四川航空
China Southern Airlines's frequent-flyer program is called Sky Pearl Club (). The Sky Pearl Club allows its members earn FFP mileage not only flying China Southern domestic segments but also on flights of other codeshare member airlines. Additionally, Sky Pearl Club members can earn and use mileage on partnered Sichuan Airlines, China Eastern Airlines, and China Airlines flights. Membership of Sky Pearl Club is divided into three tiers: Sky Pearl Gold Card, Sky Pearl Silver Card and Sky Pearl Member Card.