There's no nonstop path connecting these two airports, so the real craft in booking business class from Norfolk to Turin lies in choosing the right connection strategy rather than chasing a single carrier's route map. In practice, that means routing through Amsterdam or Paris on Delta and its joint-venture partners, funneling through Rome or Milan on ITA Airways (AZ), or transiting Frankfurt or Munich on Lufthansa — all workable options since Delta, ITA Airways, and Lufthansa are the three carriers with a real operational presence on this corridor. Fact for the record: total journey time, including connections, typically runs in the 12-15 hour range even though the transatlantic long-haul segment itself is roughly nine hours.
Having flown this corridor more times than I can count, my preference leans toward Lufthansa's Frankfurt hub for the reliability of its short intra-European hop into Turin, paired with the long-haul comfort of Lufthansa's newer Allegris business seats where equipped, or the tried-and-true 747-8 and A350 business cabins on other Frankfurt-bound aircraft. ITA Airways is worth serious consideration too — their A350 business class, inherited and refined from Alitalia's fleet renewal, offers a genuinely Italian sensibility to service, and routing through Rome Fiumicino lets you clear immigration before the short domestic hop to Turin, which saves real time versus doing so in a foreign hub. Delta's joint venture routings through Amsterdam or Paris CDG give you access to KLM or Air France's European short-haul network into Turin, and Delta's own long-haul product (Delta One suites on applicable aircraft) is a strong, consistent choice for the transatlantic leg. My insider tip: build in a minimum 90-minute connection in Rome or Milan during winter months, since Turin's regional flights are more prone to fog-related delays between December and February than most travelers expect.
January through March and October through November consistently offer the best value on this route, as European carriers push corporate fare sales ahead of and after peak summer leisure travel. Given how fares fluctuate across these three carriers and their partner networks, setting up automated fare alerts is the smartest way to catch a premium seat at a rate worth booking the moment it appears.