How far is Dallas, TX from South Padre Island, TX?

The driving distance from Dallas, TX to South Padre Island, TX is about 545.4 miles (877.7 km), with a travel time of about 10h 00m by car.

  • The straight-line flight distance is about 462 miles (743.5 km).
  • For a round trip, plan for roughly 20h 00m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 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
545.36 mi
10h 00m
Flight
462 mi
743.52 km direct

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

Learn Distance

Choose another destination from Dallas.

Flight Distance

Direct air line
462 mi
Kilometers
743.52 km
Flight Time
00h 55m

Driving Distance

Road route
545.36 mi
Kilometers
877.68 km
Drive Time
10h 00m

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 10h 00m.

Arrival Snapshot
Arrive in South Padre Island
Fri, May 1, 8:28 PM CDT
Return by in Dallas
Sat, May 2, 6:28 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Dallas
2026-05-01T10:28
Arrive South Padre Island
Fri, May 1, 8:28 PM CDT
Route Timing
10h 00m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
4:00 PM to 5:30 PM CDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
4:00 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Dallas
8:00 PM CDT
Overnight-style route

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
Nixon
TX

37th President of the United States of America (1913-1994)

From Dallas
273.3 mi
05h 00m
To South Padre Island
272.1 mi
05h 00m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
58°F
Friday

Showers And Thunderstorms

Starts
Fri, May 1 6:00 AM CDT
Wind
10 to 15 mph NE
Destination
82°F
Friday

Partly Sunny

Starts
Fri, May 1 6:00 AM CDT
Wind
13 to 17 mph SSE

Driving Route Map

The map below follows the saved road route between Dallas and South Padre Island.

Turn-by-Turn Driving Directions

Step-by-step road directions between Dallas and South Padre Island.

