How far is Foster City, CA from Fremont, CA?
The driving distance from Foster City, CA to Fremont, CA is about 23.1 miles (37.2 km), with a travel time of about 00h 30m by car.
- The straight-line flight distance is about 15.5 miles (24.9 km).
- For a round trip, plan for roughly 01h 00m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM PDT.
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.
This is an easy same-day return drive.
Flight Distance
Driving Distance
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 30m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
The seventh most populous city in Alameda County, California.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Patchy Fog then Sunny
Driving Route Map
The map below follows the saved road route between Foster City and Fremont.
Turn-by-Turn Driving Directions
Step-by-step road directions between Foster City and Fremont.
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1
Start on Shell Boulevard
1321 ft · 33 sec · Shell Boulevard
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2
Turn right onto Metro Center Boulevard
760 ft · 23 sec · Metro Center Boulevard
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3
Turn left onto CA 92 East: San Mateo Bridge, Hayward
1419 ft · 19 sec
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4
Merge slight left onto J Arthur Younger Freeway
10.5 mi · 12 min · J Arthur Younger Freeway
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5
Take the exit slight right toward I 880: Oakland, San Jose, Hesperian Boulevard
1112 ft · 15 sec
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6
Keep slight left to continue on I 880: Oakland, San Jose
3241 ft · 43 sec
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7
Keep slight right to continue on I 880 South: San Jose
1683 ft · 24 sec
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8
Merge slight left onto Nimitz Freeway
1 mi · 1 min · Nimitz Freeway
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9
Keep slight left
2.4 mi · 3 min
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10
Keep slight left
5.6 mi · 6 min
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11
Take the exit slight right toward Mowry Avenue, Central Fremont
1404 ft · 36 sec
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12
Turn left
36 m · 3 sec
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13
Turn straight onto Mowry Avenue
643 ft · 11 sec · Mowry Avenue
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14
Continue on Mowry Avenue
1.5 mi · 3 min · Mowry Avenue
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15
Arrive at your destination
0 m · 1 sec · Mowry Avenue
Car Route Details
A richer read on the saved driving route between Foster City and Fremont.
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.
J Arthur Younger Freeway
Merge slight left onto J Arthur Younger Freeway
10.5 mi · 00h 12m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Sunny leaving Foster City and Patchy Fog then Sunny near Fremont.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Foster City to Fremont?
The road trip is about 23.1 miles (37.2 km) and usually takes 00h 30m 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?
Hayward is a useful midpoint, sitting about 11.6 miles from Foster City and 11.6 miles from Fremont.
How much longer is the road route than the straight-line distance?
The direct path is about 15.5 miles (24.9 km), while the road route adds roughly 7.6 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 7:30 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.73 one way or $9.46 round trip. Estimated CO2 is about 7.3 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Foster City and Patchy Fog then Sunny near Fremont.
Stop Ideas Near Hayward
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Hayward.
Hayward station
Oakland Coliseum station
Fremont station
Dublin-Pleasanton, California
Flight Path Map
This map shows the direct air route between Foster City and Fremont. Straight-line distance: 15.49 mi (24.93 km).
#1 Foster City
City in San Mateo County, California, United States
| Population | 33,901 |
| Coordinates | 37.5585500, -122.2710800 |
| Altitude | 2 |
| Country | United States |
#2 Fremont
The fifth most populous city in California.
| Population | 234,569 |
| Coordinates | 37.5482700, -121.9885700 |
| Altitude | 17 |
| Country | United States |
End: Mowry Avenue (-121.988548, 37.548259)
Estimated Travel Time
Distance: 37 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 46m |
| 40 mph (64.37 km/h) | 00h 34m |
| 50 mph (80.47 km/h) | 00h 27m |
| 60 mph (96.56 km/h) | 00h 23m |
| 70 mph (112.65 km/h) | 00h 19m |
| 80 mph (129 km/h) | 00h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $4.73 | $9.46 |
| Mid-grade | $6.07 | $4.97 | $9.95 |
| Premium | $6.24 | $5.12 | $10.24 |
| Diesel | $7.57 | $6.20 | $12.41 |
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 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.