Ibiza's tiny airport was never built with transatlantic flows in mind, which is precisely why the routing puzzle matters so much: there is no nonstop business class from Dallas to Ibiza, and anyone booking this journey needs to think in terms of a European gateway rather than a direct hop. The most reliable path runs through Madrid on Iberia, whose A330neo business class cabin offers a solid flat-bed product and gets you into IBZ on a short regional connector, or through London on British Airways, where the Club Suite with its sliding door and direct aisle access makes the long DFW–LHR haul feel far shorter than its roughly nine-hour duration. Lufthansa routes via Frankfurt or Munich, and its newer Allegris business seats — where fitted to the aircraft — are worth chasing if your itinerary happens to land one of those planes, though standard long-haul business is still comfortable and reliably staffed.
Having flown this corridor across several seasons, I'd steer clients toward the Madrid connection in high summer, since IBZ's single small terminal gets overwhelmed with charter traffic in July and August, making a calmer Iberia arrival preferable to a scrum after a long transatlantic sector. My insider tip: build in at least a two-hour buffer in Madrid or London rather than the airline's minimum connection time, because Ibiza-bound flights are notoriously prone to slot delays during peak leisure months, and missing that last short hop means a night in a mainland hotel instead of on the island.
April, May, September, and October remain the sweet spots — not just for fares but for the Balearic light, before or after the peak crowds descend. Given how much these business fares swing with demand on this Dallas–Ibiza corridor, setting up automated fare alerts is the smartest way to catch a favorable pricing window before it closes.