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Cape Cod TrafficDrive times, beaches, trip planning

Cape Cod traffic from to on a · September

Getting onto the Cape

typical

Friday at a glance

Typical · 4 hours ago
  • Best window: around 9 PM (~58 min)
  • Avoid: around 2 PM (~110 min, +52 vs calmest)
  • Latest: 91 min (30 min over clear road)
  • Comparing Boston → bridges — pick Sagamore or Bourne above for the full grid.
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Typical Friday · BostonSagamore Bridge

near clear2× +
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Thu
Fri
Sat

Swipe sideways for later hours.

Source: Google Routes API

Live conditions right now

Routes to Cape

Current Drive Time to Sagamore Bridge

~1h 31m

Typical for this hour
Typical · 4 hours ago

Cape Cod Traffic on Friday

Friday is the heaviest day heading down. Unlike Saturday’s tight morning spike, Friday is a long build: it starts early afternoon and holds into the evening. Leaving before it or well after it are the two real options.

On a typical Friday, the calmest window is around 9 PM (~58 min) and the worst is around 2 PM (~110 min, up to ~116 on busy days — about 104% over a clear run).

Cape Cod Traffic on Friday — FAQ

What is the best time to leave Boston for Sagamore Bridge on a Friday?

Based on measured readings, the calmest Friday window is around 9 PM, when the drive typically runs about 58 minutes. The closer you get to 2 PM, the worse it gets.

How long does Boston to Sagamore Bridge take on a Friday?

Anywhere from about 58 minutes in the calmest window to 110 minutes at the Friday peak — and up to roughly 116 minutes on the busiest days. These are measured averages from drive-time readings taken every 15 minutes, not estimates.

When is Sagamore Bridge traffic worst on a Friday?

The peak is around 2 PM, averaging 110 minutes from Boston — about 104% over a clear run. It typically eases within a few hours either side.

Are these Cape Cod drive times measured or estimated?

Measured. A collection job records the with-traffic drive time from the Google Routes API every 15 minutes during Cape travel windows.

Answers computed from measured readings.

Fridays we’ve measured

The typical pattern above is built from these days. Each one is a permanent record of what the readings actually showed.

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Weekend traffic outlook

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