Memphis doesn't hand travelers many direct paths to the Emilia-Romagna countryside, which is precisely why routing strategy matters so much here. There is no nonstop option: booking business class from Memphis to Bologna means connecting through Delta's Atlanta or Detroit hubs before crossing the Atlantic, or funneling through New York or Rome via a Delta/Air France-KLM or SkyTeam partner arrangement, with Lufthansa's Frankfurt or Munich hubs offering an equally viable alternative. Total journey time typically lands near 14-15 hours door to door once you factor the connection, even though the transatlantic leg itself runs roughly 10.5 hours. My preference after years working this corridor is Delta's One Suite on the 767 or A330neo out of Atlanta, paired with a Lufthansa short-hop into Bologna's compact BLQ airport, which clears passengers quickly even during the summer festival crush.
Seasonality here rewards patience. April, May, September, and October consistently produce the strongest business class value, since they dodge both the deep-summer Emilia-Romagna tourist surge and the holiday crunch into Frankfurt and Rome. I've found that flying into Milan Malpensa on Lufthansa or ITA Airways and taking the high-speed Frecciarossa train down to Bologna Centrale — roughly 50 minutes — often beats fighting for a tight connection onto a regional prop jet, and it lets you stretch your legs after the long haul. If your itinerary routes through Rome Fiumicino on ITA Airways, their A330 business cabin (soon transitioning fleet-wide to updated seating) is worth booking directly rather than through a codeshare, since award availability tends to open earlier on ITA's own inventory.
Because fares on this Memphis–Bologna corridor swing significantly depending on which hub and alliance you route through, and inventory for lie-flat seats disappears fast in shoulder season, setting up automated fare alerts is the smartest move you can make before committing to a specific connection.