Traffic Predict

Best Time to Drive from Brea to Riverside

Right now (7:51 pm PST): about 41 minutes via SR-91 East, usually 38 at this time.

Only 53% of this drive is measured by working traffic sensors right now. The rest is estimated from nearby sensors, typical speeds and street traffic, so times can be off. Why so few sensors work.

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Typical drive time by departure time

Minutes from Brea to Riverside by day and time you leave (local time)
Leave5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm
Mon3336424341403940414450535546403834
Tue3436464743404041424755575647403935
Wed3437464844434042424751535547413936
Thu3437454542414140434553565647423835
Fri3336404241404043485459605750433935
Sat3435363637383940404143454442403835
Sun3434353535363737373738373636373835

About this drive

On weekdays the 38-mile drive from Brea to Riverside (via SR-91 East) usually takes as little as 33 minutes and up to 60 minutes, when leaving around 3:30 pm on Fridays. The fastest times to leave are before 6:30 am or after 9 pm. Midday (11 am to 2 pm) it takes about 43 minutes. On weekends it is slowest around 4:30 pm on Saturdays (45 minutes).

About 36 miles of it is freeway, where times follow typical and live traffic from our sensors, and about 1.9 miles surface streets (2 to 4 minutes on weekdays), estimated from how jammed the freeways around them are at that time. Drive times are measured from central Brea to central Riverside along the route on the map. Starting or ending elsewhere in a big city can add or save several minutes.

Simulated from typical freeway speeds at each point of the drive for the time you would reach it, from every 5-minute reading we have recorded. We don't have sensors on surface streets yet, so the time on them is estimated from how congested the freeways around each end of the drive are at that time, in both directions: streets jam when the freeways do.

Questions

What is the best time to drive from Brea to Riverside?

On weekdays, leave before 6:30 am or after 9 pm. The drive usually takes about 33 minutes then, versus up to 60 minutes at the worst times.

How long does it take to drive from Brea to Riverside?

The 38-mile drive usually takes 33 to 60 minutes on weekdays, depending on when you leave, and about 43 minutes midday.

When is traffic worst from Brea to Riverside?

Leaving around 3:30 pm on Fridays is usually slowest, about 60 minutes.

Freeways on this drive

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