Carving out a premium routing between Buffalo and the Tri-City region of Poland requires patience, since no carrier flies nonstop on this city pair—but business class from Buffalo to Gdansk is entirely achievable with one well-chosen connection, and the total journey time typically runs close to twelve hours including a layover, against a pure air time of roughly nine hours once you're airborne on the transatlantic leg. Delta routes travelers through JFK or Boston into its European gateways, often using Delta One suites with sliding privacy doors on widebody aircraft before a same-alliance or codeshare handoff toward Gdansk. United tends to funnel BUF passengers through Newark, where its Polaris cabin—lie-flat seats with dedicated aisle access on 767 and 777 aircraft—offers a comfortable long-haul stretch before a shorter connection. LOT Polish Airlines, the most logical final-leg carrier given its Warsaw hub, operates Business Class on its Dreamliner and 737 fleet, and connecting through Warsaw Chopin is often smoother than funneling through Frankfurt or Amsterdam, since LOT's domestic-style hop to Gdansk avoids re-clearing security in a third country.
Having flown this corridor several times, my strongest recommendation is to route via Newark on United rather than JFK on Delta whenever schedules allow, simply because Newark's connection times to European Polaris departures tend to be more forgiving for Buffalo originators catching an early regional flight. A lesser-known trick: booking the BUF–EWR or BUF–JFK positioning segment as a separate ticket in the same cabin class can sometimes unlock better award availability on the transatlantic leg, since domestic saver space and international business awards are inventoried independently.
Deal-hunters should target January, February, March, October, and November, when Baltic-bound demand softens and premium award space opens up two to four weeks before departure. Given how much fare and award availability fluctuates on this three-carrier route, setting up automated price and award alerts is the smartest way to catch a rare release before it disappears.