Best time
Late afternoon is best, especially in warm weather.
Cotroceni 
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Cotroceni
Cotroceni is the place to slow down. It has quiet streets, villas, gardens, and a more local feeling after the big central sights.
Quiet villas and gardens
Slow streets, shade, and residential Bucharest
Look for
Villa details, quiet corners, and the change from busy center to residential streets.
Add on
Pair it with the Botanical Garden if you want a softer half-day.
Useful context
Cotroceni neighborhood Read more Cotroceni visitor context Read moreBest move
Do not rush it. This is a walk-and-notice area.