How far is San Bruno, CA from Fremont, CA?

The driving distance from San Bruno, CA to Fremont, CA is about 32.3 miles (52 km), with a travel time of about 00h 40m by car.

  • The straight-line flight distance is about 23.8 miles (38.3 km).
  • For a round trip, plan for roughly 01h 20m 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
32.33 mi
00h 40m
Flight
23.82 mi
38.33 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from San Bruno.

Flight Distance

Direct air line
23.82 mi
Kilometers
38.33 km
Flight Time
00h 02m

Driving Distance

Road route
32.33 mi
Kilometers
52.03 km
Drive Time
00h 40m

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 40m.

Arrival Snapshot
Arrive in Fremont
Wed, Apr 22, 5:39 PM PDT
Return by in San Bruno
Wed, Apr 22, 6:19 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave San Bruno
2026-04-22T16:59
Arrive Fremont
Wed, Apr 22, 5:39 PM PDT
Route Timing
00h 40m
One way by road
Best Departure Window
7:00 AM to 7:00 PM PDT
Leave when it suits your day
Arrive between
7:40 AM to 7:40 PM PDT

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

Leave by
7:10 PM PDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in San Bruno
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
Union City
CA

A city in Placer County, California.

From San Bruno
16.5 mi
00h 20m
To Fremont
15.8 mi
00h 20m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
57°F
Wednesday

Chance Light Rain

Starts
Wed, Apr 22 6:00 AM PDT
Wind
5 to 12 mph WSW
Destination
64°F
Wednesday

Chance Light Rain

Starts
Wed, Apr 22 6:00 AM PDT
Wind
7 to 10 mph WSW

Driving Route Map

The map below follows the saved road route between San Bruno and Fremont.

Turn-by-Turn Driving Directions

Step-by-step road directions between San Bruno and Fremont.

  1. 1

    Start on the route

    63 m · 17 sec

  2. 2

    Turn right onto San Mateo Avenue

    82 m · 11 sec · San Mateo Avenue

  3. 3

    Turn right onto San Bruno Avenue East

    2149 ft · 45 sec · San Bruno Avenue East

  4. 4

    Take the ramp right toward US 101 South: San Jose, San Francisco International Airport

    1647 ft · 43 sec

  5. 5

    Merge slight right onto San Francisco International Airport, San Bruno Avenue

    2599 ft · 49 sec

  6. 6

    Take the exit slight left toward US 101 South: San Jose

    1444 ft · 35 sec

  7. 7

    Merge slight left onto Bayshore Freeway

    6.9 mi · 8 min · Bayshore Freeway

  8. 8

    Take the exit slight right toward CA 92 East, CA 92 West: Hayward, Half Moon Bay, Fashion Island Boulevard

    535 ft · 7 sec

  9. 9

    Keep slight left to continue on CA 92 East: Hayward, San Mateo Bridge

    1.1 km · 1 min

  10. 10

    Merge slight left onto J Arthur Younger Freeway

    11.8 mi · 14 min · J Arthur Younger Freeway

  11. 11

    Take the exit slight right toward I 880: Oakland, San Jose, Hesperian Boulevard

    1112 ft · 15 sec

  12. 12

    Keep slight left to continue on I 880: Oakland, San Jose

    3241 ft · 43 sec

  13. 13

    Keep slight right to continue on I 880 South: San Jose

    1683 ft · 24 sec

  14. 14

    Merge slight left onto Nimitz Freeway

    1 mi · 1 min · Nimitz Freeway

  15. 15

    Keep slight left

    2.4 mi · 3 min

  16. 16

    Keep slight left

    5.6 mi · 6 min

  17. 17

    Take the exit slight right toward Mowry Avenue, Central Fremont

    1404 ft · 36 sec

  18. 18

    Turn left

    36 m · 3 sec

  19. 19

    Turn straight onto Mowry Avenue

    643 ft · 11 sec · Mowry Avenue

  20. 20

    Continue on Mowry Avenue

    1.5 mi · 3 min · Mowry Avenue

  21. 21

    Arrive at your destination

    0 m · 1 sec · Mowry Avenue

Car Route Details

A richer read on the saved driving route between San Bruno and Fremont.

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
21 steps
4 turns on the saved route
Ramps & Exits
9
4 merges, 5 ramps or exits
Navigation Density
65 / 100 mi
Decision points by distance
Main Roads
J Arthur Younger Freeway
11.8 mi · 36%
Nimitz Freeway
8.96 mi · 28%
Bayshore Freeway
6.91 mi · 21%
Mowry Avenue
1.85 mi · 6%
I 880
0.82 mi · 3%
CA 92 East
0.77 mi · 2%
Longest Stretch

J Arthur Younger Freeway

Merge slight left onto J Arthur Younger Freeway

11.8 mi · 00h 14m

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 40m
Quick drive
Same-Day Return
01h 20m
Round-trip wheel time
Road vs Air
+8.5 mi
23.8 mi direct line
Halfway Stop
Union City
00h 20m from San Bruno
Leave By
7:10 PM PDT
Flexible departure
Weather Watch

Chance Light Rain leaving San Bruno and Chance Light Rain near Fremont.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from San Bruno to Fremont?

The road trip is about 32.3 miles (52 km) and usually takes 00h 40m 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?

Union City is a useful midpoint, sitting about 16.5 miles from San Bruno and 15.8 miles from Fremont.

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

The direct path is about 23.8 miles (38.3 km), while the road route adds roughly 8.5 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 7:10 PM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $6.58 one way or $13.15 round trip. Estimated CO2 is about 10.1 kg one way.

What should you check before leaving?

Before you leave, expect Chance Light Rain around San Bruno and Chance Light Rain near Fremont.

Stop Ideas Near Union City

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

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

RAIL

Fremont station

8 mi away
37260 Fremont Blvd.
RAIL

Hayward station

8 mi away
22555 Meekland Avenue
BUS

Fremont (San Joaquin Buses), California

15 mi away
999 Upper Mission Blvd
RAIL

Pleasanton, CA

19 mi away
4950 Pleasanton Avenue

Flight Path Map

This map shows the direct air route between San Bruno and Fremont. Straight-line distance: 23.82 mi (38.33 km).

San Bruno

#1 San Bruno

A city in San Mateo County, California.

Population44,051
Coordinates37.6304900, -122.4110800
Altitude5
CountryUnited States
Fremont

#2 Fremont

The fifth most populous city in California.

Population234,569
Coordinates37.5482700, -121.9885700
Altitude17
CountryUnited States
Start: (-122.411151, 37.630497)
End: Mowry Avenue (-121.988548, 37.548259)

Estimated Travel Time

Distance: 52 km by road

SpeedTime
30 mph (48.3 km/h)01h 04m
40 mph (64.37 km/h)00h 48m
50 mph (80.47 km/h)00h 38m
60 mph (96.56 km/h)00h 32m
70 mph (112.65 km/h)00h 27m
80 mph (129 km/h)00h 24m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.14 gal
4.32 L · about $6.58
Round trip
$13.15
2.28 gal · 8.64 L
Estimated CO2
10.1 kg one way
Round trip: 20.3 kg / 45 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $6.58 $13.15
Mid-grade $6.07 $6.92 $13.83
Premium $6.24 $7.12 $14.23
Diesel $7.57 $8.63 $17.25

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 22, 2026

There is no time difference between San Bruno and Fremont. The current time is 16:59:00.

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.