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

The driving distance from Jacksonville, TX to San Antonio, TX is about 300.6 miles (483.7 km), with a travel time of about 05h 07m by car.

  • The straight-line flight distance is about 259.7 miles (418 km).
  • For a round trip, plan for roughly 10h 15m 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
300.53 mi
05h 07m
Flight
259.71 mi
417.96 km direct

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

Learn Distance

Choose another destination from Jacksonville.

Flight Distance

Direct air line
259.71 mi
Kilometers
417.96 km
Flight Time
00h 31m

Driving Distance

Road route
300.53 mi
Kilometers
483.65 km
Drive Time
05h 07m

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 07m.

Arrival Snapshot
Arrive in San Antonio
Sat, May 30, 2:41 PM CDT
Return by in Jacksonville
Sat, May 30, 7:49 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Jacksonville
2026-05-30T09:33
Arrive San Antonio
Sat, May 30, 2:41 PM CDT
Route Timing
05h 07m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:08 AM to 1:08 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
6:44 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Jacksonville
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
Rockdale
TX

City in Milam County, Texas

From Jacksonville
146.6 mi
02h 33m
To San Antonio
153.9 mi
02h 33m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
91°F
Saturday

Mostly Sunny

Starts
Sat, May 30 6:00 AM CDT
Wind
5 mph S
Destination
90°F
Saturday

Partly Sunny

Starts
Sat, May 30 6:00 AM CDT
Wind
5 mph SSE

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on South Jackson Street

    34 m · 5 sec · South Jackson Street

  2. 2

    Turn right onto East Rusk Street

    1.2 mi · 1 min · East Rusk Street

  3. 3

    Continue on US Highway 79 West

    22.9 mi · 26 min · US Highway 79 West

  4. 4

    Continue on East Palestine Avenue

    3.5 mi · 5 min · East Palestine Avenue

  5. 5

    Continue on West Oak Street

    11.7 mi · 14 min · West Oak Street

  6. 6

    Turn straight

    74.8 mi · 1 hr 25 min

  7. 7

    Take the exit slight right

    1.5 km · 1 min

  8. 8

    Continue straight

    53.9 mi · 1 hr 7 min

  9. 9

    Turn left onto Porter Street

    716 ft · 23 sec · Porter Street

  10. 10

    Turn right onto East 2nd Street

    6.9 mi · 9 min · East 2nd Street

  11. 11

    Continue straight

    2.6 mi · 4 min

  12. 12

    Turn left onto Chris Kelley Boulevard

    2.1 mi · 3 min · Chris Kelley Boulevard

  13. 13

    Turn left onto TX 130 Frontage Road

    1.3 mi · 2 min · TX 130 Frontage Road

  14. 14

    Take the ramp slight left toward TX 130 Toll South: Austin, Pflugerville

    926 ft · 11 sec

  15. 15

    Continue on Toll 130 South: Austin, Pflugerville

    1360 ft · 15 sec

  16. 16

    Merge slight left onto Pickle Parkway

    70.3 mi · 1 hr 4 min · Pickle Parkway

  17. 17

    Keep slight right to continue on I 10 West: San Antonio

    3262 ft · 1 min

  18. 18

    Merge slight left

    11.1 mi · 11 min

  19. 19

    Continue straight

    9.4 mi · 9 min

  20. 20

    Keep slight left

    12 mi · 13 min

  21. 21

    Keep slight left to continue on 90th Infantry Division Highway

    1.2 km · 52 sec · 90th Infantry Division Highway

  22. 22

    Continue on Jose Lopez Freeway

    1.6 mi · 2 min · Jose Lopez Freeway

  23. 23

    Take the exit slight right toward Commerce Street, Houston Street

    790 ft · 19 sec

  24. 24

    Turn straight onto Interstate 10 East

    1830 ft · 39 sec · Interstate 10 East

  25. 25

    Turn right onto East Houston Street

    963 ft · 20 sec · East Houston Street

  26. 26

    Turn slight left onto East Commerce Street

    4.3 mi · 7 min · East Commerce Street

  27. 27

    Turn left onto Military Plaza

    119 m · 16 sec · Military Plaza

  28. 28

    Turn left onto Dolorosa Street

    100 m · 8 sec · Dolorosa Street

  29. 29

    Arrive at your destination

    0 m · 1 sec · Dolorosa Street

Car Route Details

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

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
29 steps
11 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
9.7 / 100 mi
Decision points by distance
Main Roads
Pickle Parkway
70.3 mi · 23%
West Oak Street
66.5 mi · 22%
I 10 West
33.2 mi · 11%
US Highway 79 West
22.9 mi · 8%
East 2nd Street
9.47 mi · 3%
East Commerce Street
4.32 mi · 1%
Longest Stretch

Longest stretch

Turn straight

74.8 mi · 01h 25m

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 07m
Long day trip
Same-Day Return
10h 16m
Round-trip wheel time
Road vs Air
+40.9 mi
259.7 mi direct line
Halfway Stop
Rockdale
02h 33m from Jacksonville
Leave By
6:44 AM CDT
Early departure recommended
Weather Watch

Mostly Sunny leaving Jacksonville and Partly Sunny near San Antonio.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Jacksonville to San Antonio?

The road trip is about 300.6 miles (483.7 km) and usually takes 05h 07m 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?

Rockdale is a useful midpoint, sitting about 146.6 miles from Jacksonville and 153.9 miles from San Antonio.

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

The direct path is about 259.7 miles (418 km), while the road route adds roughly 40.9 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 6:44 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $40.06 one way or $80.11 round trip. Estimated CO2 is about 94.2 kg one way.

What should you check before leaving?

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

Stop Ideas Near Rockdale

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

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

RAIL

Taylor

40 mi away
118 East First St.
RAIL

Temple

59 mi away
315 West Ave B
BUS

Bryan, TX

60 mi away
301 East 26th Street
RAIL

Austin

84 mi away
250 North Lamar Blvd.

Flight Path Map

This map shows the direct air route between Jacksonville and San Antonio. Straight-line distance: 259.71 mi (417.96 km).

Jacksonville

#1 Jacksonville

City in Texas, United States

Population14,829
Coordinates31.9637800, -95.2705000
Altitude159
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: US 69 South (-95.270615, 31.963735)
End: Dolorosa Street (-98.493645, 29.424163)

Estimated Travel Time

Distance: 484 km by road

SpeedTime
30 mph (48.3 km/h)10h 00m
40 mph (64.37 km/h)07h 30m
50 mph (80.47 km/h)06h 00m
60 mph (96.56 km/h)05h 00m
70 mph (112.65 km/h)04h 17m
80 mph (129 km/h)03h 44m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
10.6 gal
40.14 L · about $40.06
Round trip
$80.11
21.2 gal · 80.28 L
Estimated CO2
94.2 kg one way
Round trip: 188.4 kg / 415 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $40.06 $80.11
Mid-grade $4.25 $45.07 $90.14
Premium $4.59 $48.66 $97.33
Diesel $3.99 $42.33 $84.65

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 30, 2026

There is no time difference between Jacksonville and San Antonio. The current time is 09:33:46.

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.