There is no nonstop path linking Rhode Island to the White Isle, so anyone booking business class from Providence to Ibiza should think of it as a two-leg puzzle best solved through London, Madrid, or Frankfurt. My preferred routing after years of testing this itinerary is PVD-LHR on British Airways, then a same-day connection down to Ibiza; the Club Suite on the transatlantic long-haul, with its door and fully flat bed, makes the overnight crossing genuinely restorative before a short intra-European hop. Iberia offers an equally compelling alternative via Madrid, funneling PVD travelers onto its widebody fleet before a quick regional connector to IBZ—useful if you'd rather clear immigration in Spain and avoid a UK transit. Lufthansa's Frankfurt gateway rounds out the options, and depending on aircraft assignment you may find yourself in the new Allegris business suite, though on this particular routing Lufthansa's older long-haul business product is still common, so it's worth checking your specific flight number before assuming the newest cabin.
Seasonality matters enormously here: Ibiza's commercial flight schedule swells from May through October, then contracts sharply, meaning shoulder-season travel in April, May, September, and October delivers the best combination of fare value and thinner airport crowds—especially useful since IBZ's terminal gets overwhelmed by charter traffic in peak July and August. My insider tip: book the earliest possible connecting flight into IBZ regardless of hub, since afternoon slots are the first to get delayed by the airport's notoriously tight peak-season ground handling, and a morning arrival gives you buffer time to reach a villa or hotel check-in without stress.
Because none of these three carriers publish static business class award space on this connection, and cash fares fluctuate with Ibiza's charter-driven demand curve, setting up fare alerts for the PVD-IBZ corridor is the smartest way to catch a business class fare drop the moment it appears.