Sarajevo remains one of Europe's most rewarding under-the-radar business class destinations precisely because getting there from Idaho requires genuine routing creativity. There is no nonstop option, of course — booking business class from Boise to Sarajevo means threading together at least two connections, and the smartest itineraries route through Delta's Salt Lake City or Minneapolis hubs before transferring onto Delta's transatlantic partners, or repositioning through a Lufthansa gateway like Frankfurt or Munich, with Turkish Airlines' Istanbul hub often proving the most efficient final approach into SJJ. Factually speaking, the total journey runs roughly 12 hours of flight time excluding layovers, and Istanbul is generally the strongest last-leg connection given Turkish Airlines' frequent, well-timed SJJ rotations.
Having flown this puzzle multiple times, I lean toward building the trip around Lufthansa's long-haul business class — a lie-flat product with direct aisle access on their A350s and 747-8s — paired with a Turkish Airlines narrow-body business cabin for the Istanbul-Sarajevo hop, which, while regional, still includes proper Turkish hospitality and catering that outshines most short-haul business classes globally. If your routing allows a Munich layover, it's worth the extra hour to walk the terminal's excellent business lounges rather than rushing a tight connection — Frankfurt during peak intra-European congestion can eat your buffer fast. Istanbul's business lounge, meanwhile, is worth arriving early for; it's cavernous and genuinely one of the best in the alliance world, making a 2-3 hour connection there feel like part of the trip rather than dead time.
Seasonality matters enormously on this route: January, February, March, October, and November consistently offer the softest business class fares, since Balkan leisure demand collapses outside summer and Sarajevo's ski season draws a different, budget-conscious crowd. Because pricing on this three-airline, multi-connection routing fluctuates unpredictably week to week, setting up automated fare alerts is genuinely the smartest move before committing to a booking.