Drivers in Washington DC now have the longest commutes in the country, and congestion on weekdays spans more than six hours.

Claims are spreading on social media that Los Angeles' notorious congestion had eased because of immigration enforcement.

Cameras captured the wild moment when dozens of people on minibikes blocked an intersection in Downtown Los Angeles on Sunday ...

Which U.S. city has the worst traffic? For years, many looked West for an answer. Tinseltown, where people go to chase dreams ...

New York is the first city in the U.S. to use tolls to modify travel behavior in the central business district.

LAFD extinguished two small fires in Sepulveda Basin; one lane closed temporarily, no injuries reported. Cause unknown.

Traffic congestion has been linked with higher levels of air pollution, which has been found to significantly affect health.

D.C. has overtaken Los Angeles as the city with the worst traffic in the U.S., with an average of 33.4 minutes – the longest ...

Drivers in the D.C. region spend more time dealing with traffic than any other city in the nation, according to a new ranking from Consumer Affairs which looked at traffic data from the 50 biggest ...

San Francisco 49ers cornerback Deommodore Lenoir was booked for resisting arrest in Los Angeles after a traffic stop, according to LAPD.

Executive Director Gene Seroka said the port's downstream prospects are unclear as it deals with the "tariff whipsaw effect" ...

Alarms sounded in the cockpit of a Southwest Airlines jet shortly after taking off from Hollywood Burbank airport near Los ...