20 Most Congested Cities in North America

3. Toronto, Canada 

Hours Lost per Driver: 118 

Toronto is a city with the worst traffic in North America. In 2022, Torontonians lost an average of 118 hours due to traffic congestion, a staggering 59% increase from 2021. The worst time for traffic in Toronto is Thursdays between 3 pm and 4 pm when it takes drivers more than 30 minutes to travel 10 km. In 2022, Toronto drivers spent a total of $755 on gas, with 77 hours (approximately $155) wasted due to congestion. Toronto is also called the city that has the highest traffic congestion.