How far is Lake Oswego, OR from Prineville, OR?
The driving distance from Lake Oswego, OR to Prineville, OR is about 146.8 miles (236.2 km), with a travel time of about 03h 44m by car.
- The straight-line flight distance is about 118.7 miles (191 km).
- For a round trip, plan for roughly 07h 28m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM PDT.
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 03h 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.
City in Oregon, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Light Rain Likely
Partly Sunny
Driving Route Map
The map below follows the saved road route between Lake Oswego and Prineville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lake Oswego and Prineville.
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1
Start on the route
65 m · 21 sec
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2
Turn left onto A Avenue
2125 ft · 1 min · A Avenue
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3
At the end of the road, turn right onto North State Street
3023 ft · 2 min · North State Street
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4
Continue on Pacific Highway
1.4 mi · 3 min · Pacific Highway
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5
Continue on Willamette Drive
3.1 mi · 7 min · Willamette Drive
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6
Take the ramp slight right toward I 205 North
1179 ft · 29 sec
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7
Merge slight left onto Abernethy Bridge
3.6 mi · 5 min · Abernethy Bridge
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8
Take the exit slight right toward OR 212 East: Damascus, Estacada
1039 ft · 28 sec
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9
Turn right onto Southeast Highway 212
11.5 mi · 21 min · Southeast Highway 212
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10
Take the exit slight right
1340 ft · 22 sec
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11
Take the exit straight
1327 ft · 36 sec
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12
Merge slight left onto Mount Hood Highway
3.7 mi · 6 min · Mount Hood Highway
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13
Continue on Pioneer Boulevard
1.5 km · 3 min · Pioneer Boulevard
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14
Continue on Mount Hood Highway
30.6 mi · 44 min · Mount Hood Highway
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15
Continue on Warm Springs Highway
46.7 mi · 1 hr 4 min · Warm Springs Highway
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16
Continue on Northwest Warm Springs Highway
13.3 mi · 20 min · Northwest Warm Springs Highway
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17
Continue on 4th Street
68 m · 8 sec · 4th Street
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18
Continue on Southwest 4th Street
1 mi · 3 min · Southwest 4th Street
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19
Continue on The Dalles-California Highway
1.2 mi · 2 min · The Dalles-California Highway
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20
Turn left onto Madras-Prineville Highway
26.2 mi · 39 min · Madras-Prineville Highway
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21
Merge slight right onto Northwest 3rd Street
2984 ft · 49 sec · Northwest 3rd Street
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22
Continue on Northeast 3rd Street
1 km · 1 min · Northeast 3rd Street
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23
Turn right onto Northeast Knowledge Street
1136 ft · 50 sec · Northeast Knowledge Street
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24
Arrive at your destination
0 m · 1 sec · Southeast Knowledge Street
Car Route Details
A richer read on the saved driving route between Lake Oswego and Prineville.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Warm Springs Highway
Continue on Warm Springs Highway
46.7 mi · 01h 04m
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.
Light Rain Likely leaving Lake Oswego and Partly Sunny near Prineville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lake Oswego to Prineville?
The road trip is about 146.8 miles (236.2 km) and usually takes 03h 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?
Maupin is a useful midpoint, sitting about 73.3 miles from Lake Oswego and 73.4 miles from Prineville.
How much longer is the road route than the straight-line distance?
The direct path is about 118.7 miles (191 km), while the road route adds roughly 28.1 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 PDT. If you want a more comfortable same-day return, try to leave by 9:32 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $25.65 one way or $51.29 round trip. Estimated CO2 is about 46 kg one way.
What should you check before leaving?
Before you leave, expect Light Rain Likely around Lake Oswego and Partly Sunny near Prineville.
Stop Ideas Near Maupin
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 Maupin.
The Dalles, Oregon
Wishram
Bingen – White Salmon
Hood River, Oregon
Flight Path Map
This map shows the direct air route between Lake Oswego and Prineville. Straight-line distance: 118.67 mi (190.98 km).
#1 Lake Oswego
A city in Clackamas County, Oregon.
| Population | 39,821 |
| Coordinates | 45.4206700, -122.6706500 |
| Altitude | 55 |
| Country | United States |
#2 Prineville
City in Oregon, USA
| Population | 11,305 |
| Coordinates | 44.2998500, -120.8344700 |
| Altitude | 877 |
| Country | United States |
End: Prineville (-120.83447, 44.29985)
Estimated Travel Time
Distance: 236 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 53m |
| 40 mph (64.37 km/h) | 03h 40m |
| 50 mph (80.47 km/h) | 02h 56m |
| 60 mph (96.56 km/h) | 02h 26m |
| 70 mph (112.65 km/h) | 02h 05m |
| 80 mph (129 km/h) | 01h 49m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $25.65 | $51.29 |
| Mid-grade | $5.34 | $27.65 | $55.30 |
| Premium | $5.57 | $28.83 | $57.66 |
| Diesel | $6.37 | $32.98 | $65.95 |
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 Oregon · Apr 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.