How far is Houston, TX from Asherton, TX?

The driving distance from Houston, TX to Asherton, TX is about 309.7 miles (498.4 km), with a travel time of about 05h 42m by car.

  • The straight-line flight distance is about 280.7 miles (451.7 km).
  • For a round trip, plan for roughly 11h 24m 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
309.67 mi
05h 42m
Flight
280.69 mi
451.72 km direct

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

Learn Distance

Choose another destination from Houston.

Flight Distance

Direct air line
280.69 mi
Kilometers
451.72 km
Flight Time
00h 33m

Driving Distance

Road route
309.67 mi
Kilometers
498.37 km
Drive Time
05h 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 05h 42m.

Arrival Snapshot
Arrive in Asherton
Sun, Apr 12, 8:33 PM CDT
Return by in Houston
Mon, Apr 13, 2:15 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Houston
2026-04-12T14:50
Arrive Asherton
Sun, Apr 12, 8:33 PM CDT
Route Timing
05h 42m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:42 AM to 1:42 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
5:36 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in 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
Kingsbury
TX

Census designated place

From Houston
154.7 mi
02h 51m
To Asherton
155 mi
02h 51m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
80°F
Sunday

Chance Showers And Thunderstorms

Starts
Sun, Apr 12 6:00 AM CDT
Wind
10 to 15 mph SE
Destination
84°F
Sunday

Chance Showers And Thunderstorms

Starts
Sun, Apr 12 6:00 AM CDT
Wind
10 to 15 mph SE

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Houston and Asherton.

  1. 1

    Start on Louisiana Street

    761 ft · 25 sec · Louisiana Street

  2. 2

    Take the ramp straight toward I 10 West: San Antonio

    2149 ft · 52 sec

  3. 3

    Merge slight right onto Katy Freeway

    174.9 mi · 3 hr 2 min · Katy Freeway

  4. 4

    Keep slight left

    12 mi · 13 min

  5. 5

    Keep slight left to continue on 90th Infantry Division Highway

    1.2 km · 52 sec · 90th Infantry Division Highway

  6. 6

    Continue on Jose Lopez Freeway

    8 mi · 9 min · Jose Lopez Freeway

  7. 7

    Take the exit slight right toward I 35, I 10 West, US 87 North: Laredo, El Paso, Austin

    923 ft · 23 sec

  8. 8

    Keep slight left to continue on I 35 South: Laredo

    2518 ft · 1 min

  9. 9

    Merge slight left onto South Pan Am Expressway

    8.3 mi · 10 min · South Pan Am Expressway

  10. 10

    Continue on Purple Heart Trail

    60.5 mi · 1 hr 1 min · Purple Heart Trail

  11. 11

    Take the exit slight right toward Texas 85: Charlotte, Carrizo Springs, Crystal City

    785 ft · 19 sec

  12. 12

    Turn straight onto I 35 Access Road West

    806 ft · 24 sec · I 35 Access Road West

  13. 13

    Turn right

    32.1 mi · 48 min

  14. 14

    Turn left

    10.8 mi · 15 min

  15. 15

    Continue on FM 190

    856 ft · 15 sec · FM 190

  16. 16

    Continue on Carter Street

    2600 ft · 47 sec · Carter Street

  17. 17

    Arrive at your destination

    0 m · 1 sec · Carter Street

Car Route Details

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

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
17 steps
3 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
5.5 / 100 mi
Decision points by distance
Main Roads
Katy Freeway
187 mi · 60%
Purple Heart Trail
60.5 mi · 20%
South Pan Am Expressway
8.33 mi · 3%
Jose Lopez Freeway
8.03 mi · 3%
90th Infantry Division Highway
0.75 mi
Carter Street
0.49 mi
Longest Stretch

Katy Freeway

Merge slight right onto Katy Freeway

175 mi · 03h 02m

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 42m
Long day trip
Same-Day Return
11h 24m
Round-trip wheel time
Road vs Air
+29 mi
280.7 mi direct line
Halfway Stop
Kingsbury
02h 51m from Houston
Leave By
5:36 AM CDT
Early departure recommended
Weather Watch

Chance Showers And Thunderstorms leaving Houston and Chance Showers And Thunderstorms near Asherton.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Houston to Asherton?

The road trip is about 309.7 miles (498.4 km) and usually takes 05h 42m 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?

Kingsbury is a useful midpoint, sitting about 154.7 miles from Houston and 155 miles from Asherton.

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

The direct path is about 280.7 miles (451.7 km), while the road route adds roughly 29 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 5:36 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $41.30 one way or $82.61 round trip. Estimated CO2 is about 97.1 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms around Houston and Chance Showers And Thunderstorms near Asherton.

Stop Ideas Near Kingsbury

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

Mid-route Guidance
Local place coverage is thin around Kingsbury, 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 Kingsbury.

RAIL

San Marcos Station

28 mi away
338 South Guadalupe St.
RAIL

San Antonio Station

68 mi away
350 Hoefgen Street
RAIL

Austin

69 mi away
250 North Lamar Blvd.
RAIL

Taylor

110 mi away
118 East First St.

Flight Path Map

This map shows the direct air route between Houston and Asherton. Straight-line distance: 280.69 mi (451.72 km).

Houston

#1 Houston

The fourth most populous city in the United States and the center of the Houston metropolitan area.

Population2,316,120
Coordinates29.7632800, -95.3632700
Altitude12
CountryUnited States
Photo coming soon

#2 Asherton

City in Dimmit County, Texas, United States

Population1,011
Coordinates28.4419300, -99.7603300
Altitude165
CountryUnited States
Start: Houston (-95.36327, 29.76328)
End: Asherton (-99.76033, 28.44193)

Estimated Travel Time

Distance: 498 km by road

SpeedTime
30 mph (48.3 km/h)10h 19m
40 mph (64.37 km/h)07h 44m
50 mph (80.47 km/h)06h 11m
60 mph (96.56 km/h)05h 09m
70 mph (112.65 km/h)04h 25m
80 mph (129 km/h)03h 51m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
10.93 gal
41.36 L · about $41.30
Round trip
$82.61
21.86 gal · 82.72 L
Estimated CO2
97.1 kg one way
Round trip: 194.3 kg / 428 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $41.30 $82.61
Mid-grade $4.25 $46.47 $92.95
Premium $4.59 $50.18 $100.36
Diesel $3.99 $43.64 $87.29

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 12, 2026

There is no time difference between Houston and Asherton. The current time is 14:50:59.

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.