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

The driving distance from Waco, TX to San Antonio, TX is about 198.9 miles (320.1 km), with a travel time of about 02h 52m by car.

  • The straight-line flight distance is about 167.3 miles (269.3 km).
  • For a round trip, plan for roughly 05h 44m 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
198.91 mi
02h 52m
Flight
167.3 mi
269.25 km direct

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

Learn Distance

Choose another destination from Waco.

Flight Distance

Direct air line
167.3 mi
Kilometers
269.25 km
Flight Time
00h 20m

Driving Distance

Road route
198.91 mi
Kilometers
320.12 km
Drive Time
02h 52m

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 52m.

Arrival Snapshot
Arrive in San Antonio
Thu, Apr 23, 12:04 AM CDT
Return by in Waco
Thu, Apr 23, 2:56 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Waco
2026-04-22T21:12
Arrive San Antonio
Thu, Apr 23, 12:04 AM CDT
Route Timing
02h 52m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
10:52 AM to 12:52 PM CDT

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

Leave by
12:46 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Waco
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
Wells Branch
TX

Census designated place

From Waco
90 mi
01h 26m
To San Antonio
108.9 mi
01h 26m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
78°F
Wednesday

Chance Showers And Thunderstorms

Starts
Wed, Apr 22 6:00 AM CDT
Wind
5 to 10 mph SSE
Destination
82°F
Wednesday

Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms

Starts
Wed, Apr 22 6:00 AM CDT
Wind
5 mph SE

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on West Waco Drive

    110 m · 15 sec · West Waco Drive

  2. 2

    Continue on West Waco Drive

    525 ft · 26 sec · West Waco Drive

  3. 3

    Turn left onto North 18th Street

    1.4 mi · 4 min · North 18th Street

  4. 4

    Turn right onto South Jack Kultgen Expressway

    60 m · 4 sec · South Jack Kultgen Expressway

  5. 5

    Take the ramp straight toward I 35 South

    1605 ft · 39 sec

  6. 6

    Merge slight left onto South Jack Kultgen Expressway

    2.5 mi · 3 min · South Jack Kultgen Expressway

  7. 7

    Continue on Purple Heart Trail

    37.9 mi · 39 min · Purple Heart Trail

  8. 8

    Keep slight left

    55.8 mi · 59 min

  9. 9

    Keep slight left to continue on Purple Heart Trail

    49.8 mi · 55 min · Purple Heart Trail

  10. 10

    Continue on Interstate Highway 35

    1.7 mi · 2 min · Interstate Highway 35

  11. 11

    Continue on Purple Heart Trail

    11.9 mi · 13 min · Purple Heart Trail

  12. 12

    Continue on North Pan Am Expressway

    10 mi · 12 min · North Pan Am Expressway

  13. 13

    Keep slight left to continue on North Pan Am Expressway

    6.4 mi · 8 min · North Pan Am Expressway

  14. 14

    Keep slight left to continue on North Pan Am Expressway

    2907 ft · 41 sec · North Pan Am Expressway

  15. 15

    Take the exit slight right toward Lexington Avenue, Main Avenue, San Pedro Avenue

    684 ft · 17 sec

  16. 16

    Turn straight onto East Elmira Street

    526 ft · 17 sec · East Elmira Street

  17. 17

    Turn left onto North Main Avenue

    830 ft · 19 sec · North Main Avenue

  18. 18

    Enter the roundabout and take exit 2 toward Navarro Street

    49 m · 3 sec · Navarro Street

  19. 19

    Exit the roundabout onto Navarro Street

    34 m · 2 sec · Navarro Street

  20. 20

    Keep slight right to continue on North Main Avenue

    2181 ft · 52 sec · North Main Avenue

  21. 21

    Turn right onto West Travis Street

    68 m · 11 sec · West Travis Street

  22. 22

    Turn left onto North Flores Street

    807 ft · 20 sec · North Flores Street

  23. 23

    Continue on Military Plaza

    119 m · 16 sec · Military Plaza

  24. 24

    Turn left onto Dolorosa Street

    100 m · 8 sec · Dolorosa Street

  25. 25

    Arrive at your destination

    0 m · 1 sec · Dolorosa Street

Car Route Details

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

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
25 steps
9 turns on the saved route
Ramps & Exits
5
1 merges, 4 ramps or exits
Navigation Density
12.6 / 100 mi
Decision points by distance
Main Roads
Purple Heart Trail
155 mi · 78%
North Pan Am Expressway
17 mi · 9%
South Jack Kultgen Expressway
2.51 mi · 1%
Interstate Highway 35
1.73 mi · 1%
North 18th Street
1.39 mi · 1%
North Main Avenue
0.57 mi
Longest Stretch

Purple Heart Trail

Keep slight left

55.8 mi · 00h 59m

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 52m
Day trip friendly
Same-Day Return
05h 44m
Round-trip wheel time
Road vs Air
+31.6 mi
167.3 mi direct line
Halfway Stop
Wells Branch
01h 26m from Waco
Leave By
12:46 PM CDT
Morning start is best
Weather Watch

Chance Showers And Thunderstorms leaving Waco 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 Waco to San Antonio?

The road trip is about 198.9 miles (320.1 km) and usually takes 02h 52m 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?

Wells Branch is a useful midpoint, sitting about 90 miles from Waco and 108.9 miles from San Antonio.

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

The direct path is about 167.3 miles (269.3 km), while the road route adds roughly 31.6 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 12:46 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $26.53 one way or $53.06 round trip. Estimated CO2 is about 62.4 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms around Waco and Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms near San Antonio.

Stop Ideas Near Wells Branch

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

Mid-route Guidance
Local place coverage is thin around Wells Branch, 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 Wells Branch.

RAIL

Austin

21 mi away
250 North Lamar Blvd.
RAIL

Taylor

29 mi away
118 East First St.
RAIL

San Marcos Station

68 mi away
338 South Guadalupe St.
BUS

Killeen, Texas

75 mi away
200 East Avenue C

Flight Path Map

This map shows the direct air route between Waco and San Antonio. Straight-line distance: 167.3 mi (269.25 km).

Waco

#1 Waco

The 11th most populous city in Texas.

Population141,377
Coordinates31.5493300, -97.1466700
Altitude143
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: West Waco Drive (-97.14678, 31.549415)
End: Dolorosa Street (-98.493645, 29.424163)

Estimated Travel Time

Distance: 320 km by road

SpeedTime
30 mph (48.3 km/h)06h 37m
40 mph (64.37 km/h)04h 58m
50 mph (80.47 km/h)03h 58m
60 mph (96.56 km/h)03h 18m
70 mph (112.65 km/h)02h 50m
80 mph (129 km/h)02h 28m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
7.02 gal
26.57 L · about $26.53
Round trip
$53.06
14.04 gal · 53.14 L
Estimated CO2
62.4 kg one way
Round trip: 124.8 kg / 275 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $26.53 $53.06
Mid-grade $4.25 $29.85 $59.70
Premium $4.59 $32.23 $64.46
Diesel $3.99 $28.03 $56.06

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

There is no time difference between Waco and San Antonio. The current time is 21:12:05.

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.