An airline spokesperson said maintenance staff need to check the plan's anti-ice function inside one of its engines.
The Transport Minister says test bookings, test failure rates, and no-shows have "increased significantly" in recent months.
The yet-to-be-named bridge has four lanes and will open to traffic in August.
Transport Minister Simeon Brown unveiled the final plan after a draft went out for consultation in March.
"We're not selling state-owned enterprises."
From train pain to ferries, KiwiRail has had its KiwiFails.
"I'm sorry, we're not spending $3.2 billion with massive infrastructure investment in the ports of Picton and Wellington."
Interislander's Aratere ferry was successfully refloated on Saturday night - after 24 hours.
"We are very disappointed with what has happened over the past 24 hours."
