FlyerTalk Forums - View Single Post - ARCHIVE: Which DUB / Dublin flights Pre-Clear Customs / Immigration (consolidated)
Old Apr 27, 2013 | 2:44 pm
  #27  
colmc
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Personally, I wouldn't leave it 60 minutes as can be busy at that hour due to the number of other US bound flights preclearing

Assuming you're a US citizen/legal permanent resident 90 minutes should be fine.
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