-Bryan Mbeumo (ke Manchester United)
-Chrstian Noorgaard (ke Arsenal)
-Mark Flekken (ke Bayer Leverkusen)
-Ben Winterbottom (ke Barrow)
-Ji-soo Kim (ke FC Kaiserlautern)
-Ben Mee (habis kontrak)
-Josh Dasilva (habis kontrak)
Brighton
Masuk
-Charalampos Kostoulas (dari Olympiacos)
-Maxim De Cuyper (dari Club Brugge)
-Tom Watson (dari Sunderland)
-Diego Coppola (dari Hellas Verona)
-Do-young Yoon (dari Daejeon Hana Citizen)
-Oliver Boscagli (dari PSV Eindhoven)
Keluar
-Joao Pedro (ke Chelsea)
-Simon Adingra( ke Sunderland)
-Pervis Estupinan (ke AC Milan)