Just received an email from STA with great fares to Los Angeles available for everyone (not just students). If you can't find the fare you're after online, give them a call on 134 782 and they'll help you out. Expires 15/03/15.
Happy travels :)
Terms and Conditions:
$50 discount valid for the first 100 bookings. Valid on all Air New Zealand flights departing Australia to Los Angeles, booked online using promo code NZ50 or instore. Valid from 09.00AEST 09 Mar 15 to 17.00pm AEST 27 Mar 15 or until sold out