Bologna's Marconi Airport rarely appears on American business travelers' radar, which is precisely why those who've cracked the code on this connection guard it jealously. There's no nonstop option—business class from Tampa to Bologna always routes through a major hub, typically Atlanta or JFK for Delta, or Rome and Frankfurt if you're flying Alitalia's successor ITA Airways or Lufthansa. My preference after dozens of iterations of this itinerary is routing through Frankfurt on Lufthansa, particularly if you can snag the newer Allegris business class configuration on the transatlantic leg, then transfer to a short intra-European hop into BLQ. Delta's transatlantic joint venture partnerships mean you'll often see codeshares with Air France-KLM or ITA, so it pays to check the operating carrier carefully—Delta's own long-haul product (Delta One suites on the A350 or 767) is consistently strong, but the connecting flight into Bologna will typically be operated by a regional partner with a standard European business class recliner, not lie-flat.
The insider move here is timing your connection in Rome or Frankfurt with enough buffer to clear passport control comfortably, but not so much that you're camping in a lounge for three hours—90 minutes is the sweet spot at FCO given its notoriously slow non-EU passport lines. April, May, September, and October are the sweet spot months for this route, coinciding with Emilia-Romagna's ideal touring weather and softer transatlantic demand before and after peak summer crowds descend on Tuscany and the Amalfi Coast.
One tip rarely mentioned: booking the Frankfurt-Bologna connection separately as a Lufthansa short-haul business fare, rather than through a single ticket, occasionally opens up better award availability on the long-haul segment. Given how fare classes shift seasonally and inventory on these joint-venture routes fluctuates without warning, setting up automated fare alerts for this specific city pair remains the smartest way to catch a premium seat before it disappears.