How far is Sisters, OR from Hillsboro, OR?
The driving distance from Sisters, OR to Hillsboro, OR is about 161.3 miles (259.6 km), with a travel time of about 03h 17m by car.
- The straight-line flight distance is about 110.5 miles (177.9 km).
- For a round trip, plan for roughly 06h 34m 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 17m.
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.
City in Oregon, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Light Rain Likely
Light Rain Likely
Driving Route Map
The map below follows the saved road route between Sisters and Hillsboro.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sisters and Hillsboro.
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1
Start on the route
42 m · 15 sec
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2
Turn left onto East Cascade Avenue
2641 ft · 2 min · East Cascade Avenue
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3
Continue on Santiam Highway
828 ft · 20 sec · Santiam Highway
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4
Enter the roundabout and take exit 2 toward Santiam Highway
37 m · 2 sec · Santiam Highway
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5
Exit the roundabout onto Santiam Highway
25.1 mi · 31 min · Santiam Highway
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6
Keep slight right to continue on North Santiam Highway
51.1 mi · 1 hr 14 min · North Santiam Highway
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7
Continue on Northeast Santiam Boulevard
2597 ft · 34 sec · Northeast Santiam Boulevard
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8
Continue on Northwest Santiam Boulevard
1 km · 44 sec · Northwest Santiam Boulevard
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9
Continue on North Santiam Highway
27.8 mi · 33 min · North Santiam Highway
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10
Take the exit slight right toward I 5 North: Portland
32.2 mi · 38 min
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11
Take the exit slight right toward Elligsen Road, Boones Ferry Road
1432 ft · 27 sec
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12
Keep slight left to continue on Boones Ferry Road
48 m · 10 sec
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13
Turn left onto Southwest Elligsen Road
1155 ft · 27 sec · Southwest Elligsen Road
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14
Continue on Southwest Boones Ferry Road
1456 ft · 43 sec · Southwest Boones Ferry Road
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15
Turn left onto Southwest Day Street
2991 ft · 54 sec · Southwest Day Street
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16
Turn right onto Southwest Grahams Ferry Road
2175 ft · 49 sec · Southwest Grahams Ferry Road
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17
Turn left onto Basalt Creek Parkway
1.1 km · 1 min · Basalt Creek Parkway
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18
Continue on Southwest 124th Avenue
1.6 mi · 3 min · Southwest 124th Avenue
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19
Turn left onto Southwest Tualatin Sherwood Road
1.9 mi · 3 min · Southwest Tualatin Sherwood Road
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20
Continue on Southwest Roy Rogers Road
1.3 mi · 3 min · Southwest Roy Rogers Road
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21
Turn left onto Southwest Scholls Sherwood Road
2831 ft · 48 sec · Southwest Scholls Sherwood Road
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22
Keep slight right to continue on Southwest Scholls Sherwood Road
4.3 mi · 6 min · Southwest Scholls Sherwood Road
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23
At the end of the road, turn left onto Southwest Scholls Ferry Road
1.2 km · 1 min · Southwest Scholls Ferry Road
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24
Turn right onto Southwest Hillsboro Highway
1.8 mi · 2 min · Southwest Hillsboro Highway
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25
Continue on Southwest Hillsboro Highway
7.7 mi · 11 min · Southwest Hillsboro Highway
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26
Continue on South 1st Avenue
1.1 km · 2 min · South 1st Avenue
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27
Arrive at your destination
0 m · 1 sec · North 1st Avenue
Car Route Details
A richer read on the saved driving route between Sisters and Hillsboro.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
North Santiam Highway
Keep slight right to continue on North Santiam Highway
51.1 mi · 01h 15m
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.
Light Rain Likely leaving Sisters and Light Rain Likely near Hillsboro.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sisters to Hillsboro?
The road trip is about 161.3 miles (259.6 km) and usually takes 03h 17m 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?
Mill City is a useful midpoint, sitting about 80.4 miles from Sisters and 80.9 miles from Hillsboro.
How much longer is the road route than the straight-line distance?
The direct path is about 110.5 miles (177.9 km), while the road route adds roughly 50.8 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 10:26 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $28.17 one way or $56.34 round trip. Estimated CO2 is about 50.6 kg one way.
What should you check before leaving?
Before you leave, expect Light Rain Likely around Sisters and Light Rain Likely near Hillsboro.
Stop Ideas Near Mill City
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 Mill City.
Salem station
Albany station
Woodburn, OR
Corvallis, Oregon
Flight Path Map
This map shows the direct air route between Sisters and Hillsboro. Straight-line distance: 110.52 mi (177.86 km).
#1 Sisters
City in Oregon, USA
| Population | 2,811 |
| Coordinates | 44.2909500, -121.5492100 |
| Altitude | 973 |
| Country | United States |
#2 Hillsboro
The most populous city in Washington County, Oregon.
| Population | 110,985 |
| Coordinates | 45.5228900, -122.9898300 |
| Altitude | 59 |
| Country | United States |
End: North 1st Avenue (-122.989765, 45.52289)
Estimated Travel Time
Distance: 260 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 22m |
| 40 mph (64.37 km/h) | 04h 01m |
| 50 mph (80.47 km/h) | 03h 13m |
| 60 mph (96.56 km/h) | 02h 41m |
| 70 mph (112.65 km/h) | 02h 18m |
| 80 mph (129 km/h) | 02h 00m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $28.17 | $56.34 |
| Mid-grade | $5.34 | $30.37 | $60.75 |
| Premium | $5.57 | $31.67 | $63.34 |
| Diesel | $6.37 | $36.22 | $72.45 |
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.