Auckland motorists travelling across the harbour bridge to the city this morning are being warned to expect delays heading south after an earlier crash left a lane blocked.

The New Zealand Transport Agency tweeted traffic was heavy citybound heading across the Auckland harbour bridge after a three-car crash on the Victoria Park flyover.

Posted by NZ Transport Agency - Auckland & Northland on Sunday, April 3, 2016

The multi-car crash blocked the right lane of the flyover link to the Southern Motorway at the start of early morning rush hour.

Commuters travelling from the Northern Motorway were told to allow extra travel time to get to work this morning.