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Thread: Using Upgrade (GGU) Codes
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Old Sep 27, 2025 | 3:19 pm
  #895  
frankvb
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There have been no published details of the 'new' GGU (or 'upgrade certificate'...) system, so should we expect for the old system to just continue as-is? At least for AS operated flights.

https://www.alaskaair.com/atmosrewar...guest-upgrades
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