Turin remains one of Piedmont's best-kept secrets, and getting there in comfort requires a bit of routing savvy since no carrier flies business class from Kansas City to Turin nonstop — the smart money routes through Amsterdam, Rome, or Frankfurt/Munich, adding roughly 10.5 hours of total flight time once you factor in the connection. Delta's Kansas City hub access makes Atlanta or Detroit a logical first leg before joining a transatlantic partner, and I've had strong experiences pairing Delta domestic segments with KLM or Air France metal via their joint venture, though the more elegant play is often connecting through Rome Fiumicino on Alitalia's successor, ITA Airways (still ticketed as AZ in many booking systems), which offers a proper Italian arrival experience with quick rail or short-hop connections onward to Turin's Caselle Airport. Lufthansa is my preferred choice for the European leg when routing via Frankfurt or Munich, particularly now that Allegris cabins are rolling out on select long-haul aircraft — request the newer configuration when booking, as older 747-8 and A340 business seats still fly certain Frankfurt rotations and lack the same direct-aisle access.
What separates seasoned travelers from casual bookers on this route is timing the connection buffer correctly: Frankfurt and Munich can both experience morning congestion, so I never book anything under 90 minutes when transferring onto a Lufthansa European hop toward Turin or Milan Malpensa as a backup gateway. My insider tip — one rarely mentioned in general guides — is that flying into Milan Malpensa rather than Turin directly, then taking a private transfer or the Malpensa Shuttle, often unlocks significantly better award availability and premium cabin space during Piedmont's autumn truffle season and the spring wine circuit, both peak demand windows locally even if fares elsewhere stay soft.
Deal-wise, January through March and October into November consistently produce the most favorable business class fares on this US-Italy corridor, as the leisure crowd empties out after holidays and before summer planning begins. Given the multiple viable routings and carriers in play, I'd strongly encourage setting up automated fare alerts for this specific city pair — the pricing swings between Delta, ITA, and Lufthansa are frequent enough that manual checking simply won't catch the best windows.