Spälty started curling in 1992. She plays second for Mirjam Ott and is right-handed. She won the silver medal at the Winter Olympic Games 2006 in Torino with Mirjam Ott, Binia Beeli, Manuela Kormann, and Michele Moser. She is the youngest Curling Olympic medal winner in the world.
Since 2007 Spälty and Mirjam Ott have been playing for the Curling Club Davos with two other players. With this team Spälty won the bronze medal in 2006 at the Europeans in Basel,SUI and finished in fourth place at the 2007 European Curling Championships. In March 2008 they won the bronze medal at the 2008 Vernon World Championships.
Spälty has played in 86 Games at Junior Worlds, Worlds, Europeans and Olympic Games.
She is studying Sport science, Psychology and Education at the University of Berne.
|2002-03||Valeria Spälty||Jaqueline Greiner||Petra Feldmann||Ursina Punchera||2002 WJCC 5th place|
|2003-04||Valeria Spälty||Jaqueline Greiner||Petra Feldmann||Ursina Punchera|
|2004-05||Mirjam Ott||Binia Feltscher-Beeli||Valeria Spälty||Michele Moser||2004 Silver Europeans; 2005 7th Worlds; 2005 Olympic Trials Winner|
|2005-06||Mirjam Ott||Binia Feltscher-Beeli||Valeria Spälty||Michele Moser||2005 Silver Europeans; 2006 Silver Olympics; 2006 National Champion|
|2006-07||Mirjam Ott||Binia Feltscher-Beeli||Valeria Spälty||Janine Greiner||2006 Bronze Europeans|
|2007-08||Mirjam Ott||Carmen Shafer||Valeria Spälty||Janine Greiner||2007 4th Europeans; 2008 3rd Worlds; 2008 National Champion|
|2008-09||Mirjam Ott||Carmen Shafer||Valeria Spälty||Janine Greiner||2008 EUROPEAN CHAMPION; 2009 5th Worlds; 2009 National Champion|