- Milwaukee (MKE) Frankfurt (FRA)
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only flights with stopoverat least 10h 55minfrom $788 - Milwaukee (MKE) Dusseldorf (DUS)
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only flights with stopoverat least 13h 10minfrom $819 - Milwaukee (MKE) Munich (MUC)
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only flights with stopoverat least 10h 57minfrom $808