How far is San Antonio, TX from Lake Worth, TX?

The driving distance from San Antonio, TX to Lake Worth, TX is about 279 miles (449 km), with a travel time of about 05h 02m by car.

  • The straight-line flight distance is about 241.7 miles (388.9 km).
  • For a round trip, plan for roughly 10h 05m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
278.98 mi
05h 02m
Flight
241.68 mi
388.94 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from San Antonio.

Flight Distance

Direct air line
241.68 mi
Kilometers
388.94 km
Flight Time
00h 29m

Driving Distance

Road route
278.98 mi
Kilometers
448.98 km
Drive Time
05h 02m

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 05h 02m.

Arrival Snapshot
Arrive in Lake Worth
Sat, Apr 18, 2:44 AM CDT
Return by in San Antonio
Sat, Apr 18, 7:47 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave San Antonio
2026-04-17T21:41
Arrive Lake Worth
Sat, Apr 18, 2:44 AM CDT
Route Timing
05h 02m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:03 AM to 1:03 PM CDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
6:54 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in San Antonio
9:00 PM CDT
Early departure recommended

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
Belton
TX

City in Texas, USA

From San Antonio
139.7 mi
02h 31m
To Lake Worth
139.2 mi
02h 31m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
89°F
Friday

Mostly Cloudy

Starts
Fri, Apr 17 6:00 AM CDT
Wind
10 to 15 mph SSE
Destination
84°F
Friday

Partly Sunny

Starts
Fri, Apr 17 6:00 AM CDT
Wind
10 to 20 mph S

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between San Antonio and Lake Worth.

