On the practical side, this is an eastbound overnight itinerary, so the transatlantic leg (RDU-CDG, RDU-FRA, or a domestic connection first) usually departs in the evening and lands the next morning in Europe — take the lie-flat seat seriously and try to sleep on local arrival time rather than fighting it. If you're connecting through Paris or Frankfurt, budget at least 90 minutes for the transfer to a European regional flight into Pula, since Croatia connections often depart from a different terminal. Domestic-first routings through Charlotte, Atlanta, or Minneapolis tend to have tighter, more predictable connections than a same-day international-to-international transfer. A Personal Travel Manager at BestBusinessClass.com can map out which connection minimizes total travel time versus overnight layover risk based on your travel dates. Call (855) 815-4774 to get real-time fare comparisons across all four airlines and lock in seat selection before Pula's peak season fills the good lie-flat rows.