How far is Riverside, CA from San Mateo, CA?

The driving distance from Riverside, CA to San Mateo, CA is about 419.8 miles (675.6 km), with a travel time of about 08h 02m by car.

  • The straight-line flight distance is about 372.1 miles (598.9 km).
  • For a round trip, plan for roughly 16h 04m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 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
419.77 mi
08h 02m
Flight
372.16 mi
598.94 km direct

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

Learn Distance

Choose another destination from Riverside.

Flight Distance

Direct air line
372.16 mi
Kilometers
598.94 km
Flight Time
00h 44m

Driving Distance

Road route
419.77 mi
Kilometers
675.56 km
Drive Time
08h 02m

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 08h 02m.

Arrival Snapshot
Arrive in San Mateo
Sat, May 2, 6:56 AM PDT
Return by in Riverside
Sat, May 2, 2:58 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Riverside
2026-05-01T22:54
Arrive San Mateo
Sat, May 2, 6:56 AM PDT
Route Timing
08h 02m
One way by road
Best Departure Window
6:00 AM to 7:30 AM PDT
Treat this as a longer travel day
Arrive between
2:02 PM to 3:32 PM PDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
7:56 PM PDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Riverside
8:00 PM PDT
Overnight-style route

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
Lost Hills
CA

Census-designated place in Kern County, California

From Riverside
209.9 mi
04h 01m
To San Mateo
209.9 mi
04h 01m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
83°F
Friday

Sunny

Starts
Fri, May 1 6:00 AM PDT
Wind
5 to 15 mph SW
Destination
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

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Riverside and San Mateo.

  1. 1

    Start on the route

    55 m · 14 sec

  2. 2

    Turn right

    29 m · 7 sec

  3. 3

    Turn right onto Magnolia Avenue

    70 m · 15 sec · Magnolia Avenue

  4. 4

    Turn left onto Central Avenue

    3.5 mi · 6 min · Central Avenue

  5. 5

    Turn right onto Van Buren Boulevard

    6.1 mi · 8 min · Van Buren Boulevard

  6. 6

    Continue on Mission Boulevard

    1434 ft · 24 sec · Mission Boulevard

  7. 7

    Take the ramp slight left toward CA 60 West

    1617 ft · 41 sec

  8. 8

    Merge slight left onto Pomona Freeway

    12.1 mi · 14 min · Pomona Freeway

  9. 9

    Take the exit slight right toward CA 71 South, CA 71 North: Corona, Pomona

    1213 ft · 30 sec

  10. 10

    Keep slight right to continue on CA 71 North: Pomona

    2510 ft · 1 min

  11. 11

    Keep slight left

    811 ft · 20 sec

  12. 12

    Merge slight left onto Chino Valley Freeway

    3.5 mi · 4 min · Chino Valley Freeway

  13. 13

    Keep slight left to continue on CA 57 North

    1.2 km · 2 min

  14. 14

    Continue straight

    3.4 mi · 4 min

  15. 15

    Keep slight left to continue on I 210 West: Pasadena

    1.1 mi · 2 min

  16. 16

    Merge slight left onto Foothill Freeway

    18.3 mi · 21 min · Foothill Freeway

  17. 17

    Keep slight right to continue on Foothill Freeway

    25.6 mi · 30 min · Foothill Freeway

  18. 18

    Keep slight right

    686 ft · 9 sec

  19. 19

    Merge slight right

    1.6 km · 1 min

  20. 20

    Keep slight left

    36.1 mi · 42 min

  21. 21

    Keep slight left to continue on Golden State Freeway

    22.3 mi · 25 min · Golden State Freeway

  22. 22

    Keep slight right to continue on Westside Freeway

    182.5 mi · 3 hr 16 min · Westside Freeway

  23. 23

    Take the exit slight right toward CA 152 West: Gilroy, Hollister, San Jose

    1038 ft · 27 sec

  24. 24

    Continue straight

    28.7 mi · 33 min

  25. 25

    Keep slight right

    11.9 mi · 17 min

  26. 26

    Take the exit slight right toward US 101 North: San Jose

    2466 ft · 1 min

  27. 27

    Merge slight left onto South Valley Freeway

    19.9 mi · 23 min · South Valley Freeway

  28. 28

    Keep slight left

    21.9 mi · 25 min

  29. 29

    Keep slight left

    16.2 mi · 19 min

  30. 30

    Take the exit slight right toward CA 92 West, CA 92 East: Half Moon Bay, Hayward, San Mateo Bridge

