Benchmarked strictly across TripTiming's 5 empirical pillars: Crowds, Weather, Vibes, Prices, and Safety.
San Francisco emerges as the optimal March destination with an overall TripTiming Index of 69/100 vs 64/100 for Los Angeles (+5 point advantage). San Francisco experiences substantially lower visitor footfall and shorter landmark queues (heavy visitor congestion vs peak seasonal crowding in Los Angeles). While Los Angeles retains an edge in Weather Comfort (97/100 vs 88/100), San Francisco's commanding performance in Space & Crowds secures the overall March recommendation.