After two decades of routing myself through half the transatlantic gateways in America, I've concluded that New Orleans to Bologna business class is one of the more satisfying puzzles in premium travel precisely because there's no nonstop to solve it with — every itinerary requires a connection, typically through Atlanta, JFK, or a European hub like Frankfurt or Rome. That absence of a direct flight is itself worth stating plainly: travelers flying business class from New Orleans to Bologna will connect at least once, with the total journey running close to 9 hours of pure flying time before layovers. Delta's Atlanta hub offers the most reliable one-stop-to-Europe logic, feeding into Delta One suites on the transatlantic leg, while Lufthansa routes you through Frankfurt or Munich with access to their evolving Allegris business class on select aircraft, and Alitalia's successor ITA Airways (still commonly grouped with AZ codeshares) connects through Rome Fiumicino, which happens to be the most geographically sensible funnel into Bologna given the short intra-Italy hop that follows.
My strong preference, built from repeated trips into the Emilia-Romagna region, is routing via Rome rather than a northern European hub whenever schedules align — it collapses your connection count and lets you clear immigration in Italy rather than shuffling through a crowded German or American hub security line twice. If Lufthansa is your carrier, request Frankfurt over Munich for this specific pairing; the connection times to Bologna-bound regional jets are more forgiving and Frankfurt's train access makes a same-day recovery easier if your inbound flight from MSY runs late. Delta One passengers connecting through JFK should build in extra buffer time, since Delta's MSY departures aren't always perfectly timed against the evening transatlantic banks.
Shoulder season — April, May, September, and October — remains the sweet spot for this route, both for Bologna's climate and for premium cabin availability, since summer sees heavy leisure demand into northern Italy and winter thins out flight frequency on the connecting legs. Given the routing complexity and the way award and revenue seats fluctuate across three different alliances, setting up fare alerts for this specific city pair is genuinely the smartest move you can make before booking.