How far is Kempner, TX from San Antonio, TX?

The driving distance from Kempner, TX to San Antonio, TX is about 132.6 miles (213.4 km), with a travel time of about 02h 27m by car.

  • The straight-line flight distance is about 118.2 miles (190.2 km).
  • For a round trip, plan for roughly 04h 55m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
132.58 mi
02h 27m
Flight
118.17 mi
190.18 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Kempner.

Flight Distance

Direct air line
118.17 mi
Kilometers
190.18 km
Flight Time
00h 14m

Driving Distance

Road route
132.58 mi
Kilometers
213.36 km
Drive Time
02h 27m

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 02h 27m.

Arrival Snapshot
Arrive in San Antonio
Fri, May 29, 9:01 PM CDT
Return by in Kempner
Fri, May 29, 11:29 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Kempner
2026-05-29T18:34
Arrive San Antonio
Fri, May 29, 9:01 PM CDT
Route Timing
02h 27m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
10:28 AM to 12:28 PM CDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
1:34 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Kempner
9:30 PM CDT
Morning start is best

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
Johnson City
TX

City in Texas, USA

From Kempner
66.1 mi
01h 13m
To San Antonio
66.5 mi
01h 13m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
89°F
Friday

Sunny

Starts
Fri, May 29 6:00 AM CDT
Wind
0 to 5 mph SSW
Destination
89°F
Friday

Mostly Sunny

Starts
Fri, May 29 6:00 AM CDT
Wind
0 to 5 mph SSE

Driving Route Map

The map below follows the saved road route between Kempner and San Antonio.

Turn-by-Turn Driving Directions

Step-by-step road directions between Kempner and San Antonio.

  1. 1

    Start on Depot Avenue

    49 m · 9 sec · Depot Avenue

  2. 2

    Turn right

    55 m · 9 sec

  3. 3

    Turn right onto Central Texas Expressway

    11.6 mi · 14 min · Central Texas Expressway

  4. 4

    Continue on E E Ohnmeiss Drive

    1209 ft · 35 sec · E E Ohnmeiss Drive

  5. 5

    Turn left onto South US Highway 281

    19.6 mi · 21 min · South US Highway 281

  6. 6

    Continue on North Water Street

    3.6 mi · 6 min · North Water Street

  7. 7

    Continue on South US Highway 281

    46 mi · 54 min · South US Highway 281

  8. 8

    Continue on Main Street

    1.2 mi · 2 min · Main Street

  9. 9

    Continue on South US Highway 281

    26.6 mi · 32 min · South US Highway 281

  10. 10

    Turn straight

    3.1 mi · 3 min

  11. 11

    Keep slight left to continue on US 281 HOV Lane

    2.9 mi · 3 min · US 281 HOV Lane

  12. 12

    Merge slight right

    14.8 mi · 18 min

  13. 13

    Continue on William J Bordelon Freeway

    1.1 mi · 1 min · William J Bordelon Freeway

  14. 14

    Take the exit slight right toward Commerce Street, Downtown

    797 ft · 19 sec

  15. 15

    Keep slight right to continue on Downtown, The Alamo, Visitor Information Center

    55 m · 4 sec

  16. 16

    Turn slight right onto East Commerce Street

    1.3 km · 2 min · East Commerce Street

  17. 17

    Turn left onto Military Plaza

    119 m · 16 sec · Military Plaza

  18. 18

    Turn left onto Dolorosa Street

    100 m · 8 sec · Dolorosa Street

  19. 19

    Arrive at your destination

    0 m · 1 sec · Dolorosa Street

Car Route Details

A richer read on the saved driving route between Kempner and San Antonio.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
19 steps
7 turns on the saved route
Ramps & Exits
2
1 merges, 1 ramps or exits
Navigation Density
14.3 / 100 mi
Decision points by distance
Main Roads
South US Highway 281
92.3 mi · 70%
US 281 HOV Lane
17.7 mi · 13%
Central Texas Expressway
11.6 mi · 9%
North Water Street
3.61 mi · 3%
Main Street
1.22 mi · 1%
William J Bordelon Freeway
1.1 mi · 1%
Longest Stretch

South US Highway 281

Continue on South US Highway 281

46 mi · 00h 54m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
02h 27m
Day trip friendly
Same-Day Return
04h 56m
Round-trip wheel time
Road vs Air
+14.4 mi
118.2 mi direct line
Halfway Stop
Johnson City
01h 13m from Kempner
Leave By
1:34 PM CDT
Morning start is best
Weather Watch

Sunny leaving Kempner 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 Kempner to San Antonio?

The road trip is about 132.6 miles (213.4 km) and usually takes 02h 27m 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?

Johnson City is a useful midpoint, sitting about 66.1 miles from Kempner and 66.5 miles from San Antonio.

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

The direct path is about 118.2 miles (190.2 km), while the road route adds roughly 14.4 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 1:34 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $17.69 one way or $35.37 round trip. Estimated CO2 is about 41.6 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Kempner and Mostly Sunny near San Antonio.

Stop Ideas Near Johnson City

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Johnson City, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Johnson City.

RAIL

Austin

63 mi away
250 North Lamar Blvd.
RAIL

San Marcos Station

64 mi away
338 South Guadalupe St.
RAIL

San Antonio Station

96 mi away
350 Hoefgen Street
RAIL

Taylor

101 mi away
118 East First St.

Flight Path Map

This map shows the direct air route between Kempner and San Antonio. Straight-line distance: 118.17 mi (190.18 km).

Kempner

#1 Kempner

City in Lampasas County, Texas, United States

Population1,160
Coordinates31.0810100, -98.0025200
Altitude264
CountryUnited States
San Antonio

#2 San Antonio

The seventh most populous city in the United States and the center of the San Antonio metropolitan area.

Population1,567,118
Coordinates29.4241200, -98.4936300
Altitude198
CountryUnited States
Start: Depot Avenue (-98.002473, 31.081074)
End: Dolorosa Street (-98.493645, 29.424163)

Estimated Travel Time

Distance: 213 km by road

SpeedTime
30 mph (48.3 km/h)04h 25m
40 mph (64.37 km/h)03h 18m
50 mph (80.47 km/h)02h 39m
60 mph (96.56 km/h)02h 12m
70 mph (112.65 km/h)01h 53m
80 mph (129 km/h)01h 39m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
4.68 gal
17.71 L · about $17.69
Round trip
$35.37
9.36 gal · 35.42 L
Estimated CO2
41.6 kg one way
Round trip: 83.2 kg / 183 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $17.69 $35.37
Mid-grade $4.25 $19.90 $39.80
Premium $4.59 $21.49 $42.97
Diesel $3.99 $18.69 $37.37

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

There is no time difference between Kempner and San Antonio. The current time is 18:34:11.

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.