How far is Santa Maria, CA from Riverside, CA?

The driving distance from Santa Maria, CA to Riverside, CA is about 88.4 miles (142.2 km), with a travel time of about 01h 44m by car.

  • The straight-line flight distance is about 68.6 miles (110.4 km).
  • For a round trip, plan for roughly 03h 29m 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
88.36 mi
01h 44m
Flight
68.57 mi
110.36 km direct

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

Learn Distance

Choose another destination from Santa Maria.

Flight Distance

Direct air line
68.57 mi
Kilometers
110.36 km
Flight Time
00h 08m

Driving Distance

Road route
88.36 mi
Kilometers
142.2 km
Drive Time
01h 44m

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 01h 44m.

Arrival Snapshot
Arrive in Riverside
Sat, Apr 18, 11:48 PM PDT
Return by in Santa Maria
Sun, Apr 19, 1:33 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Santa Maria
2026-04-18T22:03
Arrive Riverside
Sat, Apr 18, 11:48 PM PDT
Route Timing
01h 44m
One way by road
Best Departure Window
8:00 AM to 10:00 AM PDT
Aim for a morning departure
Arrive between
9:45 AM to 11:45 AM PDT

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

Leave by
3:00 PM PDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Santa Maria
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
Duarte
CA

City in Los Angeles County, California, United States of America

From Santa Maria
40.4 mi
00h 52m
To Riverside
48 mi
00h 52m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
77°F
Saturday

Mostly Sunny

Starts
Sat, Apr 18 6:00 AM PDT
Wind
5 to 10 mph E
Destination
84°F
Saturday

Sunny

Starts
Sat, Apr 18 6:00 AM PDT
Wind
5 to 10 mph W

Driving Route Map

The map below follows the saved road route between Santa Maria and Riverside.

Turn-by-Turn Driving Directions

Step-by-step road directions between Santa Maria and Riverside.

