How far is Portland, TX from Killeen, TX?
The driving distance from Portland, TX to Killeen, TX is about 254 miles (408.8 km), with a travel time of about 04h 44m by car.
- The straight-line flight distance is about 225.2 miles (362.4 km).
- For a round trip, plan for roughly 09h 28m 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 04h 44m.
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.
37th President of the United States of America (1913-1994)
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Portland and Killeen.
Turn-by-Turn Driving Directions
Step-by-step road directions between Portland and Killeen.
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1
Start on Wildcat Drive
680 ft · 17 sec
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2
Turn straight onto US Highway 181
1 mi · 2 min · US Highway 181
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3
Take the ramp slight left
1715 ft · 42 sec
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4
Merge slight left
1.2 mi · 1 min
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5
Keep slight right
1.6 km · 1 min
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6
Keep slight left
13.7 mi · 16 min
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7
Continue on State Highway 89
4.1 mi · 5 min · State Highway 89
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8
Continue on US Highway 181
16 mi · 18 min · US Highway 181
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9
Continue on South 8th Street
1.3 km · 56 sec · South 8th Street
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10
Continue on US Highway 181 South
40.2 mi · 46 min · US Highway 181 South
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11
Continue on South Sunset Strip Drive
1.2 mi · 1 min · South Sunset Strip Drive
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12
Turn right onto West Main Street
1.2 km · 1 min · West Main Street
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13
Keep slight left to continue on East Main Street
71 m · 4 sec · East Main Street
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14
Continue on Helena Road
8.4 mi · 11 min · Helena Road
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15
Turn straight onto State Highway 80
23.6 mi · 26 min · State Highway 80
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16
Continue on South Nixon Avenue
1 mi · 2 min · South Nixon Avenue
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17
Continue on State Highway 80 North
30.8 mi · 35 min · State Highway 80 North
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18
Continue on US 183
10.1 mi · 12 min · US 183
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19
Continue on South Colorado Street
4.9 mi · 9 min · South Colorado Street
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20
Continue on United States Highway 183
1282 ft · 17 sec · United States Highway 183
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21
Keep slight left to continue on TX 130 Toll North: Austin, Waco
2447 ft · 35 sec
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22
Merge slight left onto Pickle Parkway
58.5 mi · 55 min · Pickle Parkway
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23
Keep slight right to continue on TX 195 North: Florence, Killeen
874 ft · 21 sec
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24
Continue on North Interstate 35
1424 ft · 26 sec · North Interstate 35
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25
Turn left onto State Highway 195
34 mi · 38 min · State Highway 195
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26
Turn slight right
80 m · 10 sec
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27
Turn slight right onto West Veterans Memorial Boulevard
1.4 km · 2 min · West Veterans Memorial Boulevard
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28
Turn left
25 m · 8 sec
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29
Turn right
23 m · 5 sec
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30
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Portland and Killeen.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Pickle Parkway
Merge slight left onto Pickle Parkway
58.5 mi · 00h 55m
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.
Chance Showers And Thunderstorms leaving Portland and Chance Showers And Thunderstorms near Killeen.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Portland to Killeen?
The road trip is about 254 miles (408.8 km) and usually takes 04h 44m 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?
Nixon is a useful midpoint, sitting about 127.3 miles from Portland and 126.7 miles from Killeen.
How much longer is the road route than the straight-line distance?
The direct path is about 225.2 miles (362.4 km), while the road route adds roughly 28.8 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 7:32 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $33.86 one way or $67.72 round trip. Estimated CO2 is about 79.6 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Portland and Chance Showers And Thunderstorms near Killeen.
Stop Ideas Near Nixon
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 Nixon.
San Marcos Station
San Antonio Station
Austin
Flight Path Map
This map shows the direct air route between Portland and Killeen. Straight-line distance: 225.17 mi (362.37 km).
#1 Portland
City in Texas, United States
| Population | 17,768 |
| Coordinates | 27.8772500, -97.3238800 |
| Altitude | 13 |
| Country | United States |
#2 Killeen
The 11th most populous city in Texas.
| Population | 153,991 |
| Coordinates | 31.1171200, -97.7278000 |
| Altitude | 252 |
| Country | United States |
End: Killeen (-97.7278, 31.11712)
Estimated Travel Time
Distance: 409 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 27m |
| 40 mph (64.37 km/h) | 06h 21m |
| 50 mph (80.47 km/h) | 05h 04m |
| 60 mph (96.56 km/h) | 04h 13m |
| 70 mph (112.65 km/h) | 03h 37m |
| 80 mph (129 km/h) | 03h 10m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $33.86 | $67.72 |
| Mid-grade | $4.25 | $38.10 | $76.20 |
| Premium | $4.59 | $41.14 | $82.27 |
| Diesel | $3.99 | $35.78 | $71.55 |
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.