Celta secured themselves second spot behind local rivals Deportivo La Coruna in the Segunda Division standings after drawing 0-0 at home to Cordoba while third-place Real Valladolid lost at home to Guadalajara.
The Pontevedra-based outfit, having missed out in the promotion play-offs last season, were relegated from the top flight on the final day of the 2006/07 season despite winning their final three games.
The final promotion spot behind champions Depor and Celta will be taken by one of Valladolid, Alcorcon, Hercules or Cordoba, with those four clubs now going into the play-offs.
Racing Santander, Sporting Gijon and Villarreal were the three teams relegated from the Primera Division.
England will debut their new away jersey against Brazil at the Maracana Stadium on Sunday. Get in the Gear
The Nike Hypervenom is the latest cleat silo from Nike. It will change your game and is worn by the game's top players.
Jamaica is in need of a win against the U.S. Get the jersey of the Reggae Boyz.
Barcelona will wear this new home soccer jersey next season. They also have a new away jersey. Get them both.
Manchester City will try and win back the Premier League title with this new soccer jersey from Nike!
The USA will wear their blue away jersey against Jamaica in their World Cup qualifier on Friday night.
Neymar's move from Santos to Barcelona is no doubt the biggest summer transfer.
Support the USA national team with an official 2013 Centennial soccer jersey from Nike. Its Official.
The hoop soccer jersey is classic and cool. The USA hooped jersey is perfect for every fan. Get in the Gear.
The adidas Nitrocharge is the most talked about new cleat in years. It was released on May 15 and will take your pitch by storm.