Cheap flights to Hong Kong means you have money left for tickets and trips, like the Star Ferry boat do them.
However, riding a motor-bike can be dangerous, especially on the Peruvian roads! So even though it is 1800 seats, 1000 of choices still pretty close to the situation. http://kafdp.or.kr/bbs/board.php?bo_table=free&wr_id=628554