How far is San Martin, CA from Cupertino, CA?

The driving distance from San Martin, CA to Cupertino, CA is about 32.7 miles (52.6 km), with a travel time of about 00h 33m by car.

  • The straight-line flight distance is about 28.5 miles (45.8 km).
  • For a round trip, plan for roughly 01h 07m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM PDT.
Trip Tools

Reverse, save, or send this route

This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
32.69 mi
00h 33m
Flight
28.46 mi
45.8 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from San Martin.

Flight Distance

Direct air line
28.46 mi
Kilometers
45.8 km
Flight Time
00h 03m

Driving Distance

Road route
32.69 mi
Kilometers
52.61 km
Drive Time
00h 33m

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 00h 33m.

Arrival Snapshot
Arrive in Cupertino
Thu, Oct 15, 6:02 PM PDT
Return by in San Martin
Thu, Oct 15, 6:36 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave San Martin
2026-10-15T17:28
Arrive Cupertino
Thu, Oct 15, 6:02 PM PDT
Route Timing
00h 33m
One way by road
Best Departure Window
7:00 AM to 7:00 PM PDT
Leave when it suits your day
Arrive between
7:34 AM to 7:34 PM PDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:22 PM PDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in San Martin
10:00 PM PDT
Flexible departure

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Seven Trees
CA

Census-designated place in South San Jose

From San Martin
16.3 mi
00h 17m
To Cupertino
16.3 mi
00h 17m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
76°F
This Afternoon

Sunny

Starts
Thu, Oct 15 12:00 PM PDT
Wind
7 mph NE
Destination
52°F
Overnight

Clear

Starts
Thu, Oct 15 3:00 AM PDT
Wind
2 mph NNW

Driving Route Map

The map below follows the saved road route between San Martin and Cupertino.

Turn-by-Turn Driving Directions

Step-by-step road directions between San Martin and Cupertino.

  1. 1

    Start on East San Martin Avenue

    1.2 km · 2 min · East San Martin Avenue

  2. 2

    Take the ramp left

    1327 ft · 34 sec

  3. 3

    Merge slight left onto South Valley Freeway

    13.7 mi · 16 min · South Valley Freeway

  4. 4

    Keep slight right to continue on CA 85 North: Cupertino, Mountain View

    16 mi · 19 min

  5. 5

    Take the exit slight right toward De Anza Boulevard

    966 ft · 24 sec

  6. 6

    Continue on De Anza Boulevard

    1600 ft · 41 sec

  7. 7

    Turn right onto South De Anza Boulevard

    1.5 mi · 3 min · South De Anza Boulevard

  8. 8

    Continue on North De Anza Boulevard

    19 m · 1 sec · North De Anza Boulevard

  9. 9

    Arrive at your destination

    0 m · 1 sec · North De Anza Boulevard

Car Route Details

A richer read on the saved driving route between San Martin and Cupertino.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
9 steps
1 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
27.5 / 100 mi
Decision points by distance
Main Roads
CA 85 North
16 mi · 49%
South Valley Freeway
13.7 mi · 42%
South De Anza Boulevard
1.46 mi · 4%
East San Martin Avenue
1.02 mi · 3%
De Anza Boulevard
0.49 mi · 1%
North De Anza Boulevard
0.01 mi
Longest Stretch

CA 85 North

Keep slight right to continue on CA 85 North: Cupertino, Mountain View

16 mi · 00h 19m

Route Summary

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

Trip Read

A short regional drive

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

Drive Time
00h 33m
Quick drive
Same-Day Return
01h 08m
Round-trip wheel time
Road vs Air
+4.2 mi
28.5 mi direct line
Halfway Stop
Seven Trees
00h 17m from San Martin
Leave By
7:22 PM PDT
Flexible departure
Weather Watch

Sunny leaving San Martin and Clear near Cupertino.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from San Martin to Cupertino?

The road trip is about 32.7 miles (52.6 km) and usually takes 00h 33m in normal driving conditions.

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

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

What is the halfway point on this route?

Seven Trees is a useful midpoint, sitting about 16.3 miles from San Martin and 16.3 miles from Cupertino.

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

The direct path is about 28.5 miles (45.8 km), while the road route adds roughly 4.2 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 7:00 AM to 7:00 PM PDT. If you want a more comfortable same-day return, try to leave by 7:22 PM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $7.20 one way or $14.40 round trip. Estimated CO2 is about 10.2 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around San Martin and Clear near Cupertino.

Flight Path Map

This map shows the direct air route between San Martin and Cupertino. Straight-line distance: 28.46 mi (45.8 km).

Photo coming soon

#1 San Martin

Situated in the southern Santa Clara Valley between Morgan Hill and Gilroy, this unincorporated community lies at an elevation of 289 feet.

Population0
Coordinates37.0849500, -121.6102200
Altitude88
CountryUnited States
Cupertino

#2 Cupertino

The most populous city in Santa Clara County, California.

Population58,598
Coordinates37.3230000, -122.0321800
Altitude72
CountryUnited States
Start: East San Martin Avenue (-121.610243, 37.084992)
End: North De Anza Boulevard (-122.03219, 37.322972)

Estimated Travel Time

Distance: 53 km by road

SpeedTime
30 mph (48.3 km/h)01h 05m
40 mph (64.37 km/h)00h 49m
50 mph (80.47 km/h)00h 39m
60 mph (96.56 km/h)00h 32m
70 mph (112.65 km/h)00h 28m
80 mph (129 km/h)00h 24m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.15 gal
4.37 L · about $7.20
Round trip
$14.40
2.3 gal · 8.74 L
Estimated CO2
10.2 kg one way
Round trip: 20.4 kg / 45 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $6.26 $7.20 $14.40
Mid-grade $6.50 $7.47 $14.95
Premium $6.69 $7.69 $15.38
Diesel $8.41 $9.67 $19.35

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 · Oct 15, 2026

There is no time difference between San Martin and Cupertino. The current time is 17:28:39.

Distance to Other Cities

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