How far is Houston, TX from Alamo, TX?

The driving distance from Houston, TX to Alamo, TX is about 348.6 miles (561 km), with a travel time of about 06h 39m by car.

  • The straight-line flight distance is about 299.2 miles (481.5 km).
  • For a round trip, plan for roughly 13h 18m 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
348.61 mi
06h 39m
Flight
299.18 mi
481.49 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
299.18 mi
Kilometers
481.49 km
Flight Time
00h 36m

Driving Distance

Road route
348.61 mi
Kilometers
561.04 km
Drive Time
06h 39m

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 39m.

Arrival Snapshot
Arrive in Alamo
Wed, Apr 15, 6:27 AM CDT
Return by in Houston
Wed, Apr 15, 1:06 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Houston
2026-04-14T23:47
Arrive Alamo
Wed, Apr 15, 6:27 AM CDT
Route Timing
06h 39m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
12:39 PM to 2:09 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
10:42 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Houston
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
Woodsboro
TX

Town in Frederick County Maryland

From Houston
174.5 mi
03h 19m
To Alamo
174.1 mi
03h 19m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
71°F
Tonight

Mostly Cloudy

Starts
Tue, Apr 14 11:00 PM CDT
Wind
5 to 10 mph S
Destination
89°F
Tuesday

Mostly Sunny

Starts
Tue, Apr 14 6:00 AM CDT
Wind
13 to 18 mph SE

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on Louisiana Street

    45 m · 12 sec · Louisiana Street

  2. 2

    Turn left onto Congress Street

    91 m · 15 sec · Congress Street

  3. 3

    Turn left onto Smith Street

    2.7 mi · 6 min · Smith Street

  4. 4

    Merge slight left onto Southwest Freeway

    32.8 mi · 38 min · Southwest Freeway

  5. 5

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

    1158 ft · 28 sec

  6. 6

    Turn straight onto Southwest Freeway Frontage Road

    1.5 km · 2 min · Southwest Freeway Frontage Road

  7. 7

    Continue on Southwest Freeway Frontage Road

    2217 ft · 1 min · Southwest Freeway Frontage Road

  8. 8

    Continue on US 59 Southbound Frontage Road

    1.4 km · 2 min · US 59 Southbound Frontage Road

  9. 9

    Take the ramp straight

    1027 ft · 25 sec

  10. 10

    Merge slight left

    9.2 mi · 11 min

  11. 11

    Keep slight left

    6.6 mi · 8 min

  12. 12

    Take the exit slight right

    1.5 mi · 2 min

  13. 13

    Continue on US Highway 59

    74.7 mi · 1 hr 22 min · US Highway 59

  14. 14

    Keep slight left to continue on Spur 91

    1.6 km · 1 min · Spur 91

  15. 15

    Merge slight right onto US Highway 77 South

    33.2 mi · 38 min · US Highway 77 South

  16. 16

    Turn straight onto Alamo Street

    37.1 mi · 43 min · Alamo Street

  17. 17

    Take the exit straight toward I 37, US 77, I 69E

    538 ft · 13 sec

  18. 18

    Keep slight left

    1965 ft · 48 sec

  19. 19

    Merge slight right

    2.5 mi · 2 min

  20. 20

    Take the exit slight right toward I 69E, US 77: Kingsville, Brownsville

    28.6 mi · 31 min

  21. 21

    Take the exit slight right toward TX 141

    741 ft · 18 sec

  22. 22

    Turn straight onto South US Highway 77 Bypass

    774 ft · 25 sec · South US Highway 77 Bypass

  23. 23

    Turn right onto East King Avenue

    16.2 mi · 21 min · East King Avenue

  24. 24

    Take the ramp left

    1804 ft · 49 sec

  25. 25

    Merge slight left

    11 mi · 13 min

  26. 26

    Keep slight left

    9.5 mi · 10 min

  27. 27

    Keep slight left to continue on Falfurrias Expressway

    55.8 mi · 59 min · Falfurrias Expressway

  28. 28

    Keep slight left

    18.4 mi · 20 min

  29. 29

    Merge slight left

    2577 ft · 34 sec

  30. 30

    Continue straight

    2.3 mi · 3 min

  31. 31

    Take the exit slight right toward FM 907: Alamo Road

    1183 ft · 29 sec

  32. 32

    Turn straight onto East Expressway 83

    2219 ft · 48 sec · East Expressway 83

  33. 33

    Turn right onto North Alamo Road

    2608 ft · 1 min · North Alamo Road

  34. 34

    Turn left

    15 m · 1 sec

  35. 35

    Arrive at your destination

    0 m · 1 sec

Car Route Details

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

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
35 steps
9 turns on the saved route
Ramps & Exits
14
6 merges, 8 ramps or exits
Navigation Density
10 / 100 mi
Decision points by distance
Main Roads
Falfurrias Expressway
77 mi · 22%
US Highway 59
74.7 mi · 21%
Alamo Street
37.1 mi · 11%
East King Avenue
37.1 mi · 11%
US Highway 77 South
33.2 mi · 10%
Southwest Freeway
32.8 mi · 9%
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

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 39m
Overnight route
Same-Day Return
13h 18m
Round-trip wheel time
Road vs Air
+49.4 mi
299.2 mi direct line
Halfway Stop
Woodsboro
03h 19m from Houston
Leave By
10:42 PM CDT
Overnight-style route
Weather Watch

Mostly Cloudy leaving Houston and Mostly Sunny near Alamo.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 348.6 miles (561 km) and usually takes 06h 39m 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?

Woodsboro is a useful midpoint, sitting about 174.5 miles from Houston and 174.1 miles from Alamo.

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

The direct path is about 299.2 miles (481.5 km), while the road route adds roughly 49.4 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 $46.48 one way or $92.96 round trip. Estimated CO2 is about 109.3 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Cloudy around Houston and Mostly Sunny near Alamo.

Flight Path Map

This map shows the direct air route between Houston and Alamo. Straight-line distance: 299.18 mi (481.49 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
Alamo

#2 Alamo

Town in southern Texas, United States

Population20,556
Coordinates26.1836900, -98.1230600
Altitude30
CountryUnited States
Start: Houston (-95.36327, 29.76328)
End: Alamo (-98.12306, 26.18369)

Estimated Travel Time

Distance: 561 km by road

SpeedTime
30 mph (48.3 km/h)11h 36m
40 mph (64.37 km/h)08h 42m
50 mph (80.47 km/h)06h 58m
60 mph (96.56 km/h)05h 48m
70 mph (112.65 km/h)04h 58m
80 mph (129 km/h)04h 20m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
12.3 gal
46.57 L · about $46.48
Round trip
$92.96
24.6 gal · 93.14 L
Estimated CO2
109.3 kg one way
Round trip: 218.6 kg / 482 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $46.48 $92.96
Mid-grade $4.25 $52.30 $104.60
Premium $4.59 $56.47 $112.94
Diesel $3.99 $49.11 $98.23

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 15, 2026

There is no time difference between Houston and Alamo. The current time is 23:47:39.

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.