How far is Dallas, TX from Alamo, TX?
The driving distance from Dallas, TX to Alamo, TX is about 520.8 miles (838.2 km), with a travel time of about 09h 00m by car.
- The straight-line flight distance is about 462.8 miles (744.8 km).
- For a round trip, plan for roughly 18h 00m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM CDT.
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.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
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 09h 00m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Census designated place
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Dallas and Alamo.
Turn-by-Turn Driving Directions
Step-by-step road directions between Dallas and Alamo.
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1
Start on North Lamar Street
1233 ft · 34 sec · North Lamar Street
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2
Turn right onto Elm Street
1125 ft · 31 sec · Elm Street
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3
Continue on Elm Street
709 ft · 14 sec · Elm Street
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4
Take the ramp straight toward I 30, I 35E
100 m · 8 sec
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5
Keep slight left to continue on I 30 West, I 35E South
835 ft · 20 sec
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6
Keep slight right to continue on I 35E South
101 m · 8 sec
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7
Merge slight right onto South Stemmons Freeway
1.4 km · 1 min · South Stemmons Freeway
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8
Continue on South R L Thornton Freeway
2866 ft · 44 sec · South R L Thornton Freeway
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9
Continue on South R L Thornton Freeway
89.3 mi · 1 hr 32 min · South R L Thornton Freeway
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10
Continue on North Jack Kultgen Expressway
6.6 mi · 8 min · North Jack Kultgen Expressway
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11
Continue on Purple Heart Trail
37.9 mi · 39 min · Purple Heart Trail
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12
Keep slight left
26.5 mi · 27 min
-
13
Take the exit slight right toward TX 130 Toll South: San Antonio
1.1 km · 56 sec
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14
Continue straight
86.1 mi · 1 hr 19 min
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15
Keep slight right to continue on I 10 West: San Antonio
3262 ft · 1 min
-
16
Merge slight left
11.1 mi · 11 min
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17
Continue straight
9.4 mi · 9 min
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18
Keep slight left
12 mi · 13 min
-
19
Keep slight right to continue on Connally Loop
1.4 mi · 2 min · Connally Loop
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20
Merge slight left onto Connally Loop
6.7 mi · 7 min · Connally Loop
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21
Take the exit slight right toward I 37, US 281 North: San Antonio, Corpus Christi
1184 ft · 29 sec
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22
Keep slight left to continue on I 37 South: Corpus Christi
2457 ft · 1 min
-
23
Merge slight left
60.5 mi · 1 hr 1 min
-
24
Take the exit slight right toward US 281 South
15.2 mi · 19 min
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25
Keep slight left to continue on South Nueces Street
66.2 mi · 1 hr 10 min · South Nueces Street
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26
Keep slight left
9.5 mi · 10 min
-
27
Keep slight left to continue on Falfurrias Expressway
55.8 mi · 59 min · Falfurrias Expressway
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28
Keep slight left
18.4 mi · 20 min
-
29
Merge slight left
2577 ft · 34 sec
-
30
Continue straight
2.3 mi · 3 min
-
31
Take the exit slight right toward FM 907: Alamo Road
1183 ft · 29 sec
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32
Turn straight onto East Expressway 83
2219 ft · 48 sec · East Expressway 83
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33
Turn right onto North Alamo Road
2608 ft · 1 min · North Alamo Road
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34
Turn left
15 m · 1 sec
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35
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Dallas and Alamo.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
South R L Thornton Freeway
Continue on South R L Thornton Freeway
89.3 mi · 01h 32m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Chance Showers And Thunderstorms leaving Dallas and Mostly Cloudy near Alamo.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Dallas to Alamo?
The road trip is about 520.8 miles (838.2 km) and usually takes 09h 00m 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?
McQueeney is a useful midpoint, sitting about 261 miles from Dallas and 259.9 miles from Alamo.
How much longer is the road route than the straight-line distance?
The direct path is about 462.8 miles (744.8 km), while the road route adds roughly 58 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 $69.46 one way or $138.92 round trip. Estimated CO2 is about 163.3 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Dallas and Mostly Cloudy near Alamo.
Stop Ideas Near McQueeney
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
New Braunfels Parks and Recreation
Schertz EMS
La Vernia City Office
Comal County Courthouse(Gerichtsgebäude)
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to McQueeney.
San Marcos Station
San Antonio Station
Austin
Flight Path Map
This map shows the direct air route between Dallas and Alamo. Straight-line distance: 462.78 mi (744.77 km).
#1 Dallas
The ninth most populous city in the United States and the center of the Dallas-Fort Worth metropolitan area.
| Population | 1,343,266 |
| Coordinates | 32.7830600, -96.8066700 |
| Altitude | 128 |
| Country | United States |
#2 Alamo
Town in southern Texas, United States
| Population | 20,556 |
| Coordinates | 26.1836900, -98.1230600 |
| Altitude | 30 |
| Country | United States |
End: Alamo (-98.12306, 26.18369)
Estimated Travel Time
Distance: 838 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 17h 21m |
| 40 mph (64.37 km/h) | 13h 01m |
| 50 mph (80.47 km/h) | 10h 24m |
| 60 mph (96.56 km/h) | 08h 40m |
| 70 mph (112.65 km/h) | 07h 26m |
| 80 mph (129 km/h) | 06h 29m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $69.46 | $138.92 |
| Mid-grade | $4.25 | $78.15 | $156.30 |
| Premium | $4.59 | $84.38 | $168.77 |
| Diesel | $3.99 | $73.39 | $146.78 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.