How far is Hermiston, OR from Terrebonne, OR?
The driving distance from Hermiston, OR to Terrebonne, OR is about 195.2 miles (314.2 km), with a travel time of about 03h 31m by car.
- The straight-line flight distance is about 138 miles (222.1 km).
- For a round trip, plan for roughly 07h 02m 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 31m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
This departure sits inside the recommended comfort window for the route.
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
Partly Sunny
Driving Route Map
The map below follows the saved road route between Hermiston and Terrebonne.
Turn-by-Turn Driving Directions
Step-by-step road directions between Hermiston and Terrebonne.
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1
Start on East Main Street
158 m · 16 sec · East Main Street
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2
Turn right onto North 1st Place
122 m · 19 sec · North 1st Place
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3
Turn left onto West Hermiston Avenue
1.5 km · 2 min · West Hermiston Avenue
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4
At the end of the road, turn left onto Southwest 11th Street
1.3 mi · 2 min · Southwest 11th Street
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5
Continue on Butter Creek Highway
2.8 mi · 4 min · Butter Creek Highway
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6
Take the ramp right
1606 ft · 39 sec
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7
Merge slight left onto Old Oregon Trail Highway
14.9 mi · 16 min · Old Oregon Trail Highway
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8
Continue on Columbia River Highway
62.9 mi · 1 hr 7 min · Columbia River Highway
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9
Take the exit slight right toward US 97: Yakima, Bend
1274 ft · 37 sec
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10
Turn left onto Sherman Highway
55.5 mi · 1 hr 13 min · Sherman Highway
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11
Continue on E Street
2151 ft · 53 sec · E Street
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12
Turn straight onto Sherman Highway
12.3 mi · 17 min · Sherman Highway
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13
Continue on The Dalles-California Highway
24.6 mi · 29 min · The Dalles-California Highway
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14
Continue on Northeast 6th Street
1259 ft · 33 sec · Northeast 6th Street
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15
Turn left onto 4th Street
81 m · 12 sec · 4th Street
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16
Continue on Southwest 4th Street
1 mi · 3 min · Southwest 4th Street
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17
Continue on The Dalles-California Highway
19.6 mi · 28 min · The Dalles-California Highway
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18
Turn left onto Central Avenue
84 m · 14 sec · Central Avenue
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19
Turn right onto 11th Street
100 m · 9 sec · 11th Street
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20
Arrive at your destination
0 m · 1 sec · 11th Street
Car Route Details
A richer read on the saved driving route between Hermiston and Terrebonne.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Columbia River Highway
Continue on Columbia River Highway
62.9 mi · 01h 07m
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 Hermiston and Partly Sunny near Terrebonne.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Hermiston to Terrebonne?
The road trip is about 195.2 miles (314.2 km) and usually takes 03h 31m 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?
Moro is a useful midpoint, sitting about 98.5 miles from Hermiston and 96.7 miles from Terrebonne.
How much longer is the road route than the straight-line distance?
The direct path is about 138 miles (222.1 km), while the road route adds roughly 57.2 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 9:58 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $35.13 one way or $70.26 round trip. Estimated CO2 is about 61.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Hermiston and Partly Sunny near Terrebonne.
Stop Ideas Near Moro
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 Moro.
Wishram
The Dalles, Oregon
Bingen – White Salmon
Hood River, Oregon
Flight Path Map
This map shows the direct air route between Hermiston and Terrebonne. Straight-line distance: 138 mi (222.09 km).
#1 Hermiston
City in Oregon, USA
| Population | 17,791 |
| Coordinates | 45.8404100, -119.2894600 |
| Altitude | 140 |
| Country | United States |
#2 Terrebonne
Census-designated place in Deschutes County, Oregon
| Population | 117,664 |
| Coordinates | 44.3529000, -121.1778100 |
| Altitude | 875 |
| Country | United States |
End: 11th Street (-121.177733, 44.3529)
Estimated Travel Time
Distance: 314 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 30m |
| 40 mph (64.37 km/h) | 04h 52m |
| 50 mph (80.47 km/h) | 03h 54m |
| 60 mph (96.56 km/h) | 03h 15m |
| 70 mph (112.65 km/h) | 02h 47m |
| 80 mph (129 km/h) | 02h 26m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.10 | $35.13 | $70.26 |
| Mid-grade | $5.34 | $36.78 | $73.56 |
| Premium | $5.65 | $38.96 | $77.91 |
| Diesel | $6.87 | $47.31 | $94.61 |
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 · Sep 22, 2026