How far is San Mateo, CA from Los Angeles, CA?

The driving distance from San Mateo, CA to Los Angeles, CA is about 375.1 miles (603.7 km), with a travel time of about 05h 57m by car.

  • The straight-line flight distance is about 333.3 miles (536.4 km).
  • For a round trip, plan for roughly 11h 54m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM PDT.
Trip Tools

Reverse, save, or send this route

This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
375.11 mi
05h 57m
Flight
333.32 mi
536.43 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from San Mateo.

Flight Distance

Direct air line
333.32 mi
Kilometers
536.43 km
Flight Time
00h 40m

Driving Distance

Road route
375.11 mi
Kilometers
603.68 km
Drive Time
05h 57m

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 05h 57m.

Arrival Snapshot
Arrive in Los Angeles
Sat, May 2, 3:28 AM PDT
Return by in San Mateo
Sat, May 2, 9:25 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave San Mateo
2026-05-01T21:31
Arrive Los Angeles
Sat, May 2, 3:28 AM PDT
Route Timing
05h 57m
One way by road
Best Departure Window
6:00 AM to 8:00 AM PDT
Leave early for more breathing room
Arrive between
11:57 AM to 1:57 PM PDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
5:06 AM PDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in San Mateo
9:00 PM PDT
Early departure recommended

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
Avenal
CA

City in Kings County, California, United States

From San Mateo
184.4 mi
02h 58m
To Los Angeles
190.7 mi
02h 58m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
San Mateo Weather
CA
Live fallback forecast
71°F
Friday
Using Belmont as the closest live forecast in the San Mateo County weather hub.

Patchy Fog then Mostly Sunny

Starts
Fri, May 1 6:00 AM PDT
Wind
5 to 9 mph SW
Destination
79°F
Friday

Sunny

Starts
Fri, May 1 6:00 AM PDT
Wind
0 to 10 mph S

Driving Route Map

The map below follows the saved road route between San Mateo and Los Angeles.

Turn-by-Turn Driving Directions

Step-by-step road directions between San Mateo and Los Angeles.

