How far is Corvallis, OR from Union, OR?
The driving distance from Corvallis, OR to Union, OR is about 357.8 miles (575.9 km), with a travel time of about 06h 53m by car.
- The straight-line flight distance is about 267.9 miles (431.1 km).
- For a round trip, plan for roughly 13h 47m 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 06h 53m.
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.
Light Rain
Rain
Driving Route Map
The map below follows the saved road route between Corvallis and Union.
Turn-by-Turn Driving Directions
Step-by-step road directions between Corvallis and Union.
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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
9.7 mi · 14 min · Corvallis-Lebanon Highway
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6
Take the exit slight right
2241 ft · 55 sec
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7
Merge slight left
71.3 mi · 1 hr 26 min
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8
Keep slight right to continue on Seattle
1.1 mi · 2 min
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9
Take the exit slight right toward I 84 East, US 30 East: The Dalles, Portland Airport
1011 ft · 17 sec
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10
Keep slight left to continue on I 84 East, US 30 East: Portland Airport, The Dalles
1.5 km · 1 min
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11
Continue on Banfield Freeway
6.6 mi · 9 min · Banfield Freeway
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12
Continue on Columbia River Highway
158.1 mi · 2 hr 56 min · Columbia River Highway
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13
Continue on Old Oregon Trail Highway
97.3 mi · 1 hr 45 min · Old Oregon Trail Highway
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14
Take the exit slight right toward OR 203: La Grande, Union
1358 ft · 36 sec
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15
Continue on La Grande-Baker Highway
10.5 mi · 16 min · La Grande-Baker Highway
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16
Continue on North Main Street
3079 ft · 57 sec · North Main Street
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17
Turn left onto East Beakman Street
21 m · 1 sec · East Beakman Street
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18
Arrive at your destination
0 m · 1 sec · East Beakman Street
Car Route Details
A richer read on the saved driving route between Corvallis and Union.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Columbia River Highway
Continue on Columbia River Highway
158 mi · 02h 56m
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.
Light Rain leaving Corvallis and Rain near Union.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Corvallis to Union?
The road trip is about 357.8 miles (575.9 km) and usually takes 06h 53m 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?
Rufus is a useful midpoint, sitting about 178.6 miles from Corvallis and 179.2 miles from Union.
How much longer is the road route than the straight-line distance?
The direct path is about 267.9 miles (431.1 km), while the road route adds roughly 89.9 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 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 $62.53 one way or $125.06 round trip. Estimated CO2 is about 112.2 kg one way.
What should you check before leaving?
Before you leave, expect Light Rain around Corvallis and Rain near Union.
Stop Ideas Near Rufus
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 Rufus.
Wishram
The Dalles, Oregon
Bingen – White Salmon
Hood River, Oregon
Flight Path Map
This map shows the direct air route between Corvallis and Union. Straight-line distance: 267.85 mi (431.07 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 Union
Township of Union County, New Jersey
| Population | 2,207 |
| Coordinates | 45.2084700, -117.8652100 |
| Altitude | 850 |
| Country | United States |
End: Union (-117.86521, 45.20847)
Estimated Travel Time
Distance: 576 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 55m |
| 40 mph (64.37 km/h) | 08h 56m |
| 50 mph (80.47 km/h) | 07h 09m |
| 60 mph (96.56 km/h) | 05h 57m |
| 70 mph (112.65 km/h) | 05h 06m |
| 80 mph (129 km/h) | 04h 27m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $62.53 | $125.06 |
| Mid-grade | $5.34 | $67.42 | $134.84 |
| Premium | $5.57 | $70.30 | $140.60 |
| Diesel | $6.37 | $80.40 | $160.81 |
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.