How far is Oregon City, OR from Ontario, OR?
The driving distance from Oregon City, OR to Ontario, OR is about 382.3 miles (615.2 km), with a travel time of about 07h 04m by car.
- The straight-line flight distance is about 292 miles (469.9 km).
- For a round trip, plan for roughly 14h 08m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 07h 04m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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 then Slight Chance Showers And Thunderstorms
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Oregon City and Ontario.
Turn-by-Turn Driving Directions
Step-by-step road directions between Oregon City and Ontario.
-
1
Start on 7th Street
31 m · 10 sec · 7th Street
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2
Turn left onto Singer Hill Road
977 ft · 41 sec · Singer Hill Road
-
3
Turn right onto Main Street
1415 ft · 46 sec · Main Street
-
4
Turn left onto 14th Street
51 m · 7 sec · 14th Street
-
5
Turn right onto McLoughlin Boulevard
726 ft · 23 sec · McLoughlin Boulevard
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6
Take the exit right toward I 205 North: Seattle, The Dalles
1539 ft · 40 sec
-
7
Merge slight left
12.8 mi · 17 min
-
8
Take the exit slight right toward I 84 East, US 30 East: The Dalles
1.1 km · 1 min
-
9
Continue on Columbia River Highway
158.1 mi · 2 hr 56 min · Columbia River Highway
-
10
Continue on Old Oregon Trail Highway
208.8 mi · 3 hr 45 min · Old Oregon Trail Highway
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11
Take the exit slight right toward US 30 BUS: Ontario, T.V.C.C.
1689 ft · 42 sec
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12
Turn right onto East Idaho Avenue
1 km · 1 min · East Idaho Avenue
-
13
Turn left onto South Oregon Street
8 m · 1 sec · South Oregon Street
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14
Arrive at your destination
0 m · 1 sec · South Oregon Street
Car Route Details
A richer read on the saved driving route between Oregon City and Ontario.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Old Oregon Trail Highway
Continue on Old Oregon Trail Highway
209 mi · 03h 45m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Mostly Sunny then Slight Chance Showers And Thunderstorms leaving Oregon City and Mostly Sunny near Ontario.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Oregon City to Ontario?
The road trip is about 382.3 miles (615.2 km) and usually takes 07h 04m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Stanfield is a useful midpoint, sitting about 190.8 miles from Oregon City and 191.4 miles from Ontario.
How much longer is the road route than the straight-line distance?
The direct path is about 292 miles (469.9 km), while the road route adds roughly 90.3 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 7:30 AM PDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $66.79 one way or $133.58 round trip. Estimated CO2 is about 119.9 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Oregon City and Ontario, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Slight Chance Showers And Thunderstorms around Oregon City and Mostly Sunny near Ontario.
Stop Ideas Near Stanfield
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 Stanfield.
Pendleton, Oregon
Pasco Intermodal Train Station
Walla Walla, WA
La Grande, Oregon
Flight Path Map
This map shows the direct air route between Oregon City and Ontario. Straight-line distance: 291.99 mi (469.91 km).
#1 Oregon City
City in Oregon, USA
| Population | 37,339 |
| Coordinates | 45.3573400, -122.6067600 |
| Altitude | 38 |
| Country | United States |
#2 Ontario
City in Oregon, USA
| Population | 11,140 |
| Coordinates | 44.0265500, -116.9629400 |
| Altitude | 656 |
| Country | United States |
End: Ontario (-116.96294, 44.02655)
Estimated Travel Time
Distance: 615 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 44m |
| 40 mph (64.37 km/h) | 09h 33m |
| 50 mph (80.47 km/h) | 07h 38m |
| 60 mph (96.56 km/h) | 06h 22m |
| 70 mph (112.65 km/h) | 05h 27m |
| 80 mph (129 km/h) | 04h 46m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $66.79 | $133.58 |
| Mid-grade | $5.34 | $72.01 | $144.02 |
| Premium | $5.57 | $75.09 | $150.17 |
| Diesel | $6.37 | $85.88 | $171.75 |
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 · May 28, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.