How far is Charlotte, TX from San Antonio, TX?
The driving distance from Charlotte, TX to San Antonio, TX is about 46.1 miles (74.2 km), with a travel time of about 00h 55m by car.
- The straight-line flight distance is about 40.9 miles (65.8 km).
- For a round trip, plan for roughly 01h 51m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 00h 55m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 Bexar County, Texas, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Charlotte and San Antonio.
Turn-by-Turn Driving Directions
Step-by-step road directions between Charlotte and San Antonio.
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1
Start on Edwards Avenue
2 m · 8 sec · Edwards Avenue
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2
Turn left onto Hindes Avenue
15.5 mi · 23 min · Hindes Avenue
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3
Turn left onto South Main Street
722 ft · 14 sec · South Main Street
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4
Continue on 2nd Street
1.1 km · 1 min · 2nd Street
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5
Turn right onto East State Highway 97
3.5 mi · 5 min · East State Highway 97
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6
Turn left onto I-37 Frontage Road
792 ft · 24 sec · I-37 Frontage Road
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7
Take the ramp slight left toward I 37 North
1048 ft · 26 sec
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8
Merge slight left
31.2 mi · 33 min
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9
Take the exit slight right toward Commerce Street, Downtown, The Alamo
1358 ft · 33 sec
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10
Turn straight onto Interstate 37 South
116 m · 12 sec · Interstate 37 South
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11
Turn left onto East Commerce Street
1.4 km · 2 min · East Commerce Street
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12
Turn left onto Military Plaza
119 m · 16 sec · Military Plaza
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13
Turn left onto Dolorosa Street
100 m · 8 sec · Dolorosa Street
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14
Arrive at your destination
0 m · 1 sec · Dolorosa Street
Car Route Details
A richer read on the saved driving route between Charlotte and San Antonio.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 37 North
Merge slight left
31.2 mi · 00h 33m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny leaving Charlotte and Mostly Sunny near San Antonio.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Charlotte to San Antonio?
The road trip is about 46.1 miles (74.2 km) and usually takes 00h 55m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Sandy Oaks is a useful midpoint, sitting about 26.4 miles from Charlotte and 19.7 miles from San Antonio.
How much longer is the road route than the straight-line distance?
The direct path is about 40.9 miles (65.8 km), while the road route adds roughly 5.2 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 4:38 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.16 one way or $12.32 round trip. Estimated CO2 is about 14.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Charlotte and Mostly Sunny near San Antonio.
Stop Ideas Near Sandy Oaks
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Sandy Oaks.
San Antonio Station
San Marcos Station
Flight Path Map
This map shows the direct air route between Charlotte and San Antonio. Straight-line distance: 40.91 mi (65.84 km).
#1 Charlotte
City in Atascosa County, Texas, United States
| Population | 1,909 |
| Coordinates | 28.8619200, -98.7064100 |
| Altitude | 165 |
| 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: 74 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 32m |
| 40 mph (64.37 km/h) | 01h 09m |
| 50 mph (80.47 km/h) | 00h 55m |
| 60 mph (96.56 km/h) | 00h 46m |
| 70 mph (112.65 km/h) | 00h 39m |
| 80 mph (129 km/h) | 00h 34m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $6.16 | $12.32 |
| Mid-grade | $4.25 | $6.93 | $13.86 |
| Premium | $4.59 | $7.48 | $14.97 |
| Diesel | $3.99 | $6.51 | $13.02 |
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 · May 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.