2005–06 RC Celta de Vigo season

The 2005–06 Celta de Vigo season was the club's 82nd season in its history, and its first participating in La Liga, the first tier of Spanish football, since 2003–04, having been promoted from the Segunda División the previous season. Los Celestes enjoyed a successful return to the top flight, finishing the season in 6th place and qualifying for the first round of the 2006–07 UEFA Cup. Celta also participated in the Copa del Rey, reaching the round of 16 before being eliminated on away goals by Real Betis.

First team squad
Source:

Copa del Rey
''Real Betis 1–1 Celta Vigo on aggregate. Real Betis won on away goals.