How far is Portland, OR from Tri-City, OR?
The driving distance from Portland, OR to Tri-City, OR is about 198.1 miles (318.8 km), with a travel time of about 03h 59m by car.
- The straight-line flight distance is about 178.2 miles (286.8 km).
- For a round trip, plan for roughly 07h 59m 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 59m.
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.
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 Portland and Tri-City.
Turn-by-Turn Driving Directions
Step-by-step road directions between Portland and Tri-City.
-
1
Start on the route
34 m · 13 sec
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2
Turn left onto Northwest Couch Street
2074 ft · 2 min · Northwest Couch Street
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3
Turn left onto Northwest 13th Avenue
1593 ft · 1 min · Northwest 13th Avenue
-
4
Turn right onto Southwest Taylor Street
9 m · 1 sec · Southwest Taylor Street
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5
Take the ramp slight left toward I 405 South
2393 ft · 44 sec
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6
Merge slight left onto Stadium Freeway
1.5 mi · 2 min · Stadium Freeway
-
7
Merge slight right
192.6 mi · 3 hr 47 min
-
8
Take the exit slight right toward Weaver Road
1188 ft · 29 sec
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9
Turn left onto Weaver Road
1875 ft · 35 sec · Weaver Road
-
10
Turn right onto North Old Pacific Highway
1.6 mi · 3 min · North Old Pacific Highway
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11
Turn left onto Loop Road
110 m · 16 sec · Loop Road
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12
Continue on Loop Road
79 m · 12 sec · Loop Road
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13
Turn right onto Indian Lane
1128 ft · 52 sec · Indian Lane
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14
At the end of the road, turn right onto Arrow Way
1543 ft · 1 min · Arrow Way
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15
Arrive at your destination
0 m · 1 sec · Arrow Way
Car Route Details
A richer read on the saved driving route between Portland and Tri-City.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Stadium Freeway
Merge slight right
193 mi · 03h 47m
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.
Mostly Sunny leaving Portland and Mostly Sunny near Tri-City.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Portland to Tri-City?
The road trip is about 198.1 miles (318.8 km) and usually takes 03h 59m 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?
Coburg is a useful midpoint, sitting about 99 miles from Portland and 99 miles from Tri-City.
How much longer is the road route than the straight-line distance?
The direct path is about 178.2 miles (286.8 km), while the road route adds roughly 19.9 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 9:00 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $34.61 one way or $69.21 round trip. Estimated CO2 is about 62.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Portland and Mostly Sunny near Tri-City.
Stop Ideas Near Coburg
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City Hall Surface Lot
Springfield Animal Control
Harrisburg City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Coburg.
Eugene–Springfield
Eugene, OR
University of Oregon
Corvallis, Oregon
Flight Path Map
This map shows the direct air route between Portland and Tri-City. Straight-line distance: 178.22 mi (286.81 km).
#1 Portland
The twenty-sixth most populous city in the United States and the center of the Portland metropolitan area.
| Population | 656,751 |
| Coordinates | 45.5234500, -122.6762100 |
| Altitude | 12 |
| Country | United States |
#2 Tri-City
Census-designated place in Douglas County, Oregon
| Population | 3,931 |
| Coordinates | 42.9845600, -123.3117300 |
| Altitude | 226 |
| Country | United States |
End: Tri-City (-123.31173, 42.98456)
Estimated Travel Time
Distance: 319 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 36m |
| 40 mph (64.37 km/h) | 04h 57m |
| 50 mph (80.47 km/h) | 03h 57m |
| 60 mph (96.56 km/h) | 03h 18m |
| 70 mph (112.65 km/h) | 02h 49m |
| 80 mph (129 km/h) | 02h 28m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $34.61 | $69.21 |
| Mid-grade | $5.34 | $37.31 | $74.63 |
| Premium | $5.57 | $38.91 | $77.81 |
| Diesel | $6.37 | $44.50 | $89.00 |
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 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.