How far is Dallas, TX from Mount Vernon, TX?
The driving distance from Dallas, TX to Mount Vernon, TX is about 104.1 miles (167.6 km), with a travel time of about 01h 53m by car.
- The straight-line flight distance is about 96.1 miles (154.6 km).
- For a round trip, plan for roughly 03h 47m 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 53m.
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 Hunt County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Dallas and Mount Vernon.
Turn-by-Turn Driving Directions
Step-by-step road directions between Dallas and Mount Vernon.
-
1
Start on North Lamar Street
1797 ft · 53 sec · North Lamar Street
-
2
Turn left onto Commerce Street
1.4 km · 2 min · Commerce Street
-
3
Take the ramp slight left toward I 45 South
1025 ft · 25 sec
-
4
Keep slight right to continue on I 30
1027 ft · 25 sec
-
5
Keep slight left to continue on I 30 East
2136 ft · 52 sec
-
6
Merge slight left onto East R L Thornton Freeway
5.9 mi · 7 min · East R L Thornton Freeway
-
7
Keep slight left to continue on East R L Thornton Freeway
93.3 mi · 1 hr 36 min · East R L Thornton Freeway
-
8
Take the exit slight right toward SH 37: Clarksville, Winnsboro
1087 ft · 26 sec
-
9
Turn straight onto West Interstate 30
1353 ft · 45 sec · West Interstate 30
-
10
Turn left onto State Highway 37 South
2 mi · 3 min · State Highway 37 South
-
11
Turn right onto West Main Street
3241 ft · 1 min · West Main Street
-
12
Arrive at your destination
0 m · 1 sec · East Main Street
Car Route Details
A richer read on the saved driving route between Dallas and Mount Vernon.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
East R L Thornton Freeway
Keep slight left to continue on East R L Thornton Freeway
93.3 mi · 01h 36m
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.
Partly Sunny leaving Dallas and Mostly Cloudy near Mount Vernon.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Dallas to Mount Vernon?
The road trip is about 104.1 miles (167.6 km) and usually takes 01h 53m 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?
Greenville is a useful midpoint, sitting about 52 miles from Dallas and 52.1 miles from Mount Vernon.
How much longer is the road route than the straight-line distance?
The direct path is about 96.1 miles (154.6 km), while the road route adds roughly 8 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 2:42 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.87 one way or $27.74 round trip. Estimated CO2 is about 32.6 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Dallas and Mostly Cloudy near Mount Vernon.
Stop Ideas Near Greenville
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 Greenville.
Mesquite, TX
Dallas, TX
Union Station
Mineola
Flight Path Map
This map shows the direct air route between Dallas and Mount Vernon. Straight-line distance: 96.06 mi (154.59 km).
#1 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 |
#2 Mount Vernon
Town in Texas, United States
| Population | 2,769 |
| Coordinates | 33.1887300, -95.2213300 |
| Altitude | 150 |
| Country | United States |
End: Mount Vernon (-95.22133, 33.18873)
Estimated Travel Time
Distance: 168 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 28m |
| 40 mph (64.37 km/h) | 02h 36m |
| 50 mph (80.47 km/h) | 02h 04m |
| 60 mph (96.56 km/h) | 01h 44m |
| 70 mph (112.65 km/h) | 01h 29m |
| 80 mph (129 km/h) | 01h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $13.87 | $27.74 |
| Mid-grade | $4.25 | $15.60 | $31.21 |
| Premium | $4.59 | $16.85 | $33.70 |
| Diesel | $3.99 | $14.65 | $29.31 |
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 31, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.