How far is Killeen, TX from Dumas, TX?
The driving distance from Killeen, TX to Dumas, TX is about 502.7 miles (809 km), with a travel time of about 09h 00m by car.
- The straight-line flight distance is about 409.2 miles (658.5 km).
- For a round trip, plan for roughly 18h 01m 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 09h 00m.
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.
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 Killeen and Dumas.
Turn-by-Turn Driving Directions
Step-by-step road directions between Killeen and Dumas.
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1
Start on the route
23 m · 11 sec
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2
Turn left
25 m · 8 sec
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3
Turn right onto East Veterans Memorial Boulevard
2.6 mi · 4 min · East Veterans Memorial Boulevard
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4
Keep slight left
2733 ft · 1 min
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5
Merge slight left onto Central Texas Expressway
4.3 mi · 4 min · Central Texas Expressway
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6
Keep slight left to continue on US 190 West: Lampasas
12.8 mi · 14 min
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7
Turn right onto FM 1715
6.4 mi · 8 min · FM 1715
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8
At the end of the road, turn left onto East FM 580
2.6 mi · 3 min · East FM 580
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9
Continue on East Avenue J
1.1 mi · 2 min · East Avenue J
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10
At the end of the road, turn right onto North Key Avenue
1899 ft · 32 sec · North Key Avenue
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11
Continue on North US Highway 281
965 ft · 15 sec · North US Highway 281
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12
Keep slight left to continue on North US Highway 183
36.9 mi · 40 min · North US Highway 183
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13
At the end of the road, turn left
30.4 mi · 35 min
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14
Turn left onto Early Boulevard
1.7 mi · 2 min · Early Boulevard
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15
Continue on East Commerce Street
22 mi · 25 min · East Commerce Street
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16
Keep slight right to continue on Wallis Avenue
7.2 mi · 8 min · Wallis Avenue
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17
Turn right onto East Walnut Street
1.5 km · 1 min · East Walnut Street
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18
Continue on West Walnut Street
1 mi · 2 min · West Walnut Street
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19
Continue on State Highway 153
69 mi · 1 hr 14 min · State Highway 153
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20
Keep slight right to continue on State Highway 153
6 m · 1 sec · State Highway 153
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21
Turn right onto State Highway 70
10.4 mi · 11 min · State Highway 70
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22
Continue on Lamar Street
1.3 km · 1 min · Lamar Street
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23
Turn left onto Northwest Georgia Avenue
670 ft · 17 sec · Northwest Georgia Avenue
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24
Take the ramp slight left toward I 20 West: Midland
104 m · 8 sec
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25
Merge slight left
6 mi · 6 min
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26
Take the exit slight right toward US 84 West: Snyder, Lubbock
1721 ft · 20 sec
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27
Keep slight left
74.2 mi · 1 hr 14 min
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28
Turn right onto South Avenue F
1 mi · 2 min · South Avenue F
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29
Keep slight left to continue on North Avenue F
617 ft · 11 sec · North Avenue F
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30
Turn straight onto Ralls Road
1863 ft · 39 sec · Ralls Road
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31
Turn left onto East 15th Street
734 ft · 17 sec · East 15th Street
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32
Turn right onto North US Highway 84
1 mi · 1 min · North US Highway 84
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33
Continue on Highway 84
20 mi · 20 min · Highway 84
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34
Continue on Trooper Jerry Don Davis Memorial Highway
4.6 mi · 5 min · Trooper Jerry Don Davis Memorial Highway
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35
Continue on East Highway 84
6.8 mi · 7 min · East Highway 84
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36
Continue on Slaton Road
4.5 mi · 6 min · Slaton Road
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37
Take the exit slight right
1302 ft · 27 sec
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38
Turn slight right onto Interstate 27
98 m · 6 sec · Interstate 27
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39
Take the ramp straight
1303 ft · 32 sec
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40
Merge slight left onto Marshall Formby Memorial Highway
109.9 mi · 1 hr 51 min · Marshall Formby Memorial Highway
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41
Continue on Canyon Expressway
13.5 mi · 15 min · Canyon Expressway
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42
Keep slight left to continue on US 87 North
1.5 km · 2 min
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43
Keep slight right to continue on South Fillmore Street
45.4 mi · 48 min · South Fillmore Street
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44
Continue on South Dumas Avenue
2.1 mi · 3 min · South Dumas Avenue
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45
Arrive at your destination
0 m · 1 sec · North Dumas Avenue
Car Route Details
A richer read on the saved driving route between Killeen and Dumas.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Marshall Formby Memorial Highway
Merge slight left onto Marshall Formby Memorial Highway
110 mi · 01h 51m
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 Killeen 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 Killeen to Dumas?
The road trip is about 502.7 miles (809 km) and usually takes 09h 00m 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?
Snyder is a useful midpoint, sitting about 251.5 miles from Killeen and 251.2 miles from Dumas.
How much longer is the road route than the straight-line distance?
The direct path is about 409.2 miles (658.5 km), while the road route adds roughly 93.5 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 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 $67.04 one way or $134.08 round trip. Estimated CO2 is about 157.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Killeen and Mostly Sunny near Dumas.
Flight Path Map
This map shows the direct air route between Killeen and Dumas. Straight-line distance: 409.14 mi (658.45 km).
#1 Killeen
The 11th most populous city in Texas.
| Population | 153,991 |
| Coordinates | 31.1171200, -97.7278000 |
| Altitude | 252 |
| 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: 809 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 16h 44m |
| 40 mph (64.37 km/h) | 12h 34m |
| 50 mph (80.47 km/h) | 10h 03m |
| 60 mph (96.56 km/h) | 08h 22m |
| 70 mph (112.65 km/h) | 07h 10m |
| 80 mph (129 km/h) | 06h 16m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $67.04 | $134.08 |
| Mid-grade | $4.25 | $75.43 | $150.86 |
| Premium | $4.59 | $81.44 | $162.89 |
| Diesel | $3.99 | $70.84 | $141.67 |
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.