FlyerTalk Forums - View Single Post - Denied boarding due to non-existing visa issue and rebooked the next day on United
Old Aug 3, 2023 | 3:27 pm
  #11  
johnsont15
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Yes they were on their way to Switzerland but if you pass through the US from Europe to Mexico or vice versa you need to enter the US, even if its a transfer, so you need an esta or visa depending on your nationality.
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