How far is McKinney, TX from Dumas, TX?
The driving distance from McKinney, TX to Dumas, TX is about 403 miles (648.6 km), with a travel time of about 07h 26m by car.
- The straight-line flight distance is about 356.3 miles (573.4 km).
- For a round trip, plan for roughly 14h 52m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 07h 26m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Small city in Texas
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Mostly Sunny
Driving Route Map
The map below follows the saved road route between McKinney and Dumas.
Turn-by-Turn Driving Directions
Step-by-step road directions between McKinney and Dumas.
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1
Start on North Tennessee Street
603 ft · 23 sec · North Tennessee Street
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2
Turn right onto Hunt Street
918 ft · 47 sec · Hunt Street
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3
Turn left onto North McDonald Street
1.4 km · 1 min · North McDonald Street
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4
Turn left onto West University Drive
7.1 mi · 11 min · West University Drive
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5
Continue on East University Drive
9 mi · 12 min · East University Drive
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6
Continue on US Highway 380 East
8.9 mi · 13 min · US Highway 380 East
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7
Continue on East University Drive
11.4 mi · 18 min · East University Drive
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8
Continue on US Highway 380 West
21.5 mi · 25 min · US Highway 380 West
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9
Take the exit slight right
1443 ft · 40 sec
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10
Merge slight left onto North US Highway 287
72.5 mi · 1 hr 15 min · North US Highway 287
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11
Continue on Lloyd Ruby Overpass
1.3 km · 59 sec · Lloyd Ruby Overpass
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12
Continue on Central Freeway
2.4 mi · 3 min · Central Freeway
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13
Keep slight left to continue on Northwest Freeway
5.3 mi · 6 min · Northwest Freeway
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14
Continue on US Highway 287 East
40.5 mi · 42 min · US Highway 287 East
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15
Continue on Martin Luther King Jr Memorial Highway
4.1 mi · 4 min · Martin Luther King Jr Memorial Highway
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16
Continue on US Highway 287 West
25.7 mi · 26 min · US Highway 287 West
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17
Continue on East 11th Street
28.7 mi · 33 min · East 11th Street
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18
Continue on Avenue F Northeast
2.8 mi · 3 min · Avenue F Northeast
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19
Continue on US Highway 287
13.8 mi · 15 min · US Highway 287
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20
Continue on Burnett Street
1.1 km · 1 min · Burnett Street
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21
Continue on US Highway 287
13.6 mi · 14 min · US Highway 287
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22
Turn straight onto Boykin Drive
26.2 mi · 28 min · Boykin Drive
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23
Continue on East 2nd Street
1.6 mi · 2 min · East 2nd Street
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24
Continue on US Highway 287
28.4 mi · 29 min · US Highway 287
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25
Continue on East 1st Street
1.1 mi · 2 min · East 1st Street
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26
Continue on US Highway 287
19.6 mi · 20 min · US Highway 287
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27
Keep slight right to continue on East Interstate Drive
100 m · 8 sec · East Interstate Drive
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28
Keep slight right to continue on Southeast 3rd Avenue
2.6 mi · 4 min · Southeast 3rd Avenue
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29
Take the ramp left
946 ft · 26 sec
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30
Merge slight left onto North Lakeside Drive
4.1 mi · 4 min · North Lakeside Drive
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31
Continue on East Loop 335 North
3159 ft · 36 sec · East Loop 335 North
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32
Continue on East Saint Francis Avenue
4.7 mi · 5 min · East Saint Francis Avenue
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33
Turn right onto Dumas Drive
600 ft · 15 sec · Dumas Drive
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34
Take the ramp straight
924 ft · 23 sec
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35
Merge slight left
43.5 mi · 44 min
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36
Arrive at your destination
0 m · 1 sec · North Dumas Avenue
Car Route Details
A richer read on the saved driving route between McKinney and Dumas.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
North US Highway 287
Merge slight left onto North US Highway 287
72.5 mi · 01h 15m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Mostly Cloudy leaving McKinney and Mostly Sunny near Dumas.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from McKinney to Dumas?
The road trip is about 403 miles (648.6 km) and usually takes 07h 26m 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?
Chillicothe is a useful midpoint, sitting about 201.4 miles from McKinney and 201.6 miles from Dumas.
How much longer is the road route than the straight-line distance?
The direct path is about 356.3 miles (573.4 km), while the road route adds roughly 46.7 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 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 $53.74 one way or $107.47 round trip. Estimated CO2 is about 126.4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around McKinney and Mostly Sunny near Dumas.
Flight Path Map
This map shows the direct air route between McKinney and Dumas. Straight-line distance: 356.27 mi (573.36 km).
#1 McKinney
The third most populous city in Collin County, Texas.
| Population | 208,272 |
| Coordinates | 33.1976200, -96.6152700 |
| Altitude | 192 |
| Country | United States |
#2 Dumas
City in Texas, USA
| Population | 13,612 |
| Coordinates | 35.8655900, -101.9732400 |
| Altitude | 1116 |
| Country | United States |
End: Dumas (-101.97324, 35.86559)
Estimated Travel Time
Distance: 649 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 13h 25m |
| 40 mph (64.37 km/h) | 10h 04m |
| 50 mph (80.47 km/h) | 08h 03m |
| 60 mph (96.56 km/h) | 06h 43m |
| 70 mph (112.65 km/h) | 05h 45m |
| 80 mph (129 km/h) | 05h 01m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $53.74 | $107.47 |
| Mid-grade | $4.25 | $60.46 | $120.93 |
| Premium | $4.59 | $65.28 | $130.57 |
| Diesel | $3.99 | $56.78 | $113.56 |
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.