How far is Boerne, TX from San Antonio, TX?
The driving distance from Boerne, TX to San Antonio, TX is about 31.1 miles (50.1 km), with a travel time of about 00h 35m by car.
- The straight-line flight distance is about 29.3 miles (47.2 km).
- For a round trip, plan for roughly 01h 11m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 35m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Bexar County, Texas, United States
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 Boerne and San Antonio.
Turn-by-Turn Driving Directions
Step-by-step road directions between Boerne and San Antonio.
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1
Start on East Blanco Road
20 m · 9 sec · East Blanco Road
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2
Turn left onto North Main Street
2.2 mi · 4 min · North Main Street
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3
Turn left
1534 ft · 28 sec
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4
Continue on Interstate 10 West
1887 ft · 32 sec · Interstate 10 West
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5
Take the ramp slight left
1628 ft · 40 sec
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6
Merge slight left
7 mi · 7 min
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7
Keep slight right
17.4 mi · 20 min
-
8
Keep slight right to continue on McDermott Freeway
1.7 mi · 2 min · McDermott Freeway
-
9
Take the exit slight right toward Santa Rosa Street, Downtown
2505 ft · 1 min
-
10
Turn straight onto North Pecos-La Trinidad
804 ft · 16 sec · North Pecos-La Trinidad
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11
Keep slight right to continue on North Pecos-La Trinidad
2963 ft · 1 min · North Pecos-La Trinidad
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12
Turn left onto Dolorosa Street
2582 ft · 56 sec · Dolorosa Street
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13
Arrive at your destination
0 m · 1 sec · Dolorosa Street
Car Route Details
A richer read on the saved driving route between Boerne and San Antonio.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Interstate 10 West
Keep slight right
17.4 mi · 00h 20m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Mostly Sunny leaving Boerne 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 Boerne to San Antonio?
The road trip is about 31.1 miles (50.1 km) and usually takes 00h 35m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Shavano Park is a useful midpoint, sitting about 15.5 miles from Boerne and 15.6 miles from San Antonio.
How much longer is the road route than the straight-line distance?
The direct path is about 29.3 miles (47.2 km), while the road route adds roughly 1.8 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:18 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.16 one way or $8.31 round trip. Estimated CO2 is about 9.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Boerne and Mostly Sunny near San Antonio.
Stop Ideas Near Shavano Park
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Piazza Italia Park
Cohen for San Antonio City Council
Fair Oaks Ranch City Office
Municipal Plaza
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Shavano Park.
San Antonio Station
San Marcos Station
Austin
Flight Path Map
This map shows the direct air route between Boerne and San Antonio. Straight-line distance: 29.33 mi (47.21 km).
#1 Boerne
City in Texas, USA
| Population | 19,066 |
| Coordinates | 29.7946600, -98.7319700 |
| Altitude | 430 |
| 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: 50 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 02m |
| 40 mph (64.37 km/h) | 00h 46m |
| 50 mph (80.47 km/h) | 00h 37m |
| 60 mph (96.56 km/h) | 00h 31m |
| 70 mph (112.65 km/h) | 00h 26m |
| 80 mph (129 km/h) | 00h 23m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $4.16 | $8.31 |
| Mid-grade | $4.25 | $4.68 | $9.35 |
| Premium | $4.59 | $5.05 | $10.10 |
| Diesel | $3.99 | $4.39 | $8.78 |
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 · May 29, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.