How far is Irving, TX from Round Rock, TX?
The driving distance from Irving, TX to Round Rock, TX is about 183.5 miles (295.3 km), with a travel time of about 03h 16m by car.
- The straight-line flight distance is about 165 miles (265.5 km).
- For a round trip, plan for roughly 06h 33m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
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.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
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 03h 16m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
City in Texas, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Irving and Round Rock.
Turn-by-Turn Driving Directions
Step-by-step road directions between Irving and Round Rock.
-
1
Start on North Ohio Street
133 m · 25 sec · North Ohio Street
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2
Turn left onto West 2nd Street
1.1 km · 1 min · West 2nd Street
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3
Turn straight onto East Irving Boulevard
1.5 km · 2 min · East Irving Boulevard
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4
Turn slight right
120 m · 17 sec
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5
Turn slight right onto South Loop 12
57 m · 4 sec · South Loop 12
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6
Take the ramp slight left toward Loop 12 South
125 m · 10 sec
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7
Merge slight left onto South Walton Walker Boulevard
5.3 mi · 6 min · South Walton Walker Boulevard
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8
Keep slight left to continue on South Walton Walker Boulevard
1.4 mi · 2 min · South Walton Walker Boulevard
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9
Turn slight right onto Duncanville Road
3.2 mi · 6 min · Duncanville Road
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10
Turn left onto West Interstate 20
862 ft · 21 sec · West Interstate 20
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11
Take the ramp slight left toward I 20 East
1469 ft · 36 sec
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12
Merge slight left onto Lyndon B Johnson Freeway
4.6 mi · 5 min · Lyndon B Johnson Freeway
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13
Take the exit slight right toward I 35E South: Waco
2016 ft · 45 sec
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14
Merge slight left onto South R L Thornton Freeway
80.5 mi · 1 hr 22 min · South R L Thornton Freeway
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15
Continue on North Jack Kultgen Expressway
6.6 mi · 8 min · North Jack Kultgen Expressway
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16
Continue on Purple Heart Trail
37.9 mi · 39 min · Purple Heart Trail
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17
Keep slight left
40.2 mi · 41 min
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18
Take the exit slight right toward RM 620: McNeil Road
1111 ft · 27 sec
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19
Turn straight onto North Interstate 35
1387 ft · 21 sec · North Interstate 35
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20
Turn left onto Round Rock Avenue
2128 ft · 53 sec · Round Rock Avenue
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21
Enter the roundabout and take exit 1 toward North Blair Street
13 m · 1 sec · North Blair Street
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22
Exit the roundabout onto North Blair Street
58 m · 10 sec · North Blair Street
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23
Turn left onto West Main Street
107 m · 16 sec · West Main Street
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24
Turn right onto South Mays Street
33 m · 3 sec · South Mays Street
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25
Arrive at your destination
0 m · 1 sec · South Mays Street
Car Route Details
A richer read on the saved driving route between Irving and Round Rock.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
South R L Thornton Freeway
Merge slight left onto South R L Thornton Freeway
80.5 mi · 01h 22m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Mostly Cloudy leaving Irving and Mostly Cloudy near Round Rock.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Irving to Round Rock?
The road trip is about 183.5 miles (295.3 km) and usually takes 03h 16m 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?
Northcrest is a useful midpoint, sitting about 91.9 miles from Irving and 91.6 miles from Round Rock.
How much longer is the road route than the straight-line distance?
The direct path is about 165 miles (265.5 km), while the road route adds roughly 18.5 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 10:26 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.45 one way or $48.90 round trip. Estimated CO2 is about 57.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Irving and Mostly Cloudy near Round Rock.
Stop Ideas Near Northcrest
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Northcrest.
Waco, TX
McGregor
Temple
Killeen, Texas
Flight Path Map
This map shows the direct air route between Irving and Round Rock. Straight-line distance: 164.99 mi (265.53 km).
#1 Irving
The third most populous city in Texas.
| Population | 240,916 |
| Coordinates | 32.8140200, -96.9488900 |
| Altitude | 147 |
| Country | United States |
#2 Round Rock
The fourth most populous city in Williamson County, Texas.
| Population | 137,575 |
| Coordinates | 30.5082600, -97.6789000 |
| Altitude | 224 |
| Country | United States |
End: Round Rock (-97.6789, 30.50826)
Estimated Travel Time
Distance: 295 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 06m |
| 40 mph (64.37 km/h) | 04h 35m |
| 50 mph (80.47 km/h) | 03h 40m |
| 60 mph (96.56 km/h) | 03h 03m |
| 70 mph (112.65 km/h) | 02h 37m |
| 80 mph (129 km/h) | 02h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $24.45 | $48.90 |
| Mid-grade | $4.25 | $27.51 | $55.02 |
| Premium | $4.59 | $29.70 | $59.41 |
| Diesel | $3.99 | $25.83 | $51.67 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.