How far is Oakland, CA from Portola Valley, CA?

The driving distance from Oakland, CA to Portola Valley, CA is about 46.4 miles (74.6 km), with a travel time of about 01h 00m by car.

  • The straight-line flight distance is about 29.1 miles (46.8 km).
  • For a round trip, plan for roughly 02h 00m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
Trip Tools

Reverse, save, or send this route

This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
46.36 mi
01h 00m
Flight
29.11 mi
46.84 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Oakland.

Flight Distance

Direct air line
29.11 mi
Kilometers
46.84 km
Flight Time
00h 03m

Driving Distance

Road route
46.36 mi
Kilometers
74.61 km
Drive Time
01h 00m

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 01h 00m.

Arrival Snapshot
Arrive in Portola Valley
Sat, Apr 18, 11:29 PM PDT
Return by in Oakland
Sun, Apr 19, 12:29 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Oakland
2026-04-18T22:28
Arrive Portola Valley
Sat, Apr 18, 11:29 PM PDT
Route Timing
01h 00m
One way by road
Best Departure Window
8:00 AM to 10:00 AM PDT
Aim for a morning departure
Arrive between
9:00 AM to 11:00 AM PDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:30 PM PDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Oakland
9:30 PM PDT
Morning start is best

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
Foster City
CA

City in San Mateo County, California, United States

From Oakland
23.2 mi
00h 30m
To Portola Valley
23.2 mi
00h 30m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
74°F
Saturday

Mostly Sunny

Starts
Sat, Apr 18 6:00 AM PDT
Wind
1 to 7 mph SW
Destination
72°F
Saturday

Partly Sunny

Starts
Sat, Apr 18 6:00 AM PDT
Wind
2 to 7 mph S

Driving Route Map

The map below follows the saved road route between Oakland and Portola Valley.

Turn-by-Turn Driving Directions

Step-by-step road directions between Oakland and Portola Valley.

  1. 1

    Start on 14th Street

    1058 ft · 53 sec · 14th Street

  2. 2

    Turn right onto Harrison Street

    842 ft · 35 sec · Harrison Street

  3. 3

    Turn left onto 11th Street

    1141 ft · 26 sec · 11th Street

  4. 4

    Turn right onto Madison Street

    1673 ft · 49 sec · Madison Street

  5. 5

    Turn left onto 5th Street

    116 m · 9 sec · 5th Street

  6. 6

    Take the ramp straight toward I 880 South: San Jose

    1146 ft · 30 sec

  7. 7

    Merge slight left onto Nimitz Freeway

    9.9 mi · 12 min · Nimitz Freeway

  8. 8

    Keep slight left

    1.7 mi · 2 min

  9. 9

    Take the exit slight right

    31 m · 3 sec

  10. 10

    Merge slight right onto Nimitz Freeway

    2.3 mi · 3 min · Nimitz Freeway

  11. 11

    Take the exit slight right toward CA 92 East, CA 92 West: Jackson Street, Downtown, San Mateo, Half Moon Bay

    854 ft · 11 sec

  12. 12

    Keep slight right to continue on CA 92 West: San Mateo–Hayward Bridge, Half Moon Bay

    74 m · 3 sec

  13. 13

    Continue on CA 92 West: San Mateo–Hayward Bridge, Half Moon Bay

    1367 ft · 18 sec

  14. 14

    Merge slight left

    3.4 mi · 4 min

  15. 15

    Keep slight left

    528 ft · 7 sec

  16. 16

    Keep slight right

    13.8 mi · 17 min

  17. 17

    Take the exit slight right toward I 280 South, I 280 North: San Jose, San Francisco

    783 ft · 12 sec

  18. 18

    Keep slight left to continue on I 280 South: San Jose

    1.1 km · 2 min

  19. 19

    Merge slight left onto Junipero Serra Freeway

    8.8 mi · 10 min · Junipero Serra Freeway

  20. 20

    Take the exit slight right toward Sand Hill Road

    892 ft · 19 sec

  21. 21

    Keep slight right to continue on Sand Hill Road West

    1182 ft · 25 sec

  22. 22

    Turn straight onto Sand Hill Road

    1.9 mi · 3 min · Sand Hill Road

  23. 23

    Continue on Portola Road

    1.5 mi · 3 min · Portola Road

  24. 24

    Turn right onto Wayside Road

    47 m · 7 sec · Wayside Road

  25. 25

    Arrive at your destination

    0 m · 1 sec · Wayside Road

Car Route Details

A richer read on the saved driving route between Oakland and Portola Valley.

