612.5 km) and usually takes 06h 42m 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?

Seguin is a useful midpoint, sitting about 190.3 miles from Laredo and 190.3 miles from Mont Belvieu.

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

The direct path is about 323.2 miles (520.1 km), while the road route adds roughly 57.4 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 $50.75 one way or $101.50 round trip. Estimated CO2 is about 119.4 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Laredo and Slight Chance Showers And Thunderstorms near Mont Belvieu.

Stop Ideas Near Seguin

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Seguin and the surrounding midpoint area.
New Braunfels Parks and Recreation
Scenic stop 12.7 mi away

New Braunfels Parks and Recreation

New Braunfels , TX
110 Golf Course Rd, New Braunfels, TX 78130
Rating 4.1/5 29 reviews City government office,Park,Skateboard park
Stop photo coming soon
Meeting point 10.7 mi away

Marion City Hall

Marion , TX
303 S Center St, Marion, TX 78124
Rating 2.0/5 8 reviews City government office
Comal County Courthouse(Gerichtsgebäude)
Nearby stop 12 mi away

Comal County Courthouse(Gerichtsgebäude)

New Braunfels , TX
100 N Seguin Ave, New Braunfels, TX 78130
Rating 2.6/5 11 reviews Courthouse

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Seguin.

RAIL

San Marcos Station

35 mi away
338 South Guadalupe St.
RAIL

San Antonio Station

52 mi away
350 Hoefgen Street
RAIL

Austin

80 mi away
250 North Lamar Blvd.

Flight Path Map

This map shows the direct air route between Laredo and Mont Belvieu. Straight-line distance: 323.21 mi (520.15 km).

Laredo

#1 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
Mont Belvieu

#2 Mont Belvieu

City in Texas

Population7,137
Coordinates29.8477200, -94.8907600
Altitude21
CountryUnited States
Start: Laredo (-99.50754, 27.50641)
End: Mont Belvieu (-94.89076, 29.84772)

Estimated Travel Time

Distance: 613 km by road

SpeedTime
30 mph (48.3 km/h)12h 40m
40 mph (64.37 km/h)09h 30m
50 mph (80.47 km/h)07h 36m
60 mph (96.56 km/h)06h 20m
70 mph (112.65 km/h)05h 26m
80 mph (129 km/h)04h 44m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
13.43 gal
50.84 L · about $50.75
Round trip
$101.50
26.86 gal · 101.68 L
Estimated CO2
119.4 kg one way
Round trip: 238.7 kg / 526 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $50.75 $101.50
Mid-grade $4.25 $57.10 $114.21
Premium $4.59 $61.66 $123.31
Diesel $3.99 $53.63 $107.25

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

There is no time difference between Laredo and Mont Belvieu. The current time is 07:02:45.

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.