Press Release – Science Media Centre Quarantine-free travel between Australia and New Zealand will resume in two weeks . The government has devised a traffic light system to managing the bubble should any cases appear over the ditch. Prime Minister Jacinda Ardern said they are taking … Quarantine-free travel between Australia and New Zealand will resume in . The government has devised a traffic light system to managing the bubble should any cases appear over the ditch. Prime Minister Jacinda Ardern said they are taking a “flyer beware” approach – and travellers will shoulder the risk of any Covid-19 interruptions to their travel. The SMC asked experts to comment on the announcement.