How far is South San Francisco, CA from Fremont, CA?

The driving distance from South San Francisco, CA to Fremont, CA is about 33.7 miles (54.3 km), with a travel time of about 00h 43m by car.

  • The straight-line flight distance is about 24.1 miles (38.8 km).
  • For a round trip, plan for roughly 01h 27m 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
33.77 mi
00h 43m
Flight
24.1 mi
38.78 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from South San Francisco.

Flight Distance

Direct air line
24.1 mi
Kilometers
38.78 km
Flight Time
00h 02m

Driving Distance

Road route
33.77 mi
Kilometers
54.35 km
Drive Time
00h 43m

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 43m.

Arrival Snapshot
Arrive in Fremont
Sat, Apr 18, 9:11 AM PDT
Return by in South San Francisco
Sat, Apr 18, 9:55 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave South San Francisco
2026-04-18T08:27
Arrive Fremont
Sat, Apr 18, 9:11 AM PDT
Route Timing
00h 43m
One way by road
Best Departure Window
7:00 AM to 7:00 PM PDT
Leave when it suits your day
Arrive between
7:44 AM to 7:44 PM PDT

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

Leave by
7:02 PM PDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in South San Francisco
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
Foster City
CA

City in San Mateo County, California, United States

From South San Francisco
17.3 mi
00h 21m
To Fremont
16.5 mi
00h 21m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
71°F
Saturday

Mostly Sunny

Starts
Sat, Apr 18 6:00 AM PDT
Wind
1 to 7 mph SW
Destination
75°F
Saturday

Sunny

Starts
Sat, Apr 18 6:00 AM PDT
Wind
3 to 8 mph W

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between South San Francisco and Fremont.

  1. 1

    Start on Airport Boulevard

    112 m · 16 sec · Airport Boulevard

  2. 2

    Turn left onto Miller Avenue

    75 m · 12 sec · Miller Avenue

  3. 3

    Turn right onto Cypress Avenue

    111 m · 17 sec · Cypress Avenue

  4. 4

    Turn right onto Lux Avenue

    65 m · 12 sec · Lux Avenue

  5. 5

    Turn right onto Airport Boulevard

    2662 ft · 59 sec · Airport Boulevard

  6. 6

    Continue on Produce Avenue

    1386 ft · 27 sec · Produce Avenue

  7. 7

    Take the ramp straight toward US 101 South: San Jose

    802 ft · 22 sec

  8. 8

    Merge slight left onto Bayshore Freeway

    2286 ft · 30 sec · Bayshore Freeway

  9. 9

    Keep slight left to continue on Bayshore Freeway

    8.5 mi · 10 min · Bayshore Freeway

  10. 10

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

    535 ft · 7 sec

  11. 11

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

    1.1 km · 1 min

  12. 12

    Merge slight left onto J Arthur Younger Freeway

    11.8 mi · 14 min · J Arthur Younger Freeway

  13. 13

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

    1112 ft · 15 sec

  14. 14

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

    3241 ft · 43 sec

  15. 15

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

    1683 ft · 24 sec

  16. 16

    Merge slight left onto Nimitz Freeway

    1 mi · 1 min · Nimitz Freeway

  17. 17

    Keep slight left

    2.4 mi · 3 min

  18. 18

    Keep slight left

    5.6 mi · 6 min

  19. 19

    Take the exit slight right toward Mowry Avenue, Central Fremont

    1404 ft · 36 sec

  20. 20

    Turn left

    36 m · 3 sec

  21. 21

    Turn straight onto Mowry Avenue

    643 ft · 11 sec · Mowry Avenue

  22. 22

    Continue on Mowry Avenue

    1.5 mi · 3 min · Mowry Avenue

  23. 23

    Arrive at your destination

    0 m · 1 sec · Mowry Avenue

Car Route Details

A richer read on the saved driving route between South San Francisco 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
23 steps
6 turns on the saved route
Ramps & Exits
7
3 merges, 4 ramps or exits
Navigation Density
68 / 100 mi
Decision points by distance
Main Roads
J Arthur Younger Freeway
11.8 mi · 35%
Nimitz Freeway
8.96 mi · 27%
Bayshore Freeway
8.91 mi · 26%
Mowry Avenue
1.85 mi · 5%
I 880
0.82 mi · 2%
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 43m
Quick drive
Same-Day Return
01h 28m
Round-trip wheel time
Road vs Air
+9.6 mi
24.1 mi direct line
Halfway Stop
Foster City
00h 21m from South San Francisco
Leave By
7:02 PM PDT
Flexible departure
Weather Watch

Mostly Sunny leaving South San Francisco and Sunny near Fremont.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from South San Francisco to Fremont?

The road trip is about 33.7 miles (54.3 km) and usually takes 00h 43m 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?

Foster City is a useful midpoint, sitting about 17.3 miles from South San Francisco and 16.5 miles from Fremont.

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

The direct path is about 24.1 miles (38.8 km), while the road route adds roughly 9.6 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 7:02 PM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $6.87 one way or $13.73 round trip. Estimated CO2 is about 10.6 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around South San Francisco and Sunny near Fremont.

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 South San Francisco and Fremont. Straight-line distance: 24.1 mi (38.78 km).

South San Francisco

#1 South San Francisco

The most populous city in San Mateo County, California.

Population66,558
Coordinates37.6546600, -122.4077500
Altitude4
CountryUnited States
Fremont

#2 Fremont

The fifth most populous city in California.

Population234,569
Coordinates37.5482700, -121.9885700
Altitude17
CountryUnited States
Start: Airport Boulevard (-122.407747, 37.654617)
End: Mowry Avenue (-121.988548, 37.548259)

Estimated Travel Time

Distance: 54 km by road

SpeedTime
30 mph (48.3 km/h)01h 07m
40 mph (64.37 km/h)00h 50m
50 mph (80.47 km/h)00h 40m
60 mph (96.56 km/h)00h 33m
70 mph (112.65 km/h)00h 28m
80 mph (129 km/h)00h 25m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.19 gal
4.51 L · about $6.87
Round trip
$13.73
2.38 gal · 9.02 L
Estimated CO2
10.6 kg one way
Round trip: 21.2 kg / 47 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $6.87 $13.73
Mid-grade $6.07 $7.22 $14.44
Premium $6.24 $7.43 $14.86
Diesel $7.57 $9.00 $18.01

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 18, 2026

There is no time difference between South San Francisco and Fremont. The current time is 08:27:53.

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.