How far is Terrebonne, OR from West Slope, OR?
The driving distance from Terrebonne, OR to West Slope, OR is about 145.3 miles (233.9 km), with a travel time of about 03h 33m by car.
- The straight-line flight distance is about 110.9 miles (178.4 km).
- For a round trip, plan for roughly 07h 06m 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 33m.
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 Clackamas County, Oregon, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Patchy Frost then Sunny
Driving Route Map
The map below follows the saved road route between Terrebonne and West Slope.
Turn-by-Turn Driving Directions
Step-by-step road directions between Terrebonne and West Slope.
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1
Start on 11th Street
36 m · 5 sec · 11th Street
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2
Turn right onto C Avenue
83 m · 9 sec · C Avenue
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3
Turn right onto The Dalles-California Highway
19.8 mi · 28 min · The Dalles-California Highway
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4
Continue on 5th Street
1.4 km · 3 min · 5th Street
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5
Continue on Northwest Warm Springs Highway
13.3 mi · 20 min · Northwest Warm Springs Highway
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6
Continue on Warm Springs Highway
46.7 mi · 1 hr 4 min · Warm Springs Highway
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7
Continue on Mount Hood Highway
30.6 mi · 44 min · Mount Hood Highway
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8
Continue on Proctor Boulevard
1.2 km · 2 min · Proctor Boulevard
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9
Continue on Mount Hood Highway
9.1 mi · 13 min · Mount Hood Highway
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10
Continue on Southeast Mount Hood Highway
2977 ft · 59 sec · Southeast Mount Hood Highway
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11
Continue on Southeast Burnside Road
1.7 mi · 4 min · Southeast Burnside Road
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12
Turn right onto Northwest Fairview Drive
1073 ft · 30 sec · Northwest Fairview Drive
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13
Turn right onto Southeast 223rd Avenue
1.2 mi · 2 min · Southeast 223rd Avenue
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14
Turn left onto Northeast Glisan Street
1977 ft · 54 sec · Northeast Glisan Street
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15
Turn slight right
115 m · 14 sec
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16
Turn straight onto Northeast Fairview Parkway
1.5 km · 1 min · Northeast Fairview Parkway
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17
Take the ramp slight right toward I 84 West: Portland
1539 ft · 52 sec
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18
Merge slight left onto Columbia River Highway
4.8 mi · 6 min · Columbia River Highway
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19
Continue on Banfield Freeway
6.8 mi · 9 min · Banfield Freeway
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20
Keep slight left to continue on I 5 South: Salem, OMSI, City Center
1906 ft · 32 sec
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21
Keep slight left to continue on I 5 South: Beaverton, Salem
80 m · 5 sec
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22
Merge slight left
1.1 mi · 2 min
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23
Take the exit slight left toward I 405, US 26: Beaverton
1804 ft · 31 sec · Stadium Freeway
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24
Merge slight left onto Stadium Freeway
1.1 km · 59 sec · Stadium Freeway
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25
Take the exit slight right toward US 26 West: Beaverton
3 mi · 4 min
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26
Take the exit slight right toward OR 8: Canyon Road
1948 ft · 33 sec
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27
Keep slight left to continue on OR 8: Canyon Road, West Slope
906 ft · 19 sec
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28
Continue on Southwest Canyon Road
1.2 mi · 2 min · Southwest Canyon Road
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29
Turn right
40 m · 10 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 Terrebonne and West Slope.
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.
Patchy Frost then Sunny leaving Terrebonne and Clear near West Slope.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Terrebonne to West Slope?
The road trip is about 145.3 miles (233.9 km) and usually takes 03h 33m 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?
Mount Hood Village is a useful midpoint, sitting about 72.5 miles from Terrebonne and 72.8 miles from West Slope.
How much longer is the road route than the straight-line distance?
The direct path is about 110.9 miles (178.4 km), while the road route adds roughly 34.4 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 9:54 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $25.59 one way or $51.18 round trip. Estimated CO2 is about 45.6 kg one way.
What should you check before leaving?
Before you leave, expect Patchy Frost then Sunny around Terrebonne and Clear near West Slope.
Stop Ideas Near Mount Hood Village
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 Mount Hood Village.
Oregon City station
Hood River, Oregon
Bingen – White Salmon
Union Station
Flight Path Map
This map shows the direct air route between Terrebonne and West Slope. Straight-line distance: 110.87 mi (178.43 km).
#1 Terrebonne
Census-designated place in Deschutes County, Oregon
| Population | 117,664 |
| Coordinates | 44.3529000, -121.1778100 |
| Altitude | 875 |
| Country | United States |
#2 West Slope
Unincorporated suburb of Portland, in Washington County, Oregon, U.
| Population | 6,554 |
| Coordinates | 45.4987300, -122.7645400 |
| Altitude | 114 |
| Country | United States |
End: West Slope (-122.76454, 45.49873)
Estimated Travel Time
Distance: 234 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 50m |
| 40 mph (64.37 km/h) | 03h 38m |
| 50 mph (80.47 km/h) | 02h 54m |
| 60 mph (96.56 km/h) | 02h 25m |
| 70 mph (112.65 km/h) | 02h 04m |
| 80 mph (129 km/h) | 01h 48m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.99 | $25.59 | $51.18 |
| Mid-grade | $5.25 | $26.93 | $53.87 |
| Premium | $5.56 | $28.50 | $57.00 |
| Diesel | $6.75 | $34.60 | $69.20 |
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 · Oct 15, 2026