Studio Albums:
- Saga – Released in April 1978.
- Images at Twilight – Released in May 1979.
- Silent Knight – Released in December 1980.
- Worlds Apart – Released in October 1981.
- Heads or Tales – Released in November 1983.
- Behaviour – Released in April 1985.
- Wildest Dreams – Released in March 1987.
- The Beginner’s Guide to Throwing Shapes – Released in May 1989.
- Security of Illusion – Released in March 1993.
- Steel Umbrellas – Released in July 1994.
- Generation 13 – Released in March 1995.
- Pleasure & the Pain – Released in February 1997.
- Full Circle – Released in November 1999.
- House of Cards – Released in May 2001.
- Marathon – Released in October 2003.
- Trust – Released in May 2006.
- 10,000 Days – Released in January 2007.
- The Human Condition – Released in May 2009.
- 20/20 – Released in July 2012.
- Sagacity – Released in June 2014.
Live Albums, Compilation Albums, and Other Releases:
- In Transit (Live Album) – Released in 1982.
- The Works (Compilation Album) – Released in 1991.
- The Security of Illusion (Live Album) – Released in 1996.
- Phase 1 (Compilation Album) – Released in 2002.
- The Chapters Live (Live Album) – Released in 2005.
- Remember When – The Very Best of Saga (Compilation Album) – Released in 2006.
- Contact – Live in Munich (Live Album) – Released in 2009.
- Spin It Again! Live in Munich (Live Album) – Released in 2013.
- Best of Saga: Now & Then – The Collection (Compilation Album) – Released in 2019.