A slip has closed State Highway 1 south of Kaikoura, as the impact of November's magnitude 7.8 earthquake continues.

Auckland commuters can groan in agreement with a report that reveals the city has the worst travel times and reliability in Australia and New Zealand.

Traffic is free flowing for holiday-goers on the motorway heading back into Auckland - and we'll keep you posted throughout the evening.

Traffic was backed up while two men exchanged punches in a suspected road rage incident in Cambridge today.

A diesel spill and heavy holiday traffic is making it slow going north of Auckland.

When the official holiday period finished at 6am yesterday there had been 15 fatal crashes on New Zealand roads since the Friday before Christmas.

Traffic was backed up for a time this morning after a car rolled, blocking the road in Onehunga.

Readers discussing the holiday toll have suggested the solutions lie in law improvement rather than law enforcement.

Crashes mixed with the usual holiday traffic mean people travelling back to Wellington will be stuck in delays of at least 45 minutes.

A leading rental car company has come up with a novel way to beat the traffic blues at Auckland Airport - scooters.

City dwellers heading out of town for New Year's Eve celebrations were waiting in long queues yesterday and the traffic chaos is likely to continue today.

A Norwegian tourist has penned a piece saying NZ roads are too dangerous and the speed limit should be changed on narrow and winding roads.

Closure of the Kapiti rail line has exacerbated holiday traffic along the Kapiti Coast as would-be train passengers have been forced to travel by bus on congested roads.

Springs Junction - the tiny settlement connecting State Highways 7 and 65 - now boasts two food caravans as well as a service station and cafe both operating 24/7.

Traffic delays north of Wellington are becoming a daily occurrence as capital residents head away for New Year.

One person has died and another two been badly injured in separate crashes as holiday traffic queues across the North Island.

Motorists heading out of Wellington face a nightmare two-hour gridlock north of the capital.

It was a beautiful Boxing Day to be outside but the lure of heavy discounts was too strong thousands who paced the malls on the hunt for a bargain.

Here is a list of traffic hot spot areas to avoid.

An elderly woman has died after being hit by a car in Takapuna, on Auckland's North Shore. She is believed to be the first person killed in holiday period.

Driver fined for driving on the "completely wrong side of the road".

Traffic has already slowed to a crawl in parts of the country as holidaymakers head out of town for Christmas.

​A person has died from a heart attack while in Christmas traffic near Wellington.

A man has died from a heart attack while in Christmas traffic near Wellington.

A bus has broken down in the Auckland International Airport drop-off zone during the airport's busiest day of the year.

Aucklanders are being urged to plan ahead to avoid delays if they are getting away for the Christmas break.

A boy is in critical condition after being hit by a car in Whangarei this afternoon.

An overhead traffic light pole that crashed into the middle of a busy intersection may have been suffering from earthquake stress.

Just four sleeps until Christmas, and things are officially crazy. Winter storms have cancelled an estimated 400 flights at this US airport.

Billowing smoke from a house fire is affecting visibility on Auckland's Southwestern Motorway this morning.