How far is Enterprise, OR from Portland, OR?

The driving distance from Enterprise, OR to Portland, OR is about 323.7 miles (520.9 km), with a travel time of about 05h 31m by car.

  • The straight-line flight distance is about 261.5 miles (420.9 km).
  • For a round trip, plan for roughly 11h 03m 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
323.67 mi
05h 31m
Flight
261.54 mi
420.91 km direct

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

Learn Distance

Choose another destination from Enterprise.

Flight Distance

Direct air line
261.54 mi
Kilometers
420.91 km
Flight Time
00h 31m

Driving Distance

Road route
323.67 mi
Kilometers
520.89 km
Drive Time
05h 31m

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 05h 31m.

Arrival Snapshot
Arrive in Portland
Mon, May 4, 8:26 PM PDT
Return by in Enterprise
Tue, May 5, 1:58 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Enterprise
2026-05-04T14:54
Arrive Portland
Mon, May 4, 8:26 PM PDT
Route Timing
05h 31m
One way by road
Best Departure Window
6:00 AM to 8:00 AM PDT
Leave early for more breathing room
Arrive between
11:32 AM to 1:32 PM PDT

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

Leave by
5:56 AM PDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Enterprise
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
Boardman
OR

City in Oregon, USA

From Enterprise
161.6 mi
02h 45m
To Portland
162.1 mi
02h 45m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
74°F
Monday

Sunny

Starts
Mon, May 4 6:00 AM PDT
Wind
1 to 12 mph NW
Destination
75°F
Monday

Mostly Sunny

Starts
Mon, May 4 6:00 AM PDT
Wind
7 to 12 mph SSW

Driving Route Map

The map below follows the saved road route between Enterprise and Portland.

Turn-by-Turn Driving Directions

Step-by-step road directions between Enterprise and Portland.

