Traffic Predict

Best Time to Drive from Torrance to Rancho Cucamonga

Right now (3:20 pm PST): about 80 minutes via I-10 East and I-605 North and SR-91 East, usually 71 at this time.

Only 24% 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 Torrance to Rancho Cucamonga by day and time you leave (local time)
Leave5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm
Mon55596569676868687080941019884675956
Tue5659687371696970739010912011697746256
Wed5560677471696970738611011711195756257
Thu5660667170697171779310911511391726357
Fri56606668697074788610512011710590786458
Sat5758585960616364666869727167626057
Sun5656565757585961626262606060606056

About this drive

On weekdays the 57-mile drive from Torrance to Rancho Cucamonga (via I-10 East and I-605 North and SR-91 East) usually takes as little as 55 minutes and up to 120 minutes, when leaving around 3 pm on Fridays. The fastest times to leave are before 6:30 am or after 8:30 pm. Midday (11 am to 2 pm) it takes about 76 minutes. On weekends it is slowest around 4:30 pm on Saturdays (72 minutes).

About 48 miles of it is freeway, where times follow typical and live traffic from our sensors, and about 9 miles surface streets (14 to 25 minutes on weekdays), estimated from how jammed the freeways around them are at that time. Drive times are measured from central Torrance (Opal Street) to central Rancho Cucamonga 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 Torrance to Rancho Cucamonga?

On weekdays, leave before 6:30 am or after 8:30 pm. The drive usually takes about 55 minutes then, versus up to 120 minutes at the worst times.

How long does it take to drive from Torrance to Rancho Cucamonga?

The 57-mile drive usually takes 55 to 120 minutes on weekdays, depending on when you leave, and about 76 minutes midday.

When is traffic worst from Torrance to Rancho Cucamonga?

Leaving around 3 pm on Fridays is usually slowest, about 120 minutes.

Freeways on this drive

Torrance to Rancho Cucamonga over Thanksgiving: when to leave →

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