Will I need a separate membership number to use on Qantas-operated flights?

No. When you book a Qantas-operated flight, enter your current Emirates Skywards membership number and any eligible Miles will be automatically added to your account, from March 31, 2013.

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When and where can I get lounge access?
Can I combine Miles from two accounts to claim a reward?
Can I combine Miles from two accounts to claim a reward?