  1. 1

    Start on North Lamar Street

    1233 ft · 34 sec · North Lamar Street

  2. 2

    Turn right onto Elm Street

    1125 ft · 31 sec · Elm Street

  3. 3

    Continue on Elm Street

    709 ft · 14 sec · Elm Street

  4. 4

    Take the ramp straight toward I 30, I 35E

    100 m · 8 sec

  5. 5

    Keep slight left to continue on I 30 West, I 35E South

    835 ft · 20 sec

  6. 6

    Keep slight right to continue on I 35E South

    101 m · 8 sec

  7. 7

    Merge slight right onto South Stemmons Freeway

    1.4 km · 1 min · South Stemmons Freeway

  8. 8

    Continue on South R L Thornton Freeway

    2866 ft · 44 sec · South R L Thornton Freeway

  9. 9

    Continue on South R L Thornton Freeway

    89.3 mi · 1 hr 32 min · South R L Thornton Freeway

  10. 10

    Continue on North Jack Kultgen Expressway

    6.6 mi · 8 min · North Jack Kultgen Expressway

  11. 11

    Continue on Purple Heart Trail

    37.9 mi · 39 min · Purple Heart Trail

  12. 12

    Keep slight left

    26.5 mi · 27 min

  13. 13

    Take the exit slight right toward TX 130 Toll South: San Antonio

    1.1 km · 56 sec

  14. 14

    Continue straight

    58.5 mi · 55 min

  15. 15

    Take the exit slight right toward US 183 South: Lockhart

    1219 ft · 30 sec

  16. 16

    Continue on United States Highway 183

    2699 ft · 35 sec · United States Highway 183

  17. 17

    Continue on North Colorado Street

    4.9 mi · 9 min · North Colorado Street

  18. 18

    Continue on US 183

    10.1 mi · 12 min · US 183

  19. 19

    Continue on North Magnolia Avenue

    4.2 mi · 7 min · North Magnolia Avenue

  20. 20

    Continue straight

    51.2 mi · 57 min

  21. 21

    Turn slight left onto Farm-to-Market Road 792

    8.4 mi · 11 min · Farm-to-Market Road 792

  22. 22

    Continue on East Main Street

    1.3 km · 1 min · East Main Street

  23. 23

    Turn left onto South Sunset Strip Drive

    1.2 mi · 1 min · South Sunset Strip Drive

  24. 24

    Continue on South US Highway 181

    40.2 mi · 46 min · South US Highway 181

  25. 25

    Continue on North 8th Street

    1.3 km · 56 sec · North 8th Street

  26. 26

    Continue on US Highway 181 South

    16.1 mi · 18 min · US Highway 181 South

  27. 27

    Take the exit slight right

    1648 ft · 45 sec

  28. 28

    Keep slight right to continue on US Route 181

    65 m · 6 sec · US Route 181

  29. 29

    Turn straight onto US Highway 181

    1.1 km · 1 min · US Highway 181

  30. 30

    Take the ramp right

    1926 ft · 47 sec

  31. 31

    Merge slight left

    11.9 mi · 14 min

  32. 32

    Take the exit straight toward I 37, US 77, I 69E

    538 ft · 13 sec

  33. 33

    Keep slight left

    1965 ft · 48 sec

  34. 34

    Merge slight right

    2.5 mi · 2 min

  35. 35

    Take the exit slight right toward I 69E, US 77: Kingsville, Brownsville

    31.3 mi · 34 min

  36. 36

    Keep slight left to continue on U.S. Highway 77

    61.3 mi · 1 hr 9 min · U.S. Highway 77

  37. 37

    Keep slight left to continue on U.S. Highway 77

    43.7 mi · 47 min · U.S. Highway 77

  38. 38

    Continue on North Expressway

    2.1 mi · 2 min · North Expressway

  39. 39

    Keep slight right to continue on Interstate 169

    3.7 mi · 4 min · Interstate 169

  40. 40

    Continue on I-169, TX 550 Toll

    1.3 km · 52 sec · I-169, TX 550 Toll

  41. 41

    Continue straight

    2 mi · 2 min

  42. 42

    Continue on State Highway 550

    3.7 mi · 4 min · State Highway 550

  43. 43

    Turn left

    1123 ft · 27 sec

  44. 44

    Merge slight left onto Brownsville-Port Isabel Highway

    14.1 mi · 16 min · Brownsville-Port Isabel Highway

  45. 45

    Turn right onto State Highway 100

    1 mi · 3 min · State Highway 100

  46. 46

    Turn slight right onto West Queen Isabella Boulevard

    2460 ft · 1 min · West Queen Isabella Boulevard

  47. 47

    Continue on Queen Isabella Causeway

    2.7 mi · 5 min · Queen Isabella Causeway

  48. 48

    Turn left onto Padre Boulevard

    1.1 km · 2 min · Padre Boulevard

  49. 49

    Turn right onto East Haas Street

    155 m · 20 sec · East Haas Street

  50. 50

    Turn left onto Gulf Boulevard

    3129 ft · 2 min · Gulf Boulevard

  51. 51

    Turn right

    27 m · 12 sec

  52. 52

    Turn left

    24 m · 6 sec

  53. 53

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Dallas and South Padre Island.

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
53 steps
12 turns on the saved route
Ramps & Exits
11
4 merges, 7 ramps or exits
Navigation Density
9.7 / 100 mi
Decision points by distance
Main Roads
U.S. Highway 77
105 mi · 19%
South R L Thornton Freeway
89.9 mi · 16%
Purple Heart Trail
64.4 mi · 12%
TX 130 Toll South
59.2 mi · 11%
North Magnolia Avenue
55.4 mi · 10%
South US Highway 181
40.2 mi · 7%
Longest Stretch

South R L Thornton Freeway

Continue on South R L Thornton Freeway

89.3 mi · 01h 32m

Route Summary

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

Trip Read

Better with a longer stop

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

Drive Time
10h 00m
Overnight route
Same-Day Return
20h 00m
Round-trip wheel time
Road vs Air
+83.4 mi
462 mi direct line
Halfway Stop
Nixon
05h 00m from Dallas
Leave By
4:00 PM CDT
Overnight-style route
Weather Watch

Showers And Thunderstorms leaving Dallas and Partly Sunny near South Padre Island.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Dallas to South Padre Island?

The road trip is about 545.4 miles (877.7 km) and usually takes 10h 00m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

What is the halfway point on this route?

Nixon is a useful midpoint, sitting about 273.3 miles from Dallas and 272.1 miles from South Padre Island.

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

The direct path is about 462 miles (743.5 km), while the road route adds roughly 83.4 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 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $72.71 one way or $145.42 round trip. Estimated CO2 is about 171 kg one way.

What should you check before leaving?

Before you leave, expect Showers And Thunderstorms around Dallas and Partly Sunny near South Padre Island.

Stop Ideas Near Nixon

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

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

RAIL

San Marcos Station

70 mi away
338 South Guadalupe St.
RAIL

San Antonio Station

71 mi away
350 Hoefgen Street
RAIL

Austin

111 mi away
250 North Lamar Blvd.

Flight Path Map

This map shows the direct air route between Dallas and South Padre Island. Straight-line distance: 462 mi (743.52 km).

Dallas

#1 Dallas

The ninth most populous city in the United States and the center of the Dallas-Fort Worth metropolitan area.

Population1,343,266
Coordinates32.7830600, -96.8066700
Altitude128
CountryUnited States
South Padre Island

#2 South Padre Island

Town in Texas, United States

Population2,752
Coordinates26.1036900, -97.1646900
Altitude2
CountryUnited States
Start: Dallas (-96.80667, 32.78306)
End: South Padre Island (-97.16469, 26.10369)

Estimated Travel Time

Distance: 878 km by road

SpeedTime
30 mph (48.3 km/h)18h 10m
40 mph (64.37 km/h)13h 38m
50 mph (80.47 km/h)10h 54m
60 mph (96.56 km/h)09h 05m
70 mph (112.65 km/h)07h 47m
80 mph (129 km/h)06h 48m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
19.24 gal
72.85 L · about $72.71
Round trip
$145.42
38.48 gal · 145.7 L
Estimated CO2
171 kg one way
Round trip: 342 kg / 754 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $72.71 $145.42
Mid-grade $4.25 $81.81 $163.62
Premium $4.59 $88.33 $176.66
Diesel $3.99 $76.83 $153.65

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 01, 2026

There is no time difference between Dallas and South Padre Island. The current time is 10:28:03.

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.