If you fly Qantas frequently, you may be able to use your loyalty points to purchase a membership. In addition to lounge access, being a Qantas Club member will allow you extra luggage allowance, flight upgrades with the use of Qantas points, and priority waitlist and airport standby when available.
To enter, simply present your American Express Qantas Ultimate Card at the front desk. Unwind in the Qantas Club Lounge before your next flight with two single entry invitations each Membership year.
Bottom Line: Everyone can access airline lounges with a paid membership. Sometimes these paid memberships allow you reciprocal access to other airline lounges, too.