I reckon my trip to Bydgoszcz will cost less than £100(excluding diesel and parking at Luton)and it`s still available.
Wizzair from Luton to Poznan sat am 8.05 arr 11.10
airport bus to Poznan railway station
train to Bydgoszcz 14.42 arr 16.46
standing ticket at stadium(all seats sold)
return train at 01.01 arr 03.15
night bus to airport
Wizzair to Luton 6.10am arr 7.20
Flight £29 return incl card charge
stadium ticket £22
no hotel but what a night it could be especially if Gollob or Hampel is crowned champion !