How far is Plano, TX from Decatur, TX?
The driving distance from Plano, TX to Decatur, TX is about 63.8 miles (102.6 km), with a travel time of about 01h 14m by car.
- The straight-line flight distance is about 53.4 miles (86 km).
- For a round trip, plan for roughly 02h 28m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 01h 14m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 Cloudy
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Plano and Decatur.
Turn-by-Turn Driving Directions
Step-by-step road directions between Plano and Decatur.
-
1
Start on East 15th Street
1 km · 1 min · East 15th Street
-
2
Turn left onto Central Expressway
919 ft · 18 sec · Central Expressway
-
3
Take the ramp slight left toward US 75 South
798 ft · 19 sec
-
4
Merge slight left onto Central Expressway
1484 ft · 18 sec · Central Expressway
-
5
Take the exit slight right toward President George Bush Turnpike
2091 ft · 52 sec
-
6
Keep slight right to continue on PGBT West: President George Bush Turnpike
1916 ft · 50 sec
-
7
Merge slight left onto President George Bush Turnpike
13.7 mi · 15 min · President George Bush Turnpike
-
8
Take the exit slight right toward I 35E North: Denton
1.6 mi · 2 min
-
9
Keep slight left to continue on I 35E North: Denton
2073 ft · 26 sec
-
10
Merge slight left onto South Stemmons Freeway
20.9 mi · 22 min · South Stemmons Freeway
-
11
Continue straight
782 ft · 10 sec
-
12
Take the exit slight right toward US 380: University Drive
672 ft · 16 sec
-
13
Turn straight onto North Interstate 35
2258 ft · 47 sec · North Interstate 35
-
14
Turn left onto West University Drive
3.4 mi · 5 min · West University Drive
-
15
Continue on US Highway 380 West
19.9 mi · 23 min · US Highway 380 West
-
16
Take the exit slight right
1118 ft · 37 sec
-
17
Turn left onto North FM 51
1626 ft · 31 sec · North FM 51
-
18
Continue on East Business 380
2047 ft · 41 sec · East Business 380
-
19
Continue on North Cates Street
117 m · 10 sec · North Cates Street
-
20
Turn right onto East Walnut Street
897 ft · 23 sec · East Walnut Street
-
21
Turn left onto North Market Street
54 m · 8 sec · North Market Street
-
22
Arrive at your destination
0 m · 1 sec · North Market Street
Car Route Details
A richer read on the saved driving route between Plano and Decatur.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
South Stemmons Freeway
Merge slight left onto South Stemmons Freeway
20.9 mi · 00h 22m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Cloudy leaving Plano and Mostly Cloudy near Decatur.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Plano to Decatur?
The road trip is about 63.8 miles (102.6 km) and usually takes 01h 14m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Corinth is a useful midpoint, sitting about 31.8 miles from Plano and 31.9 miles from Decatur.
How much longer is the road route than the straight-line distance?
The direct path is about 53.4 miles (86 km), while the road route adds roughly 10.4 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 4:02 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.50 one way or $17.01 round trip. Estimated CO2 is about 20 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Plano and Mostly Cloudy near Decatur.
Stop Ideas Near Corinth
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 Corinth.
Union Station
Dallas, TX
Fort Worth Central Station
Gainesville
Flight Path Map
This map shows the direct air route between Plano and Decatur. Straight-line distance: 53.43 mi (85.99 km).
#1 Plano
The second most populous city in Texas and the center of the Dallas-Fort Worth metropolitan area.
| Population | 291,296 |
| Coordinates | 33.0198400, -96.6988900 |
| Altitude | 203 |
| Country | United States |
#2 Decatur
City in Texas, USA
| Population | 7,572 |
| Coordinates | 33.2342800, -97.5861400 |
| Altitude | 336 |
| Country | United States |
End: Decatur (-97.58614, 33.23428)
Estimated Travel Time
Distance: 103 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 07m |
| 40 mph (64.37 km/h) | 01h 35m |
| 50 mph (80.47 km/h) | 01h 16m |
| 60 mph (96.56 km/h) | 01h 03m |
| 70 mph (112.65 km/h) | 00h 54m |
| 80 mph (129 km/h) | 00h 47m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $8.50 | $17.01 |
| Mid-grade | $4.25 | $9.57 | $19.13 |
| Premium | $4.59 | $10.33 | $20.66 |
| Diesel | $3.99 | $8.98 | $17.97 |
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.