Sicily rarely makes it onto the radar of premium cabin flyers departing from a mid-sized Western hub like Reno, which is precisely why this itinerary rewards a bit of planning. There's no nonstop option, of course — booking business class from Reno to Catania always involves a transatlantic connection, and the smartest routing typically funnels through Delta's Salt Lake City or Los Angeles hubs onto a partner carrier, or via Lufthansa's Munich or Frankfurt gateways, with Alitalia's successor ITA Airways (still coded AZ in many booking systems) handling the final hop into Sicily. My preference, having routed this journey a number of times, leans toward connecting through Frankfurt on Lufthansa, where the newer Allegris business class suites are gradually rolling out on select long-haul aircraft — though travelers should confirm aircraft type before booking, since Allegris isn't yet fleet-wide. Total journey time from Reno hovers around 13 hours of actual flying, but realistically block out a full travel day once you factor in the connection.
Delta's transatlantic joint venture with Air France-KLM and its own Delta One suites offer a reliable alternative, particularly if routing through Amsterdam or Paris, both of which have workable connections onward to Catania via partner metal. Munich, however, remains my personal insider tip for this itinerary: Lufthansa's Munich hub has shorter security lines than Frankfurt and a dedicated non-Schengen business lounge that rarely gets congested, even in peak summer months — a small but meaningful advantage when you're managing a tight connection after a long transatlantic leg. Catania's airport itself is compact and efficient, so arrival is painless regardless of which European gateway you transit.
Shoulder season — April, May, September, and October — consistently delivers the best combination of fare value and pleasant Sicilian weather, avoiding both the August crush of European vacationers and the shoulder chill of deep winter. Because premium fares on this Reno–Catania corridor fluctuate significantly depending on which partner alliance is pricing the connection, setting up automated fare alerts is genuinely the most efficient way to catch a favorable business class fare before it disappears.