The cheapest flight to Brussels you can get by boooking 10 days before departure.
The most popular airlines on the route Poznan - Brussels: LOT (LO), Lufthansa (LH), SAS (SK).
The cheapest flights you can book on the route Lawica (POZ) - Brussels Intl Airport (BRU).
There is no direct flight on the route from Poznan to Brussels
Il volo con scalo più breve dura 3h 45min.