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.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
161.31 mi
03h 17m
Flight
110.52 mi
177.86 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Sisters.

Flight Distance

Direct air line
110.52 mi
Kilometers
177.86 km
Flight Time
00h 13m

Driving Distance

Road route
161.31 mi
Kilometers
259.61 km
Drive Time
03h 17m

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.

Arrival Snapshot
Arrive in Hillsboro
Wed, Apr 22, 11:09 PM PDT
Return by in Sisters
Thu, Apr 23, 2:26 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Sisters
2026-04-22T19:52
Arrive Hillsboro
Wed, Apr 22, 11:09 PM PDT
Route Timing
03h 17m
One way by road
Best Departure Window
6:00 AM to 8:00 AM PDT
Leave early for more breathing room
Arrive between
9:17 AM to 11:17 AM PDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
10:26 AM PDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Sisters
9:00 PM PDT
Early departure recommended

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.

Mid-route stop
Mill City
OR

City in Oregon, USA

From Sisters
80.4 mi
01h 38m
To Hillsboro
80.9 mi
01h 38m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
47°F
Wednesday

Light Rain Likely

Starts
Wed, Apr 22 6:00 AM PDT
Wind
6 to 12 mph W
Destination
58°F
Wednesday

Light Rain Likely

Starts
Wed, Apr 22 6:00 AM PDT
Wind
3 to 10 mph SW

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.

  1. 1

    Start on the route

    42 m · 15 sec

  2. 2

    Turn left onto East Cascade Avenue

    2641 ft · 2 min · East Cascade Avenue

  3. 3

    Continue on Santiam Highway

    828 ft · 20 sec · Santiam Highway

  4. 4

    Enter the roundabout and take exit 2 toward Santiam Highway

    37 m · 2 sec · Santiam Highway

  5. 5

    Exit the roundabout onto Santiam Highway

    25.1 mi · 31 min · Santiam Highway

  6. 6

    Keep slight right to continue on North Santiam Highway

    51.1 mi · 1 hr 14 min · North Santiam Highway

  7. 7

    Continue on Northeast Santiam Boulevard

    2597 ft · 34 sec · Northeast Santiam Boulevard

  8. 8

    Continue on Northwest Santiam Boulevard

    1 km · 44 sec · Northwest Santiam Boulevard

  9. 9

    Continue on North Santiam Highway

    27.8 mi · 33 min · North Santiam Highway

  10. 10

    Take the exit slight right toward I 5 North: Portland

    32.2 mi · 38 min

  11. 11

    Take the exit slight right toward Elligsen Road, Boones Ferry Road

    1432 ft · 27 sec

  12. 12

    Keep slight left to continue on Boones Ferry Road

    48 m · 10 sec

  13. 13

    Turn left onto Southwest Elligsen Road

    1155 ft · 27 sec · Southwest Elligsen Road

  14. 14

    Continue on Southwest Boones Ferry Road

    1456 ft · 43 sec · Southwest Boones Ferry Road

  15. 15

    Turn left onto Southwest Day Street

    2991 ft · 54 sec · Southwest Day Street

  16. 16

    Turn right onto Southwest Grahams Ferry Road

    2175 ft · 49 sec · Southwest Grahams Ferry Road

  17. 17

    Turn left onto Basalt Creek Parkway

    1.1 km · 1 min · Basalt Creek Parkway

  18. 18

    Continue on Southwest 124th Avenue

    1.6 mi · 3 min · Southwest 124th Avenue

  19. 19

    Turn left onto Southwest Tualatin Sherwood Road

    1.9 mi · 3 min · Southwest Tualatin Sherwood Road

  20. 20

    Continue on Southwest Roy Rogers Road

    1.3 mi · 3 min · Southwest Roy Rogers Road

  21. 21

    Turn left onto Southwest Scholls Sherwood Road

    2831 ft · 48 sec · Southwest Scholls Sherwood Road

  22. 22

    Keep slight right to continue on Southwest Scholls Sherwood Road

    4.3 mi · 6 min · Southwest Scholls Sherwood Road

  23. 23

    At the end of the road, turn left onto Southwest Scholls Ferry Road

    1.2 km · 1 min · Southwest Scholls Ferry Road

  24. 24

    Turn right onto Southwest Hillsboro Highway

    1.8 mi · 2 min · Southwest Hillsboro Highway

  25. 25

    Continue on Southwest Hillsboro Highway

    7.7 mi · 11 min · Southwest Hillsboro Highway

  26. 26

    Continue on South 1st Avenue

    1.1 km · 2 min · South 1st Avenue

  27. 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.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
27 steps
11 turns on the saved route
Ramps & Exits
4
0 merges, 4 ramps or exits
Navigation Density
16.7 / 100 mi
Decision points by distance
Main Roads
North Santiam Highway
78.9 mi · 49%
I 5 North
32.2 mi · 20%
Santiam Highway
25.3 mi · 16%
Southwest Hillsboro Highway
9.51 mi · 6%
Southwest Scholls Sherwood Road
4.82 mi · 3%
Southwest Tualatin Sherwood Road
1.88 mi · 1%
Longest Stretch

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.

Trip Read

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.

Drive Time
03h 17m
Long day trip
Same-Day Return
06h 34m
Round-trip wheel time
Road vs Air
+50.8 mi
110.5 mi direct line
Halfway Stop
Mill City
01h 38m from Sisters
Leave By
10:26 AM PDT
Early departure recommended
Weather Watch

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.

Mid-route Guidance
Local place coverage is thin around Mill City, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Mill City.

RAIL

Salem station

48 mi away
500 13th Street SE
RAIL

Albany station

51 mi away
110 10th Ave SW
BUS

Woodburn, OR

54 mi away
2900 Tom Tennant Drive
BUS

Corvallis, Oregon

65 mi away
153 NW 4th Avenue

Flight Path Map

This map shows the direct air route between Sisters and Hillsboro. Straight-line distance: 110.52 mi (177.86 km).

Sisters

#1 Sisters

City in Oregon, USA

Population2,811
Coordinates44.2909500, -121.5492100
Altitude973
CountryUnited States
Hillsboro

#2 Hillsboro

The most populous city in Washington County, Oregon.

Population110,985
Coordinates45.5228900, -122.9898300
Altitude59
CountryUnited States
Start: (-121.549242, 44.29095)
End: North 1st Avenue (-122.989765, 45.52289)

Estimated Travel Time

Distance: 260 km by road

SpeedTime
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.

One-way fuel
5.69 gal
21.55 L · about $28.17
Round trip
$56.34
11.38 gal · 43.1 L
Estimated CO2
50.6 kg one way
Round trip: 101.1 kg / 223 lb CO2, using regular gasoline.
Fuel$/galOne wayRound 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

There is no time difference between Sisters and Hillsboro. The current time is 19:52:20.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.