The first Boeing 787-9, which will after testing become an Air New Zealand jet, is on its way to Auckland, the first stage of a tour which will take it to Alice Springs for trial hot weather operations.
This is the first long range international excursion of the stretched version of the Dreamliner, which is also under option by Qantas.
The Seattle-Auckland stage, with a nominal flight time of just under 14 hours, can be tracked on Flightaware here.
It is provisionally due in Auckland at around sunset local time, which will occur at 8.44 pm.
On Monday the jet, which will not be fitted with Air NZ specified cabins for some months, will fly to Alice Springs.