Omaha's Eppley Airfield doesn't offer a direct path to the heart of the European Union, which means every seasoned traveler booking business class from Omaha to Brussels needs to think strategically about connections. There is no nonstop option here — the routing invariably funnels through Delta's Atlanta or Detroit hub, United's Chicago O'Hare or Newark gateway, or American's Chicago or Philadelphia connection, with the transatlantic leg typically clocking in around nine hours once you're airborne from the East Coast. My preference after dozens of these itineraries is United through Chicago, primarily because their widebody aircraft on the ORD-BRU sector often features the Polaris business class seat, with its direct-aisle access and firm, all-suite privacy that makes a red-eye actually restorative. Delta's competing routing through Amsterdam or Paris (via joint venture partners, since Delta doesn't fly Omaha-BRU direct) can also work well if you're flexible on the European gateway, landing you into Brussels on a KLM or Air France regional hop.
The insider trick that frequent flyers on this corridor rarely share: booking the domestic Omaha-to-hub segment as a separate award or economy ticket, then upgrading only the transatlantic leg with miles, often yields better business class availability than searching the full itinerary as one fare class. This matters enormously on this route because Omaha's limited daily departures mean airlines protect premium inventory differently across connection points — Chicago and Newark tend to open business seats earlier than Atlanta. Once you land at Brussels Airport, clear customs quickly by heading to the priority lanes near Pier A, and if you have a few hours before your final destination, the Diamond Lounge is worth the detour for its Belgian waffle station and genuinely good coffee, a small but memorable touch after a long flight.
Deal-wise, January through March and again in October and November consistently produce the softest fares on this Midwest-to-Europe pairing, as business travel to Brussels' EU institutions dips outside peak conference seasons. Given how much these connecting itineraries fluctuate week to week, setting up automated fare alerts for the Omaha-Brussels business class route is the smartest way to catch these windows before they close.