  1. 1

    Start on South El Camino Real

    29 m · 7 sec · South El Camino Real

  2. 2

    Turn right onto East 3rd Avenue

    2254 ft · 50 sec · East 3rd Avenue

  3. 3

    Turn right onto South Delaware Street

    114 m · 15 sec · South Delaware Street

  4. 4

    Turn left onto East 4th Avenue

    954 ft · 29 sec · East 4th Avenue

  5. 5

    Keep slight left to continue on East 4th Avenue

    785 ft · 20 sec · East 4th Avenue

  6. 6

    Take the ramp slight right toward US 101 South: San Jose

    1407 ft · 39 sec

  7. 7

    Merge slight left onto Bayshore Freeway

    17.3 mi · 20 min · Bayshore Freeway

  8. 8

    Keep slight left to continue on Bayshore Freeway

    42.4 mi · 49 min · Bayshore Freeway

  9. 9

    Take the exit slight right toward CA 152 East: 10th Street, Pacheco Pass Road

    1539 ft · 40 sec

  10. 10

    Turn left onto East 10th Street

    108 m · 13 sec · East 10th Street

  11. 11

    Continue on Pacheco Pass Highway

    40.6 mi · 50 min · Pacheco Pass Highway

  12. 12

    Take the exit slight right toward I 5: Los Angeles

    3148 ft · 1 min

  13. 13

    Merge slight left onto Westside Freeway

    181.1 mi · 3 hr 14 min · Westside Freeway

  14. 14

    Keep slight right

    58.4 mi · 1 hr 7 min

  15. 15

    Keep slight left to continue on Golden State Freeway

    4.1 mi · 5 min · Golden State Freeway

  16. 16

    Keep slight right to continue on I 405 South

    1354 ft · 18 sec

  17. 17

    Keep slight left

    5.3 mi · 6 min

  18. 18

    Take the exit slight right toward CA 170 South: Hollywood

    2508 ft · 33 sec

  19. 19

    Continue on Hollywood Freeway

    16.2 mi · 21 min · Hollywood Freeway

  20. 20

    Take the exit slight right toward Broadway

    636 ft · 17 sec

  21. 21

    Continue on West Aliso Street

    125 m · 18 sec · West Aliso Street

  22. 22

    Turn right onto North Spring Street

    1455 ft · 36 sec · North Spring Street

  23. 23

    Turn left onto West 1st Street

    108 m · 12 sec · West 1st Street

  24. 24

    Arrive at your destination

    0 m · 1 sec · West 1st Street

Car Route Details

A richer read on the saved driving route between San Mateo and Los Angeles.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
24 steps
6 turns on the saved route
Ramps & Exits
7
2 merges, 5 ramps or exits
Navigation Density
6.4 / 100 mi
Decision points by distance
Main Roads
Westside Freeway
239 mi · 64%
Bayshore Freeway
59.8 mi · 16%
Pacheco Pass Highway
40.6 mi · 11%
Hollywood Freeway
16.2 mi · 4%
I 405 South
5.56 mi · 1%
Golden State Freeway
4.07 mi · 1%
Longest Stretch

Westside Freeway

Merge slight left onto Westside Freeway

181 mi · 03h 14m

Route Summary

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

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
05h 57m
Long day trip
Same-Day Return
11h 54m
Round-trip wheel time
Road vs Air
+41.8 mi
333.3 mi direct line
Halfway Stop
Avenal
02h 58m from San Mateo
Leave By
5:06 AM PDT
Early departure recommended
Weather Watch

Patchy Fog then Mostly Sunny leaving San Mateo and Sunny near Los Angeles.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from San Mateo to Los Angeles?

The road trip is about 375.1 miles (603.7 km) and usually takes 05h 57m in normal driving conditions.

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

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Avenal is a useful midpoint, sitting about 184.4 miles from San Mateo and 190.7 miles from Los Angeles.

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

The direct path is about 333.3 miles (536.4 km), while the road route adds roughly 41.8 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 6:00 AM to 8:00 AM PDT. If you want a more comfortable same-day return, try to leave by 5:06 AM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $76.38 one way or $152.76 round trip. Estimated CO2 is about 117.7 kg one way.

What should you check before leaving?

Before you leave, expect Patchy Fog then Mostly Sunny around San Mateo and Sunny near Los Angeles.

Stop Ideas Near Avenal

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

Mid-route Guidance
Local place coverage is thin around Avenal, 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 Avenal.

BUS

Kettleman City, California

15 mi away
3300 Hubert Way
BUS

Lemoore, California

43 mi away
300 E Street
BUS

Lemoore (Naval Air Station), California

46 mi away
25th Ave and Highway 198
RAIL

Corcoran station

53 mi away
1099 Otis Ave.

Flight Path Map

This map shows the direct air route between San Mateo and Los Angeles. Straight-line distance: 333.32 mi (536.43 km).

San Mateo

#1 San Mateo

The second most populous city in San Mateo County, California.

Population102,398
Coordinates37.5629900, -122.3255300
Altitude13
CountryUnited States
Los Angeles

#2 Los Angeles

The second most populous city in the United States and the center of the Los Angeles metropolitan area.

Population3,970,219
Coordinates34.0522300, -118.2436800
Altitude89
CountryUnited States
Start: El Camino Real (-122.325706, 37.56287)
End: West 1st Street (-118.243569, 34.052341)

Estimated Travel Time

Distance: 604 km by road

SpeedTime
30 mph (48.3 km/h)12h 29m
40 mph (64.37 km/h)09h 22m
50 mph (80.47 km/h)07h 30m
60 mph (96.56 km/h)06h 15m
70 mph (112.65 km/h)05h 21m
80 mph (129 km/h)04h 40m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
13.24 gal
50.11 L · about $76.38
Round trip
$152.76
26.48 gal · 100.22 L
Estimated CO2
117.7 kg one way
Round trip: 235.3 kg / 519 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $76.38 $152.76
Mid-grade $6.07 $80.31 $160.63
Premium $6.24 $82.66 $165.31
Diesel $7.57 $100.19 $200.37

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 02, 2026

There is no time difference between San Mateo and Los Angeles. The current time is 21:31:31.

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.