There's no shortcut for this itinerary, and that's precisely what makes routing strategy the whole game. Business class from Savannah to Valencia always requires a transatlantic connection, since no carrier flies this pairing nonstop — the ~9.5 hour flight time quoted for this route reflects the transatlantic long-haul leg itself, not total journey time, which typically runs 13-16 hours door to door. My preferred build is SAV-CLT-LHR-VLC on American and British Airways metal, or routing through Madrid via Iberia, whose joint-business alliance with American gives you flexibility on award availability. American's 777 and 787 aircraft feature their reverse-herringbone business seats with direct aisle access, while British Airways' Club Suite — now rolling out fleet-wide on 777s and A350s — offers a proper door for privacy on the Atlantic crossing, a meaningful upgrade over BA's older Club World cabins still flying some routes.
The insider move here is booking the Charlotte connection deliberately: American's CLT hub has a dedicated international arrivals process that's faster than JFK or ORD, and same-terminal connections to transatlantic gates reduce the layover stress considerably. If you route via Madrid on Iberia instead, their A330 business cabin (full-flat, though older-generation seats) connects to a quick 45-minute domestic hop to Valencia — and Iberia's Madrid hub processes non-Schengen arrivals efficiently before your onward flight, so build in at least 90 minutes there, not more. Avoid Heathrow connections during the June-August crush; Terminal 5's security queues have derailed more than one tight connection I've made personally.
April, May, September, and October remain the sweet spot — shoulder season Mediterranean weather without summer's fare premiums or Heathrow chaos. Because pricing on this three-airline routing fluctuates with both transatlantic demand and short-haul European fare classes, setting up fare alerts specific to the Savannah-Valencia city pair will catch the periodic mixed-cabin deals before they disappear.