How far is Corvallis, OR from Riddle, OR?
The driving distance from Corvallis, OR to Riddle, OR is about 137.6 miles (221.5 km), with a travel time of about 02h 47m by car.
- The straight-line flight distance is about 111.6 miles (179.6 km).
- For a round trip, plan for roughly 05h 34m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 02h 47m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Corvallis and Riddle.
Turn-by-Turn Driving Directions
Step-by-step road directions between Corvallis and Riddle.
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1
Start on Southwest 4th Street
108 m · 16 sec · Southwest 4th Street
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2
Turn right onto Southwest Madison Avenue
91 m · 10 sec · Southwest Madison Avenue
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3
Turn right onto Southwest 5th Street
1146 ft · 44 sec · Southwest 5th Street
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4
Turn right onto Northwest Van Buren Avenue
2661 ft · 1 min · Northwest Van Buren Avenue
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5
Turn slight right onto Corvallis-Lebanon Highway
9.6 mi · 13 min · Corvallis-Lebanon Highway
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6
Take the exit right
2686 ft · 1 min
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7
Merge slight left
123.5 mi · 2 hr 24 min
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8
Take the exit slight right toward Tri CIty, Riddle
913 ft · 23 sec · Highway #001FV - Riddle Road Connection #4
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9
Turn right onto Pruner Road
1 km · 1 min · Pruner Road
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10
Continue on Riddle Bypass Road
1.8 mi · 3 min · Riddle Bypass Road
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11
Turn left onto Main Street
2012 ft · 1 min · Main Street
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12
Turn left onto 5th Avenue
569 ft · 19 sec · 5th Avenue
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13
Turn right onto E Street
541 ft · 24 sec · E Street
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14
Arrive at your destination
0 m · 1 sec · E Street
Car Route Details
A richer read on the saved driving route between Corvallis and Riddle.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Corvallis-Lebanon Highway
Merge slight left
123 mi · 02h 24m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny leaving Corvallis and Mostly Sunny near Riddle.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Corvallis to Riddle?
The road trip is about 137.6 miles (221.5 km) and usually takes 02h 47m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Cottage Grove is a useful midpoint, sitting about 68.8 miles from Corvallis and 68.8 miles from Riddle.
How much longer is the road route than the straight-line distance?
The direct path is about 111.6 miles (179.6 km), while the road route adds roughly 26 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 8:00 AM to 10:00 AM PDT. If you want a more comfortable same-day return, try to leave by 12:56 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.06 one way or $48.12 round trip. Estimated CO2 is about 43.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Corvallis and Mostly Sunny near Riddle.
Stop Ideas Near Cottage Grove
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 Cottage Grove.
University of Oregon
Eugene, OR
Eugene–Springfield
Reedsport, Oregon
Flight Path Map
This map shows the direct air route between Corvallis and Riddle. Straight-line distance: 111.6 mi (179.61 km).
#1 Corvallis
The most populous city in Benton County, Oregon.
| Population | 59,093 |
| Coordinates | 44.5645700, -123.2620400 |
| Altitude | 71 |
| Country | United States |
#2 Riddle
Statement or question or phrase having a double or veiled meaning, put forth as a puzzle to be solved
| Population | 1,216 |
| Coordinates | 42.9509500, -123.3642300 |
| Altitude | 212 |
| Country | United States |
End: Riddle (-123.36423, 42.95095)
Estimated Travel Time
Distance: 222 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 35m |
| 40 mph (64.37 km/h) | 03h 26m |
| 50 mph (80.47 km/h) | 02h 45m |
| 60 mph (96.56 km/h) | 02h 17m |
| 70 mph (112.65 km/h) | 01h 57m |
| 80 mph (129 km/h) | 01h 43m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $24.06 | $48.12 |
| Mid-grade | $5.34 | $25.94 | $51.89 |
| Premium | $5.57 | $27.05 | $54.10 |
| Diesel | $6.37 | $30.94 | $61.88 |
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 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.