It was operating UA98, a scheduled service from Guam (PGUM) to Cairns. However, the 737 did not operate the return flight.
It was grounded at Cairns due to Typhoon Vongfong, which was threatening to track towards Guam.
United Airlines Boeing 737-800 N13227 parked at Cairns yesterday
Just after midnight on Monday 6th October, the 15-year-old 737 departed Cairns for Guam (PGUM) as UA2071.