How far is Fremont, CA from Half Moon Bay, CA?

The driving distance from Fremont, CA to Half Moon Bay, CA is about 37.2 miles (59.9 km), with a travel time of about 00h 50m by car.

  • The straight-line flight distance is about 24.8 miles (39.9 km).
  • For a round trip, plan for roughly 01h 41m 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
37.21 mi
00h 50m
Flight
24.82 mi
39.94 km direct

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

Learn Distance

Choose another destination from Fremont.

Flight Distance

Direct air line
24.82 mi
Kilometers
39.94 km
Flight Time
00h 02m

Driving Distance

Road route
37.21 mi
Kilometers
59.89 km
Drive Time
00h 50m

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 50m.

Arrival Snapshot
Arrive in Half Moon Bay
Tue, May 12, 9:36 PM PDT
Return by in Fremont
Tue, May 12, 10:26 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Fremont
2026-05-12T20:45
Arrive Half Moon Bay
Tue, May 12, 9:36 PM PDT
Route Timing
00h 50m
One way by road
Best Departure Window
8:00 AM to 10:00 AM PDT
Aim for a morning departure
Arrive between
8:51 AM to 10:51 AM PDT

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

Leave by
4:48 PM PDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Fremont
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 Fremont
18.6 mi
00h 25m
To Half Moon Bay
18.6 mi
00h 25m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
82°F
Tuesday

Sunny

Starts
Tue, May 12 6:00 AM PDT
Wind
7 to 13 mph WSW
Destination
Half Moon Bay Weather
CA
Live fallback forecast
74°F
Tuesday
Using El Granada as the closest live forecast in the San Mateo County weather hub.

Mostly Sunny

Starts
Tue, May 12 6:00 AM PDT
Wind
2 to 8 mph SW

Driving Route Map

The map below follows the saved road route between Fremont and Half Moon Bay.

Turn-by-Turn Driving Directions

Step-by-step road directions between Fremont and Half Moon Bay.

  1. 1

    Start on Mowry Avenue

    33 m · 5 sec · Mowry Avenue

  2. 2

    Continue on Mowry Avenue

    1.4 mi · 3 min · Mowry Avenue

  3. 3

    Take the ramp straight toward I 880 North: Oakland

    1572 ft · 41 sec

  4. 4

    Merge slight left onto Nimitz Freeway

    6.4 mi · 7 min · Nimitz Freeway

  5. 5

    Keep slight left

    1.4 mi · 1 min

  6. 6

    Take the exit slight right toward Nimitz Freeway

    1.1 mi · 1 min · Nimitz Freeway

  7. 7

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

    526 ft · 7 sec

  8. 8

    Keep slight left to continue on CA 92 West: San Mateo Bridge, San Mateo, Half Moon Bay, Chabot College

    2678 ft · 35 sec

  9. 9

    Merge slight left

    3.6 mi · 4 min

  10. 10

    Keep slight left

    528 ft · 7 sec

  11. 11

    Keep slight right

    14.3 mi · 18 min

  12. 12

    Continue on Half Moon Bay Road

    2.7 mi · 4 min · Half Moon Bay Road

  13. 13

    Continue on San Mateo Road

    4.9 mi · 9 min · San Mateo Road

  14. 14

    Turn left onto Main Street

    1678 ft · 45 sec · Main Street

  15. 15

    Turn left onto Kelly Street

    58 m · 5 sec · Kelly Street

  16. 16

    Arrive at your destination

    0 m · 1 sec · Kelly Street

Car Route Details

A richer read on the saved driving route between Fremont and Half Moon Bay.

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
16 steps
2 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
43 / 100 mi
Decision points by distance
Main Roads
CA 92 West
18.7 mi · 50%
Nimitz Freeway
8.92 mi · 24%
San Mateo Road
4.93 mi · 13%
Half Moon Bay Road
2.66 mi · 7%
Mowry Avenue
1.39 mi · 4%
Main Street
0.32 mi · 1%
Longest Stretch

CA 92 West

Keep slight right

14.3 mi · 00h 18m

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
00h 50m
Day trip friendly
Same-Day Return
01h 42m
Round-trip wheel time
Road vs Air
+12.4 mi
24.8 mi direct line
Halfway Stop
Foster City
00h 25m from Fremont
Leave By
4:48 PM PDT
Morning start is best
Weather Watch

Sunny leaving Fremont and Mostly Sunny near Half Moon Bay.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Fremont to Half Moon Bay?

The road trip is about 37.2 miles (59.9 km) and usually takes 00h 50m 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 18.6 miles from Fremont and 18.6 miles from Half Moon Bay.

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

The direct path is about 24.8 miles (39.9 km), while the road route adds roughly 12.4 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 4:48 PM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $7.56 one way or $15.11 round trip. Estimated CO2 is about 11.6 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Fremont and Mostly Sunny near Half Moon Bay.

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 Fremont and Half Moon Bay. Straight-line distance: 24.82 mi (39.94 km).

Fremont

#1 Fremont

The fifth most populous city in California.

Population234,569
Coordinates37.5482700, -121.9885700
Altitude17
CountryUnited States
Half Moon Bay

#2 Half Moon Bay

City in San Mateo County, California

Population12,513
Coordinates37.4635500, -122.4285900
Altitude22
CountryUnited States
Start: Fremont (-121.98857, 37.54827)
End: Half Moon Bay (-122.42859, 37.46355)

Estimated Travel Time

Distance: 60 km by road

SpeedTime
30 mph (48.3 km/h)01h 14m
40 mph (64.37 km/h)00h 55m
50 mph (80.47 km/h)00h 44m
60 mph (96.56 km/h)00h 37m
70 mph (112.65 km/h)00h 31m
80 mph (129 km/h)00h 27m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.31 gal
4.97 L · about $7.56
Round trip
$15.11
2.62 gal · 9.94 L
Estimated CO2
11.6 kg one way
Round trip: 23.3 kg / 51 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $7.56 $15.11
Mid-grade $6.07 $7.95 $15.89
Premium $6.24 $8.18 $16.36
Diesel $7.57 $9.91 $19.83

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 · May 13, 2026

There is no time difference between Fremont and Half Moon Bay. The current time is 20:45:38.

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.