How far is Hamlin, TX from San Antonio, TX?
The driving distance from Hamlin, TX to San Antonio, TX is about 287.4 miles (462.6 km), with a travel time of about 04h 42m by car.
- The straight-line flight distance is about 257.9 miles (415 km).
- For a round trip, plan for roughly 09h 25m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 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 04h 42m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
City in Menard County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Hamlin and San Antonio.
Turn-by-Turn Driving Directions
Step-by-step road directions between Hamlin and San Antonio.
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1
Start on North Central Avenue
1.4 km · 1 min · North Central Avenue
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2
Continue on US Highway 83 West
16.5 mi · 24 min · US Highway 83 West
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3
Continue on West Court Plaza
595 ft · 8 sec · West Court Plaza
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4
Turn slight right onto Commercial Avenue
32.5 mi · 35 min · Commercial Avenue
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5
Continue straight
7.8 mi · 9 min
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6
Continue straight
39.5 mi · 45 min
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7
Turn left onto South 7th Street
16.5 mi · 18 min · South 7th Street
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8
Continue on Grassmeyer Street
41.9 mi · 45 min · Grassmeyer Street
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9
Continue on Ellis Street
29.4 mi · 31 min · Ellis Street
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10
Take the exit left toward I 10 East: San Antonio
40 mi · 38 min
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11
Continue straight
54.3 mi · 55 min
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12
Keep slight right
17.4 mi · 20 min
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13
Keep slight right to continue on McDermott Freeway
1.7 mi · 2 min · McDermott Freeway
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14
Take the exit slight right toward Santa Rosa Street, Downtown
2505 ft · 1 min
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15
Turn straight onto North Pecos-La Trinidad
804 ft · 16 sec · North Pecos-La Trinidad
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16
Keep slight right to continue on North Pecos-La Trinidad
2963 ft · 1 min · North Pecos-La Trinidad
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17
Turn left onto Dolorosa Street
2582 ft · 56 sec · Dolorosa Street
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18
Arrive at your destination
0 m · 1 sec · Dolorosa Street
Car Route Details
A richer read on the saved driving route between Hamlin and San Antonio.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
I 10 East
Continue straight
54.3 mi · 00h 55m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Mostly Sunny leaving Hamlin and Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms near San Antonio.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Hamlin to San Antonio?
The road trip is about 287.4 miles (462.6 km) and usually takes 04h 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?
Menard is a useful midpoint, sitting about 150.2 miles from Hamlin and 137.3 miles from San Antonio.
How much longer is the road route than the straight-line distance?
The direct path is about 257.9 miles (415 km), while the road route adds roughly 29.5 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 7:34 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $38.32 one way or $76.64 round trip. Estimated CO2 is about 90.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Hamlin and Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms near San Antonio.
Stop Ideas Near Menard
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Menard City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Menard.
Flight Path Map
This map shows the direct air route between Hamlin and San Antonio. Straight-line distance: 257.86 mi (414.98 km).
#1 Hamlin
City in Fisher County, Texas, United States
| Population | 1,997 |
| Coordinates | 32.8848300, -100.1264900 |
| Altitude | 525 |
| Country | United States |
#2 San Antonio
The seventh most populous city in the United States and the center of the San Antonio metropolitan area.
| Population | 1,567,118 |
| Coordinates | 29.4241200, -98.4936300 |
| Altitude | 198 |
| Country | United States |
End: Dolorosa Street (-98.493645, 29.424163)
Estimated Travel Time
Distance: 463 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 34m |
| 40 mph (64.37 km/h) | 07h 11m |
| 50 mph (80.47 km/h) | 05h 44m |
| 60 mph (96.56 km/h) | 04h 47m |
| 70 mph (112.65 km/h) | 04h 06m |
| 80 mph (129 km/h) | 03h 35m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $38.32 | $76.64 |
| Mid-grade | $4.25 | $43.12 | $86.23 |
| Premium | $4.59 | $46.55 | $93.11 |
| Diesel | $3.99 | $40.49 | $80.98 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.