Vancouver has the most traffic in Canada for the third time in a row. The traffic in Vancouver is just as bad as Los Angeles with 34% each. San Francisco (with 33%), Honolulu (32%) and Seattle (27%) are also in the top 5 for worst congestion in North America. Between July and September, the congestion has increased by one percent. According to the company, it takes 34% more time in traffic during the peak hours. Mondays are the best time for motorists while Thursday is the worst time.