  1. 1

    Start on Dolorosa Street

    44 m · 5 sec · Dolorosa Street

  2. 2

    Continue on West Market Street

    1893 ft · 42 sec · West Market Street

  3. 3

    Continue on East Market Street

    2143 ft · 46 sec · East Market Street

  4. 4

    Turn left

    111 m · 13 sec

  5. 5

    Turn straight onto East Commerce Street

    66 m · 13 sec · East Commerce Street

  6. 6

    Take the ramp sharp left toward US 281 North, I 37 North

    1159 ft · 28 sec

  7. 7

    Merge slight left onto William J Bordelon Freeway

    1.3 km · 56 sec · William J Bordelon Freeway

  8. 8

    Take the exit slight right toward I 35 North: Austin

    2907 ft · 1 min

  9. 9

    Merge slight left onto North Pan Am Expressway

    8.2 mi · 10 min · North Pan Am Expressway

  10. 10

    Keep slight left to continue on North Pan Am Expressway

    7.4 mi · 8 min · North Pan Am Expressway

  11. 11

    Continue on Purple Heart Trail

    11.9 mi · 13 min · Purple Heart Trail

  12. 12

    Continue on Interstate Highway 35

    1.9 mi · 2 min · Interstate Highway 35

  13. 13

    Continue on Purple Heart Trail

    47.8 mi · 52 min · Purple Heart Trail

  14. 14

    Keep slight right to continue on Purple Heart Trail

    95.6 mi · 1 hr 40 min · Purple Heart Trail

  15. 15

    Continue on South Jack Kultgen Expressway

    6.6 mi · 8 min · South Jack Kultgen Expressway

  16. 16

    Continue on Purple Heart Trail

    33 mi · 33 min · Purple Heart Trail

  17. 17

    Keep slight left to continue on I 35W: Fort Worth

    45 mi · 47 min

  18. 18

    Take the exit slight right toward I 20 West: Abilene

    1.6 km · 2 min

  19. 19

    Keep slight left to continue on I 20 West: Abilene

    1139 ft · 28 sec

  20. 20

    Merge slight left onto Ronald Reagan Memorial Highway

    4.3 mi · 5 min · Ronald Reagan Memorial Highway

  21. 21

    Keep slight left to continue on Ronald Reagan Memorial Highway

    4 mi · 4 min · Ronald Reagan Memorial Highway

  22. 22

    Keep slight right to continue on I 820 North

    2093 ft · 25 sec

  23. 23

    Continue on I 820 North

    8.2 mi · 9 min

  24. 24

    Take the exit slight right toward Navajo Trail, Cahoba Drive

    1048 ft · 30 sec

  25. 25

    Continue on Northwest Loop 820

    122 m · 17 sec · Northwest Loop 820

  26. 26

    Turn left onto Navajo Trail

    1141 ft · 33 sec · Navajo Trail

  27. 27

    Turn right onto Shawnee Trail

    2100 ft · 1 min · Shawnee Trail

  28. 28

    Turn left onto Osage Trail

    667 ft · 29 sec · Osage Trail

  29. 29

    Arrive at your destination

    0 m · 1 sec · Osage Trail

Car Route Details

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

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
29 steps
5 turns on the saved route
Ramps & Exits
7
3 merges, 4 ramps or exits
Navigation Density
10.4 / 100 mi
Decision points by distance
Main Roads
Purple Heart Trail
188 mi · 67%
I 35W
45 mi · 16%
North Pan Am Expressway
15.6 mi · 6%
I 820 North
8.57 mi · 3%
Ronald Reagan Memorial Highway
8.28 mi · 3%
South Jack Kultgen Expressway
6.63 mi · 2%
Longest Stretch

Purple Heart Trail

Keep slight right to continue on Purple Heart Trail

95.6 mi · 01h 40m

Route Summary

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

Trip Read

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.

Drive Time
05h 02m
Long day trip
Same-Day Return
10h 06m
Round-trip wheel time
Road vs Air
+37.3 mi
241.7 mi direct line
Halfway Stop
Belton
02h 31m from San Antonio
Leave By
6:54 AM CDT
Early departure recommended
Weather Watch

Mostly Cloudy leaving San Antonio and Partly Sunny near Lake Worth.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from San Antonio to Lake Worth?

The road trip is about 279 miles (449 km) and usually takes 05h 02m 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?

Belton is a useful midpoint, sitting about 139.7 miles from San Antonio and 139.2 miles from Lake Worth.

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

The direct path is about 241.7 miles (388.9 km), while the road route adds roughly 37.3 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 6:54 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $37.22 one way or $74.45 round trip. Estimated CO2 is about 87.5 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Cloudy around San Antonio and Partly Sunny near Lake Worth.

Stop Ideas Near Belton

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

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

RAIL

Temple

12 mi away
315 West Ave B
BUS

Killeen, Texas

26 mi away
200 East Avenue C
BUS

Fort Hood, Texas

30 mi away
Hood Road & Old Ironsides Ave.
RAIL

McGregor

43 mi away
1 Amtrak Blvd.

Flight Path Map

This map shows the direct air route between San Antonio and Lake Worth. Straight-line distance: 241.68 mi (388.94 km).

San Antonio

#1 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
Lake Worth

#2 Lake Worth

City in Tarrant County, Texas, United States

Population4,867
Coordinates32.8048500, -97.4450200
Altitude196
CountryUnited States
Start: San Antonio (-98.49363, 29.42412)
End: Lake Worth (-97.44502, 32.80485)

Estimated Travel Time

Distance: 449 km by road

SpeedTime
30 mph (48.3 km/h)09h 17m
40 mph (64.37 km/h)06h 58m
50 mph (80.47 km/h)05h 34m
60 mph (96.56 km/h)04h 38m
70 mph (112.65 km/h)03h 59m
80 mph (129 km/h)03h 28m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
9.85 gal
37.27 L · about $37.22
Round trip
$74.45
19.7 gal · 74.54 L
Estimated CO2
87.5 kg one way
Round trip: 175.1 kg / 386 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $37.22 $74.45
Mid-grade $4.25 $41.88 $83.76
Premium $4.59 $45.22 $90.44
Diesel $3.99 $39.33 $78.66

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 18, 2026

There is no time difference between San Antonio and Lake Worth. The current time is 21:41:54.

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.