    650 ft · 14 sec

  31. 31

    Keep slight left to continue on CA 92 West: Half Moon Bay

    3099 ft · 43 sec

  32. 32

    Merge slight left onto J Arthur Younger Freeway

    2145 ft · 33 sec · J Arthur Younger Freeway

  33. 33

    Take the exit slight right toward CA 82 : El Camino Real

    993 ft · 33 sec

  34. 34

    Turn right onto South El Camino Real

    1.1 mi · 3 min · South El Camino Real

  35. 35

    Arrive at your destination

    0 m · 1 sec · South El Camino Real

Car Route Details

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

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
35 steps
5 turns on the saved route
Ramps & Exits
12
6 merges, 6 ramps or exits
Navigation Density
8.3 / 100 mi
Decision points by distance
Main Roads
Westside Freeway
183 mi · 43%
Foothill Freeway
81.2 mi · 19%
South Valley Freeway
58 mi · 14%
CA 152 West
40.9 mi · 10%
Golden State Freeway
22.3 mi · 5%
Pomona Freeway
12.1 mi · 3%
Longest Stretch

Westside Freeway

Keep slight right to continue on Westside Freeway

183 mi · 03h 16m

Route Summary

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

Trip Read

Better with a longer stop

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

Drive Time
08h 02m
Overnight route
Same-Day Return
16h 04m
Round-trip wheel time
Road vs Air
+47.7 mi
372.1 mi direct line
Halfway Stop
Lost Hills
04h 01m from Riverside
Leave By
7:56 PM PDT
Overnight-style route
Weather Watch

Sunny leaving Riverside and Patchy Fog then Mostly Sunny near San Mateo.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Riverside to San Mateo?

The road trip is about 419.8 miles (675.6 km) and usually takes 08h 02m in normal driving conditions.

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

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

What is the halfway point on this route?

Lost Hills is a useful midpoint, sitting about 209.9 miles from Riverside and 209.9 miles from San Mateo.

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

The direct path is about 372.1 miles (598.9 km), while the road route adds roughly 47.7 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 7:30 AM PDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $85.44 one way or $170.88 round trip. Estimated CO2 is about 131.6 kg one way.

What should you check before leaving?

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

Stop Ideas Near Lost Hills

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

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

RAIL

Wasco station

33 mi away
700 G Street
BUS

Kettleman City, California

47 mi away
3300 Hubert Way
RAIL

Corcoran station

55 mi away
1099 Otis Ave.
RAIL

Bakersfield

67 mi away
601 Truxtun Ave

Flight Path Map

This map shows the direct air route between Riverside and San Mateo. Straight-line distance: 372.16 mi (598.94 km).

Riverside

#1 Riverside

The most populous city in Riverside County, California and the center of the Riverside metropolitan area.

Population330,786
Coordinates33.9533500, -117.3961600
Altitude252
CountryUnited States
San Mateo

#2 San Mateo

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

Population102,398
Coordinates37.5629900, -122.3255300
Altitude13
CountryUnited States
Start: Riverside (-117.39616, 33.95335)
End: San Mateo (-122.32553, 37.56299)

Estimated Travel Time

Distance: 676 km by road

SpeedTime
30 mph (48.3 km/h)13h 59m
40 mph (64.37 km/h)10h 29m
50 mph (80.47 km/h)08h 23m
60 mph (96.56 km/h)06h 59m
70 mph (112.65 km/h)05h 59m
80 mph (129 km/h)05h 14m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
14.81 gal
56.07 L · about $85.44
Round trip
$170.88
29.62 gal · 112.14 L
Estimated CO2
131.6 kg one way
Round trip: 263.2 kg / 580 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $85.44 $170.88
Mid-grade $6.07 $89.84 $179.67
Premium $6.24 $92.46 $184.92
Diesel $7.57 $112.07 $224.13

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 Riverside and San Mateo. The current time is 22:54:02.

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.