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Thread: Delta Global Certificate - Guaranteed or Request?
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Old Aug 5, 2023, 7:30 pm
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Adam1222
 
Join Date: Jul 2009
Location: Washington, DC
Programs: DL PM; IHG PlatAmb; Hilton Dia; Marriott Plat; Hyatt Discoverist
Posts: 7,412
Originally Posted by flyer992929
I'm looking to book an international flight that has Premium Select options with the next fare class up as Delta One Suites. If I book a Premium Select seat and use a Global Certificate will it automatically upgrade my ticket to Delta One (Z) or am I put on some upgrade list? If an upgrade list, when would I know if I get selected for an upgrade?
It depends whether there is availability in Z class.
https://www.flyertalk.com/forum/delta-air-lines-skymiles/2067393-using-global-upgrades-delta-gucs-post-2-1-2022-changes.html
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