How far is Laredo, TX from Dayton, TX?

The driving distance from Laredo, TX to Dayton, TX is about 386.1 miles (621.3 km), with a travel time of about 06h 48m by car.

  • The straight-line flight distance is about 330.3 miles (531.6 km).
  • For a round trip, plan for roughly 13h 36m 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
386.08 mi
06h 48m
Flight
330.35 mi
531.65 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
330.35 mi
Kilometers
531.65 km
Flight Time
00h 39m

Driving Distance

Road route
386.08 mi
Kilometers
621.34 km
Drive Time
06h 48m

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 48m.

Arrival Snapshot
Arrive in Dayton
Thu, Apr 23, 5:54 AM CDT
Return by in Laredo
Thu, Apr 23, 12:42 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Laredo
2026-04-22T23:05
Arrive Dayton
Thu, Apr 23, 5:54 AM CDT
Route Timing
06h 48m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
12:48 PM to 2:18 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
10:24 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

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
Seguin
TX

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

From Laredo
193.1 mi
03h 24m
To Dayton
193.1 mi
03h 24m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
89°F
Wednesday

Partly Sunny

Starts
Wed, Apr 22 6:00 AM CDT
Wind
8 mph SE
Destination
78°F
Wednesday

Chance Showers And Thunderstorms then Showers And Thunderstorms

Starts
Wed, Apr 22 6:00 AM CDT
Wind
5 to 10 mph SE

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Laredo and Dayton.

  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 right to continue on Crosby Freeway

    4.5 mi · 6 min · Crosby Freeway

  16. 16

    Turn straight onto Crosby Freeway

    1.7 mi · 2 min · Crosby Freeway

  17. 17

    Take the exit straight toward US 90

    1304 ft · 32 sec

  18. 18

    Continue on Crosby Freeway

    9.2 mi · 11 min · Crosby Freeway

  19. 19

    Continue on Crosby Freeway

    2.1 mi · 2 min · Crosby Freeway

  20. 20

    Continue on Beaumont Highway

    5 mi · 6 min · Beaumont Highway

  21. 21

    Continue on US Highway 90

    1.5 mi · 2 min · US Highway 90

  22. 22

    Continue on United States Highway 90 West

    6.3 mi · 7 min · United States Highway 90 West

  23. 23

    Turn right onto South Winfree Street

    43 m · 9 sec · South Winfree Street

  24. 24

    Turn left

    69 m · 18 sec

  25. 25

    Turn right

    47 m · 16 sec

  26. 26

    Turn left

    27 m · 6 sec

  27. 27

    Arrive at your destination

    0 m · 1 sec

Car Route Details

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

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
27 steps
6 turns on the saved route
Ramps & Exits
7
3 merges, 4 ramps or exits
Navigation Density
7 / 100 mi
Decision points by distance
Main Roads
I 10 East
152 mi · 39%
Purple Heart Trail
144 mi · 37%
90th Infantry Division Highway
22.2 mi · 6%
Crosby Freeway
17.5 mi · 5%
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 48m
Overnight route
Same-Day Return
13h 36m
Round-trip wheel time
Road vs Air
+55.8 mi
330.3 mi direct line
Halfway Stop
Seguin
03h 24m from Laredo
Leave By
10:24 PM CDT
Overnight-style route
Weather Watch

Partly Sunny leaving Laredo and Chance Showers And Thunderstorms then Showers And Thunderstorms near Dayton.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Laredo to Dayton?

The road trip is about 386.1 miles (621.3 km) and usually takes 06h 48m 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 193.1 miles from Laredo and 193.1 miles from Dayton.

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

The direct path is about 330.3 miles (531.6 km), while the road route adds roughly 55.8 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 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 $51.47 one way or $102.94 round trip. Estimated CO2 is about 121 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny around Laredo and Chance Showers And Thunderstorms then Showers And Thunderstorms near Dayton.

Stop Ideas Near Seguin

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

Mid-route Guidance
Local place coverage is thin around Seguin, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

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 Dayton. Straight-line distance: 330.35 mi (531.65 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
Dayton

#2 Dayton

City in Liberty County, Texas, United States

Population8,628
Coordinates30.0466100, -94.8852000
Altitude25
CountryUnited States
Start: Laredo (-99.50754, 27.50641)
End: Dayton (-94.8852, 30.04661)

Estimated Travel Time

Distance: 621 km by road

SpeedTime
30 mph (48.3 km/h)12h 51m
40 mph (64.37 km/h)09h 39m
50 mph (80.47 km/h)07h 43m
60 mph (96.56 km/h)06h 26m
70 mph (112.65 km/h)05h 30m
80 mph (129 km/h)04h 48m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
13.62 gal
51.57 L · about $51.47
Round trip
$102.94
27.24 gal · 103.14 L
Estimated CO2
121 kg one way
Round trip: 242.1 kg / 534 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $51.47 $102.94
Mid-grade $4.25 $57.91 $115.82
Premium $4.59 $62.53 $125.06
Diesel $3.99 $54.38 $108.77

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 Dayton. The current time is 23:05:51.

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.