Domi 
4K
Ryanair (for the winglet in foreground)
B738 (foreground Ryanair winglet), C25A (background business jet, likely Cessna Citation CJ2/CJ3)
LCJ/EPLL
Boeing (winglet, foreground); Cessna (background business jet) Boeing 737-800 (winglet) and likely Cessna CitationJet CJ2 or CJ3
Spotted at Łódź Airport