How far is Austin, TX from Siesta Shores, TX?

The driving distance from Austin, TX to Siesta Shores, TX is about 287.1 miles (462 km), with a travel time of about 05h 13m by car.

  • The straight-line flight distance is about 252.7 miles (406.7 km).
  • For a round trip, plan for roughly 10h 27m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CST.
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
287.09 mi
05h 13m
Flight
252.74 mi
406.75 km direct

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

Learn Distance

Choose another destination from Austin.

Flight Distance

Direct air line
252.74 mi
Kilometers
406.75 km
Flight Time
00h 30m

Driving Distance

Road route
287.09 mi
Kilometers
462.03 km
Drive Time
05h 13m

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 13m.

Arrival Snapshot
Arrive in Siesta Shores
Sun, Nov 8, 10:01 PM CST
Return by in Austin
Mon, Nov 9, 3:15 AM CST
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Austin
2026-11-08T16:47
Arrive Siesta Shores
Sun, Nov 8, 10:01 PM CST
Route Timing
05h 13m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CST
Leave early for more breathing room
Arrive between
11:14 AM to 1:14 PM CST

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

Leave by
6:32 AM CST
Keeps a same-day return open with about 04h 00m at the destination.
Back in Austin
9:00 PM CST
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
Dilley
TX

City in Frio County, Texas, United States

From Austin
143.8 mi
02h 36m
To Siesta Shores
143.3 mi
02h 36m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
63°F
Sunday

Rain Showers

Starts
Sun, Nov 8 6:00 AM CST
Wind
5 mph NE
Destination
68°F
Overnight

Showers And Thunderstorms

Starts
Sun, Nov 8 1:00 AM CST
Wind
6 mph WNW

Driving Route Map

The map below follows the saved road route between Austin and Siesta Shores.

Turn-by-Turn Driving Directions

Step-by-step road directions between Austin and Siesta Shores.

  1. 1

    Start on East 5th Street

    2551 ft · 1 min · East 5th Street

  2. 2

    At the end of the road, turn right onto North Interstate 35

    1893 ft · 40 sec · North Interstate 35

  3. 3

    Take the ramp slight left toward I 35 South

    899 ft · 22 sec

  4. 4

    Merge slight left onto Purple Heart Trail

    46.4 mi · 50 min · Purple Heart Trail

  5. 5

    Continue on Interstate Highway 35

    1.7 mi · 2 min · Interstate Highway 35

  6. 6

    Continue on Purple Heart Trail

    11.9 mi · 13 min · Purple Heart Trail

  7. 7

    Continue on North Pan Am Expressway

    10 mi · 12 min · North Pan Am Expressway

  8. 8

    Keep slight left to continue on North Pan Am Expressway

    6.4 mi · 8 min · North Pan Am Expressway

  9. 9

    Keep slight left to continue on North Pan Am Expressway

    2.1 mi · 3 min · North Pan Am Expressway

  10. 10

    Keep slight right to continue on South Pan Am Expressway

    10.4 mi · 12 min · South Pan Am Expressway

  11. 11

    Continue on Purple Heart Trail

    144.4 mi · 2 hr 26 min · Purple Heart Trail

  12. 12

    Continue on Santa Ursula Avenue

    549 ft · 16 sec · Santa Ursula Avenue

  13. 13

    Turn left onto Matamoros Street

    2145 ft · 54 sec · Matamoros Street

  14. 14

    Continue on Chihuahua Street

    1 mi · 2 min · Chihuahua Street

  15. 15

    Turn right onto North Meadow Avenue

    2 mi · 4 min · North Meadow Avenue

  16. 16

    Turn right onto South Zapata Highway

    5.4 mi · 8 min · South Zapata Highway

  17. 17

    Continue on US Highway 83 South

    14.2 mi · 16 min · US Highway 83 South

  18. 18

    Continue on United States Highway 83

    29 mi · 32 min · United States Highway 83

  19. 19

    Turn right onto Davis Lane

    1401 ft · 1 min · Davis Lane

  20. 20

    Turn right onto Falcon Lane

    1626 ft · 1 min · Falcon Lane

  21. 21

    Arrive at your destination

    0 m · 1 sec · Falcon Lane

Car Route Details

A richer read on the saved driving route between Austin and Siesta Shores.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
21 steps
6 turns on the saved route
Ramps & Exits
2
1 merges, 1 ramps or exits
Navigation Density
7.3 / 100 mi
Decision points by distance
Main Roads
Purple Heart Trail
203 mi · 71%
United States Highway 83
29 mi · 10%
North Pan Am Expressway
18.5 mi · 6%
US Highway 83 South
14.2 mi · 5%
South Pan Am Expressway
10.4 mi · 4%
South Zapata Highway
5.37 mi · 2%
Longest Stretch

Purple Heart Trail

Continue on Purple Heart Trail

144 mi · 02h 26m

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 13m
Long day trip
Same-Day Return
10h 28m
Round-trip wheel time
Road vs Air
+34.4 mi
252.7 mi direct line
Halfway Stop
Dilley
02h 36m from Austin
Leave By
6:32 AM CST
Early departure recommended
Weather Watch

Rain Showers leaving Austin and Showers And Thunderstorms near Siesta Shores.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Austin to Siesta Shores?

The road trip is about 287.1 miles (462 km) and usually takes 05h 13m 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?

Dilley is a useful midpoint, sitting about 143.8 miles from Austin and 143.3 miles from Siesta Shores.

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

The direct path is about 252.7 miles (406.7 km), while the road route adds roughly 34.4 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 6:00 AM to 8:00 AM CST. If you want a more comfortable same-day return, try to leave by 6:32 AM CST.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $35.58 one way or $71.15 round trip. Estimated CO2 is about 90 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers around Austin and Showers And Thunderstorms near Siesta Shores.

Stop Ideas Near Dilley

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

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

RAIL

San Antonio Station

107 mi away
350 Hoefgen Street

Flight Path Map

This map shows the direct air route between Austin and Siesta Shores. Straight-line distance: 252.74 mi (406.75 km).

Austin

#1 Austin

The eleventh most populous city in the United States and the center of the Austin metropolitan area.

Population995,484
Coordinates30.2671500, -97.7430600
Altitude149
CountryUnited States
Photo coming soon

#2 Siesta Shores

Siesta Shores is a place in Texas, United States.

Population0
Coordinates26.8581000, -99.2536500
Altitude114
CountryUnited States
Start: Austin (-97.74306, 30.26715)
End: Siesta Shores (-99.25365, 26.8581)

Estimated Travel Time

Distance: 462 km by road

SpeedTime
30 mph (48.3 km/h)09h 33m
40 mph (64.37 km/h)07h 10m
50 mph (80.47 km/h)05h 44m
60 mph (96.56 km/h)04h 47m
70 mph (112.65 km/h)04h 06m
80 mph (129 km/h)03h 34m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
10.13 gal
38.35 L · about $35.58
Round trip
$71.15
20.26 gal · 76.7 L
Estimated CO2
90 kg one way
Round trip: 180.1 kg / 397 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.51 $35.58 $71.15
Mid-grade $4.03 $40.80 $81.61
Premium $4.41 $44.66 $89.33
Diesel $5.62 $56.97 $113.94

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 · Nov 08, 2026

There is no time difference between Austin and Siesta Shores. The current time is 16:47:41.

Distance to Other Cities

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.