OSRM road route
Drive Character

Turn-heavy local drive

The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.

Directions
25 steps
6 turns on the saved route
Ramps & Exits
9
4 merges, 5 ramps or exits
Navigation Density
53.9 / 100 mi
Decision points by distance
Main Roads
CA 92 West
17.6 mi · 38%
Nimitz Freeway
13.9 mi · 30%
Junipero Serra Freeway
8.83 mi · 19%
Sand Hill Road
2.05 mi · 4%
Portola Road
1.53 mi · 3%
I 280 South
0.86 mi · 2%
Longest Stretch

CA 92 West

Keep slight right

13.8 mi · 00h 17m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A comfortable day-trip route

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

Drive Time
01h 00m
Day trip friendly
Same-Day Return
02h 00m
Round-trip wheel time
Road vs Air
+17.3 mi
29.1 mi direct line
Halfway Stop
Foster City
00h 30m from Oakland
Leave By
4:30 PM PDT
Morning start is best
Weather Watch

Mostly Sunny leaving Oakland and Partly Sunny near Portola Valley.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Oakland to Portola Valley?

The road trip is about 46.4 miles (74.6 km) and usually takes 01h 00m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

What is the halfway point on this route?

Foster City is a useful midpoint, sitting about 23.2 miles from Oakland and 23.2 miles from Portola Valley.

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

The direct path is about 29.1 miles (46.8 km), while the road route adds roughly 17.3 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 8:00 AM to 10:00 AM PDT. If you want a more comfortable same-day return, try to leave by 4:30 PM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $9.46 one way or $18.92 round trip. Estimated CO2 is about 14.6 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Oakland and Partly Sunny near Portola Valley.

Stop Ideas Near Foster City

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

Mid-route Guidance
Local place coverage is thin around Foster 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 Foster City.

RAIL

Hayward station

19 mi away
22555 Meekland Avenue
RAIL

Oakland Coliseum station

22 mi away
700 73rd Avenue
RAIL

Fremont station

23 mi away
37260 Fremont Blvd.
RAIL

Oakland – Jack London Square station

26 mi away
245 Second Street

Flight Path Map

This map shows the direct air route between Oakland and Portola Valley. Straight-line distance: 29.11 mi (46.84 km).

Oakland

#1 Oakland

The third most populous city in California, Oakland is a major center for business, manufacturing, and culture.

Population424,891
Coordinates37.8043700, -122.2708000
Altitude13
CountryUnited States
Portola Valley

#2 Portola Valley

Town in California

Population4,528
Coordinates37.3841100, -122.2352400
Altitude140
CountryUnited States
Start: Oakland (-122.2708, 37.80437)
End: Portola Valley (-122.23524, 37.38411)

Estimated Travel Time

Distance: 75 km by road

SpeedTime
30 mph (48.3 km/h)01h 32m
40 mph (64.37 km/h)01h 09m
50 mph (80.47 km/h)00h 55m
60 mph (96.56 km/h)00h 46m
70 mph (112.65 km/h)00h 39m
80 mph (129 km/h)00h 34m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.64 gal
6.19 L · about $9.46
Round trip
$18.92
3.28 gal · 12.38 L
Estimated CO2
14.6 kg one way
Round trip: 29.1 kg / 64 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $9.46 $18.92
Mid-grade $6.07 $9.95 $19.90
Premium $6.24 $10.24 $20.48
Diesel $7.57 $12.41 $24.82

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 California · Apr 19, 2026

There is no time difference between Oakland and Portola Valley. The current time is 22:28:53.

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.