Nuremberg's modest airport has no direct widebody service from the United States, which means anyone booking business class from Washington Dulles to Nuremberg is really booking a connection—and after logging this itinerary more times than I can count, I can say the Frankfurt or Munich routing via Lufthansa is the cleanest way to do it. United and Lufthansa codeshare extensively on this corridor thanks to their joint venture, and Delta's partnership with Virgin Atlantic and Air France-KLM opens a Paris or Amsterdam alternative, but the Star Alliance path through Frankfurt remains the most reliable for tight connections into NUE's small regional terminal.
The best hard-product experience on the transatlantic leg is Lufthansa's Allegris business class, now rolling out on select 787 and A350 aircraft, with a true door and improved bedding over the older long-haul business seat—worth checking your aircraft type at booking since the fleet rollout is still uneven. United flies its Polaris seats out of Dulles nonstop to Frankfurt or Munich, a solid alternative with reverse-herringbone privacy and Dulles's own Polaris lounge, one of the better business lounges in the American system, ideal for a pre-flight reset before eight-plus hours in the air. My insider tip: book the Frankfurt connection with at least 90 minutes of buffer, then use the short Lufthansa or Deutsche Bahn-coordinated regional flight or high-speed rail link onward to Nuremberg—train transfers from Frankfurt Airport's own station are often smoother than the puddle-jumper flight, especially during winter fog delays common in Bavaria.
Deal-wise, this route rewards patience over spontaneity. January, February, and March, along with October and November, consistently bring softer business class fares as leisure demand dips and Lufthansa adjusts capacity ahead of Nuremberg's toy fair and Christmas market seasons. Because pricing on this connection swings with fuel surcharges and joint-venture fare filing more than most transatlantic routes, setting continuous fare alerts for Washington Dulles to Nuremberg business class itineraries is the smartest way to catch a rare dip before it disappears.