  1. 1

    Start on Northwest 1st Street

    20 m · 8 sec · Northwest 1st Street

  2. 2

    Turn left onto West North Street

    2064 ft · 35 sec · West North Street

  3. 3

    Continue on Wallowa Lake Highway

    4.8 mi · 7 min · Wallowa Lake Highway

  4. 4

    Continue on State Highway 82

    4.3 mi · 6 min · State Highway 82

  5. 5

    Continue on State Street

    1.4 km · 2 min · State Street

  6. 6

    Continue on East Highway 82

    7.2 mi · 11 min · East Highway 82

  7. 7

    Continue on East 1st Street

    2337 ft · 40 sec · East 1st Street

  8. 8

    Turn slight right onto State Highway 82

    137 m · 8 sec · State Highway 82

  9. 9

    Continue on North Madison Street

    614 ft · 10 sec · North Madison Street

  10. 10

    Continue on Wallowa Lake Highway

    10.9 mi · 16 min · Wallowa Lake Highway

  11. 11

    Continue on State Highway 82

    1.6 mi · 2 min · State Highway 82

  12. 12

    Continue on Wallowa Lake Highway

    13.2 mi · 20 min · Wallowa Lake Highway

  13. 13

    Continue on Albany Street

    1608 ft · 32 sec · Albany Street

  14. 14

    At the end of the road, turn left onto North 8th Avenue

    2947 ft · 50 sec · North 8th Avenue

  15. 15

    Continue on State Highway 82

    1873 ft · 32 sec · State Highway 82

  16. 16

    Continue on Wallowa Lake Highway

    6.7 mi · 10 min · Wallowa Lake Highway

  17. 17

    Continue on Ruckman Avenue

    2463 ft · 42 sec · Ruckman Avenue

  18. 18

    Continue on Wallowa Lake Highway

    9.3 mi · 14 min · Wallowa Lake Highway

  19. 19

    Continue on North McAlister Road

    1489 ft · 29 sec · North McAlister Road

  20. 20

    Turn right onto West 1st Street

    1821 ft · 31 sec · West 1st Street

  21. 21

    Continue on Island Avenue

    1.1 mi · 2 min · Island Avenue

  22. 22

    Take the ramp left

    1474 ft · 36 sec

  23. 23

    Merge slight left onto Old Oregon Trail Highway

    93.6 mi · 1 hr 42 min · Old Oregon Trail Highway

  24. 24

    Continue on Columbia River Highway

    158.3 mi · 2 hr 56 min · Columbia River Highway

  25. 25

    Continue on Banfield Freeway

    6.8 mi · 9 min · Banfield Freeway

  26. 26

    Keep slight left to continue on I 5 South: Salem, OMSI, City Center

    1906 ft · 32 sec

  27. 27

    Keep slight right to continue on City Center, OMSI

    1031 ft · 20 sec

  28. 28

    Keep slight right to continue on Morrison Street, City Center

    1041 ft · 25 sec

  29. 29

    Turn straight onto Morrison Bridge

    1433 ft · 39 sec · Morrison Bridge

  30. 30

    Turn slight right onto Naito Parkway Northbound

    60 m · 8 sec

  31. 31

    Turn slight right onto Southwest 2nd Avenue

    952 ft · 52 sec · Southwest 2nd Avenue

  32. 32

    Turn left onto Southwest Ash Street

    552 ft · 25 sec · Southwest Ash Street

  33. 33

    Turn right onto Southwest 4th Avenue

    58 m · 10 sec · Southwest 4th Avenue

  34. 34

    Continue on Northwest 4th Avenue

    85 m · 17 sec · Northwest 4th Avenue

  35. 35

    Turn left onto Northwest Couch Street

    130 m · 25 sec · Northwest Couch Street

  36. 36

    Turn left

    34 m · 8 sec

  37. 37

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Enterprise and Portland.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
37 steps
11 turns on the saved route
Ramps & Exits
2
1 merges, 1 ramps or exits
Navigation Density
11.4 / 100 mi
Decision points by distance
Main Roads
Columbia River Highway
158 mi · 49%
Old Oregon Trail Highway
93.6 mi · 29%
Wallowa Lake Highway
44.9 mi · 14%
East Highway 82
7.24 mi · 2%
Banfield Freeway
6.75 mi · 2%
State Highway 82
6.32 mi · 2%
Longest Stretch

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.

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
05h 31m
Long day trip
Same-Day Return
11h 04m
Round-trip wheel time
Road vs Air
+62.2 mi
261.5 mi direct line
Halfway Stop
Boardman
02h 45m from Enterprise
Leave By
5:56 AM PDT
Early departure recommended
Weather Watch

Sunny leaving Enterprise and Mostly Sunny near Portland.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Enterprise to Portland?

The road trip is about 323.7 miles (520.9 km) and usually takes 05h 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?

Boardman is a useful midpoint, sitting about 161.6 miles from Enterprise and 162.1 miles from Portland.

How much longer is the road route than the straight-line distance?

The direct path is about 261.5 miles (420.9 km), while the road route adds roughly 62.2 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 5:56 AM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $56.54 one way or $113.08 round trip. Estimated CO2 is about 101.5 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Enterprise and Mostly Sunny near Portland.

Stop Ideas Near Boardman

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Boardman, 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 Boardman.

RAIL

Pasco Intermodal Train Station

65 mi away
535 North 1st Avenue
BUS

Pendleton, Oregon

73 mi away
320 SW Court Street
RAIL

Wishram

100 mi away
1 Railroad Avenue
BUS

Walla Walla, WA

108 mi away
108 West Main Street

Flight Path Map

This map shows the direct air route between Enterprise and Portland. Straight-line distance: 261.54 mi (420.91 km).

Enterprise

#1 Enterprise

City in Oregon, USA

Population1,994
Coordinates45.4262600, -117.2787800
Altitude1144
CountryUnited States
Portland

#2 Portland

The twenty-sixth most populous city in the United States and the center of the Portland metropolitan area.

Population656,751
Coordinates45.5234500, -122.6762100
Altitude12
CountryUnited States
Start: Northwest 1st Street (-117.27886, 45.426261)
End: (-122.676082, 45.523482)

Estimated Travel Time

Distance: 521 km by road

SpeedTime
30 mph (48.3 km/h)10h 47m
40 mph (64.37 km/h)08h 05m
50 mph (80.47 km/h)06h 28m
60 mph (96.56 km/h)05h 23m
70 mph (112.65 km/h)04h 37m
80 mph (129 km/h)04h 02m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
11.42 gal
43.23 L · about $56.54
Round trip
$113.08
22.84 gal · 86.46 L
Estimated CO2
101.5 kg one way
Round trip: 203 kg / 448 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.95 $56.54 $113.08
Mid-grade $5.34 $60.96 $121.92
Premium $5.57 $63.56 $127.13
Diesel $6.37 $72.70 $145.40

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 04, 2026

There is no time difference between Enterprise and Portland. The current time is 14:54:57.

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.