How far is Sundown, TX from Dallas, TX?
The driving distance from Sundown, TX to Dallas, TX is about 380.8 miles (612.8 km), with a travel time of about 05h 56m by car.
- The straight-line flight distance is about 332.1 miles (534.4 km).
- For a round trip, plan for roughly 11h 52m 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 05h 56m.
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
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Sundown and Dallas.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sundown and Dallas.
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1
Start on East Richardson Street
7 m · 3 sec · East Richardson Street
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2
Turn right onto South Slaughter Avenue
1.4 km · 2 min · South Slaughter Avenue
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3
Continue on North FM 303
2.4 mi · 3 min · North FM 303
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4
Turn right onto West FM 1585
10 mi · 10 min · West FM 1585
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5
Keep slight right
16.2 mi · 16 min
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6
Turn left
5.8 mi · 7 min
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7
Take the exit slight right toward Spur 327
2.1 mi · 3 min
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8
Merge slight left
5.9 mi · 7 min
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9
Take the exit slight right toward US 84: Slaton, Post
1355 ft · 33 sec
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10
Turn straight onto Southeast Loop 289
1603 ft · 34 sec · Southeast Loop 289
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11
Take the ramp straight
635 ft · 17 sec
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12
Merge slight left onto Slaton Road
2.9 mi · 3 min · Slaton Road
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13
Continue on East Highway 84
6.9 mi · 7 min · East Highway 84
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14
Continue on Trooper Jerry Don Davis Memorial Highway
4.5 mi · 5 min · Trooper Jerry Don Davis Memorial Highway
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15
Continue on East Highway 84
20 mi · 20 min · East Highway 84
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16
Continue on North US Highway 84
1 mi · 1 min · North US Highway 84
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17
Turn left onto East 15th Street
734 ft · 15 sec · East 15th Street
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18
Turn right onto Ralls Road
1863 ft · 38 sec · Ralls Road
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19
Turn straight onto North Avenue F
1.1 mi · 2 min · North Avenue F
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20
At the end of the road, turn left onto US Highway 84
73.9 mi · 1 hr 14 min · US Highway 84
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21
Keep slight left to continue on I 20 East, US 84 East: Abilene
183 mi · 3 hr 5 min
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22
Keep slight left to continue on West Freeway
15.2 mi · 17 min · West Freeway
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23
Continue on Tom Landry Freeway
30 mi · 35 min · Tom Landry Freeway
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24
Take the exit slight right toward I 35E North: Denton
871 ft · 15 sec
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25
Keep slight left to continue on I 35E North: Denton, Commerce Street
620 ft · 15 sec
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26
Keep slight left to continue on I 35E North: Denton
2740 ft · 1 min
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27
Merge slight left onto North Stemmons Freeway
1249 ft · 19 sec · North Stemmons Freeway
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28
Take the exit slight right toward Continental Avenue
1188 ft · 31 sec
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29
Turn right onto Continental Avenue
1275 ft · 31 sec · Continental Avenue
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30
Turn slight right onto North Lamar Street
132 m · 15 sec · North Lamar Street
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31
Arrive at your destination
0 m · 1 sec · North Lamar Street
Car Route Details
A richer read on the saved driving route between Sundown and Dallas.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 20 East
Keep slight left to continue on I 20 East, US 84 East: Abilene
183 mi · 03h 05m
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 Sunny leaving Sundown and Mostly Cloudy near Dallas.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sundown to Dallas?
The road trip is about 380.8 miles (612.8 km) and usually takes 05h 56m 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?
Tye is a useful midpoint, sitting about 192.2 miles from Sundown and 188.6 miles from Dallas.
How much longer is the road route than the straight-line distance?
The direct path is about 332.1 miles (534.4 km), while the road route adds roughly 48.7 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 5:08 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $50.79 one way or $101.58 round trip. Estimated CO2 is about 119.4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Sundown and Mostly Cloudy near Dallas.
Flight Path Map
This map shows the direct air route between Sundown and Dallas. Straight-line distance: 332.07 mi (534.42 km).
#1 Sundown
City in Hockley County, Texas, United States
| Population | 1,414 |
| Coordinates | 33.4562100, -102.4893600 |
| Altitude | 1079 |
| Country | United States |
#2 Dallas
The ninth most populous city in the United States and the center of the Dallas-Fort Worth metropolitan area.
| Population | 1,343,266 |
| Coordinates | 32.7830600, -96.8066700 |
| Altitude | 128 |
| Country | United States |
End: North Lamar Street (-96.806574, 32.783135)
Estimated Travel Time
Distance: 613 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 41m |
| 40 mph (64.37 km/h) | 09h 31m |
| 50 mph (80.47 km/h) | 07h 36m |
| 60 mph (96.56 km/h) | 06h 20m |
| 70 mph (112.65 km/h) | 05h 26m |
| 80 mph (129 km/h) | 04h 45m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $50.79 | $101.58 |
| Mid-grade | $4.25 | $57.15 | $114.29 |
| Premium | $4.59 | $61.70 | $123.41 |
| Diesel | $3.99 | $53.67 | $107.33 |
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.