Several accidents Abu Dhabi and Dubai caused congestion as motorists headed to work early on Tuesday.
An accident on Hessa Street towards Sheikh Zayed Road and Umm Suqueim caused delays but was cleared quickly by police.
A second collision involving a bus took place on Mohammed Bin Zayed Road towards Mirdif, causing tailbacks.
Congestion was also reported in Dubai at the Green Community roundabout and the Al Muhaisnah area.
In Abu Dhabi, an accident on the Corniche towards Sultan bin Zayed the First Street led to delays.
No casualties were reported.