  1. 1

    Start on Santa Maria Road

    3083 ft · 2 min · Santa Maria Road

  2. 2

    Continue on Mulholland Drive

    1.1 mi · 3 min · Mulholland Drive

  3. 3

    Turn right onto Alhama Drive

    130 m · 16 sec · Alhama Drive

  4. 4

    Turn left onto Golondrina Street

    809 ft · 36 sec · Golondrina Street

  5. 5

    Turn right onto Saltillo Street

    2534 ft · 1 min · Saltillo Street

  6. 6

    At the end of the road, turn right onto Canoga Avenue

    2207 ft · 1 min · Canoga Avenue

  7. 7

    Turn right onto Dumetz Road

    2440 ft · 1 min · Dumetz Road

  8. 8

    At the end of the road, turn left onto Serrania Avenue

    2770 ft · 1 min · Serrania Avenue

  9. 9

    Continue on De Soto Avenue

    141 m · 14 sec · De Soto Avenue

  10. 10

    Take the ramp right toward US 101 South: Ventura Freeway, Los Angeles

    1490 ft · 22 sec

  11. 11

    Merge slight left onto Ventura Freeway

    11.9 mi · 14 min · Ventura Freeway

  12. 12

    Keep slight left to continue on Ventura Freeway

    1.5 km · 1 min · Ventura Freeway

  13. 13

    Keep slight right to continue on Ventura Freeway

    1.4 mi · 2 min · Ventura Freeway

  14. 14

    Keep slight right to continue on Ventura Freeway

    1.6 km · 1 min · Ventura Freeway

  15. 15

    Keep slight right to continue on Ventura Freeway

    1.6 km · 1 min · Ventura Freeway

  16. 16

    Keep slight right to continue on Ventura Freeway

    2.2 mi · 3 min · Ventura Freeway

  17. 17

    Keep slight right to continue on Ventura Freeway

    1.2 km · 51 sec · Ventura Freeway

  18. 18

    Keep slight right to continue on Ventura Freeway

    7.2 mi · 8 min · Ventura Freeway

  19. 19

    Merge slight right onto Foothill Freeway

    17.9 mi · 21 min · Foothill Freeway

  20. 20

    Keep slight right to continue on Foothill Freeway

    2476 ft · 33 sec · Foothill Freeway

  21. 21

    Take the exit slight right toward CA 57 South: Santa Ana

    1.4 km · 2 min

  22. 22

    Continue on Orange Freeway

    3.2 mi · 4 min · Orange Freeway

  23. 23

    Take the exit slight right toward CA 71: Corona

    1.1 mi · 2 min

  24. 24

    Continue on Chino Valley Freeway

    3.1 mi · 4 min · Chino Valley Freeway

  25. 25

    Take the exit slight right toward CA 60 East: Riverside

    1.4 mi · 3 min

  26. 26

    Merge slight left onto Pomona Freeway

    12 mi · 14 min · Pomona Freeway

  27. 27

    Take the exit slight right toward Van Buren Boulevard, Etiwanda Avenue

    2448 ft · 1 min

  28. 28

    Turn straight onto Mission Boulevard

    852 ft · 15 sec · Mission Boulevard

  29. 29

    Continue on Van Buren Boulevard

    6.1 mi · 9 min · Van Buren Boulevard

  30. 30

    Turn left onto Central Avenue

    3.6 mi · 6 min · Central Avenue

  31. 31

    Turn sharp right

    52 m · 13 sec

  32. 32

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Santa Maria and Riverside.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
32 steps
9 turns on the saved route
Ramps & Exits
8
3 merges, 5 ramps or exits
Navigation Density
36.2 / 100 mi
Decision points by distance
Main Roads
Ventura Freeway
26.4 mi · 30%
Foothill Freeway
18.4 mi · 21%
Pomona Freeway
12 mi · 14%
Van Buren Boulevard
6.52 mi · 7%
Central Avenue
3.59 mi · 4%
Orange Freeway
3.16 mi · 4%
Longest Stretch

Foothill Freeway

Merge slight right onto Foothill Freeway

17.9 mi · 00h 21m

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
01h 44m
Day trip friendly
Same-Day Return
03h 30m
Round-trip wheel time
Road vs Air
+19.8 mi
68.6 mi direct line
Halfway Stop
Duarte
00h 52m from Santa Maria
Leave By
3:00 PM PDT
Morning start is best
Weather Watch

Mostly Sunny leaving Santa Maria and Sunny near Riverside.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Santa Maria to Riverside?

The road trip is about 88.4 miles (142.2 km) and usually takes 01h 44m 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?

Duarte is a useful midpoint, sitting about 40.4 miles from Santa Maria and 48 miles from Riverside.

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

The direct path is about 68.6 miles (110.4 km), while the road route adds roughly 19.8 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 8:00 AM to 10:00 AM PDT. If you want a more comfortable same-day return, try to leave by 3:00 PM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $18.00 one way or $36.00 round trip. Estimated CO2 is about 27.7 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Santa Maria and Sunny near Riverside.

Stop Ideas Near Duarte

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Duarte and the surrounding midpoint area.
Stop photo coming soon
Coffee break 8 mi away

Your Home Away From Home

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5015 N Burnaby Dr, Covina, CA 91724, United States
Rating 5.0/5 2 reviews Bed & breakfast
Ayres Suites Diamond Bar
Stay option 12.4 mi away

Ayres Suites Diamond Bar

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21951 Golden Springs Dr, Diamond Bar, CA 91765, United States
Rating 4.5/5 1,080 reviews Hotel
City of South El Monte City Hall
Scenic stop 7.4 mi away

City of South El Monte City Hall

South El Monte , CA
1415 Santa Anita Ave, South El Monte, CA 91733, United States
Rating 5.0/5 1 reviews Park,City or town hall
El Monte City Hall
Meeting point 5.3 mi away

El Monte City Hall

El Monte , CA
11333 Valley Blvd, El Monte, CA 91731, United States
Rating 4.5/5 13 reviews City government office

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Duarte.

BUS

Pasadena, California

15 mi away
150 South Los Robles Ave.
RAIL

Pomona station

23 mi away
100 West Commercial Street
BUS

Claremont, California

25 mi away
200 West First St.
RAIL

Glendale Transportation Center

26 mi away
400 West Cerritos Avenue

Flight Path Map

This map shows the direct air route between Santa Maria and Riverside. Straight-line distance: 68.57 mi (110.36 km).

Santa Maria

#1 Santa Maria

The third most populous city in Santa Barbara County, California.

Population105,851
Coordinates34.1314000, -118.5745300
Altitude426
CountryUnited States
Riverside

#2 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
Start: (-118.57436, 34.131367)
End: (-117.396162, 33.953244)

Estimated Travel Time

Distance: 142 km by road

SpeedTime
30 mph (48.3 km/h)02h 56m
40 mph (64.37 km/h)02h 12m
50 mph (80.47 km/h)01h 46m
60 mph (96.56 km/h)01h 28m
70 mph (112.65 km/h)01h 15m
80 mph (129 km/h)01h 06m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
3.12 gal
11.8 L · about $18.00
Round trip
$36.00
6.24 gal · 23.6 L
Estimated CO2
27.7 kg one way
Round trip: 55.5 kg / 122 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $18.00 $36.00
Mid-grade $6.07 $18.93 $37.85
Premium $6.24 $19.48 $38.96
Diesel $7.57 $23.61 $47.22

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 19, 2026

There is no time difference between Santa Maria and Riverside. The current time is 22:03:57.

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.