Bookable Upgrades
4 Bookable Upgrade sectors will be awarded to Gold members with 1,000 club points or more.
4 Bookable Upgrade sectors will be awarded to Diamond members with 1,600 club points or more.
Bookable Upgrades for Gold members are available for ultra-short, short, and medium-haul flights.
Bookable Upgrades for Diamond members are available for all flight distances.
Bookable Upgrades for Gold members are applicable to Members or their travel companions on flights operated and marketed by CPA or Dragonair.
Bookable Upgrades for Diamond members are applicable to Members, their travel companions, or members of their Redemption Group on flights operated and marketed by CPA or Dragonair.
Each Bookable Upgrade allows one passenger to upgrade to one cabin class above the current booking for one sector.
Travel benefits, club points and Asia Miles will be based on the next cabin class once the Bookable Upgrade has succeeded.
Travel companions for Bookable Upgrades are guests travelling with the Marco Polo Club member on the same booking.
Bookable Upgrade is available for 12 months from the date of issue.
A Redemption Group is a group of up to 5 family members and/or friends you have nominated for whom you can redeem your Asia Miles for awards. You may visit Asia Miles website for more information on Redemption Group. Redemption Group members can enjoy the Bookable Upgrade without travelling together with the member.
Requested flight must have confirmed booking and ticket issued on eligible fare classes.
Subject to seat availability Economy fare classes Y, B, H, K, and M will be upgraded to Premium Economy fare class E. If Premium Economy cabin is not available on the flight, ticket will be upgraded to Business Class fare class I.
Subject to seat availability Premium Economy fare classes W and R will be upgraded to Business Class fare class I.
Subject to seat availability Business Class fare classes J, C, D and I will be upgraded to First Class fare class A.
Bookable Upgrades are not eligible for use in conjunction with Asia Miles flight upgrades and companion rewards.
No wait list is allowed for Bookable Upgrades.
A Bookable Upgrade is subject to applicable taxes and other surcharges.
Bookable Upgrade entitlements are tier specific and are not available to Members on Membership Holiday.
Requests, changes and cancellations must be made online 15 to 360 days before the flight departure date.
Cancelling a Bookable Upgrade will also cancel the confirmed ticket booking.
More than one Bookable Upgrade request for the same flight sector is not allowed.
Any rebooking or change of date will be governed by the terms and conditions of the original class ticket.
Not available for redemption, prize, group, ID/AD (industry/agency) discounts or other free tickets.
Not available for Cathay Pacific Holiday packages.
Online check-in service is not available to the upgraded flight, please proceed to the airport to check-in.
In case of any flight irregularities, the member is to contact the Marco Polo Club Service Centre for further assistance.
CPA reserves the right to interpret these terms and conditions.
http://www.cathaypacific.com/cx/en_H....html?switch=Y

The T&Cs seem to have been updated on the website.