Inspiring commissions from a wide range of performers and ensembles, Sarah Bassingthwaighte has composed chamber music for every orchestral instrument, as well as electronic and electro-acoustic music. Her works have been premiered by Affinity, Scott Ligocki, Ann Cummings, Eric Rynes, Miho Takekawa, Idaho Chamber Players, J. Scott, among others. She has received awards from the Seattle Composers Salon and was a Brechemin Scholar.

| Piece | Instrumentation | Year |
| The Corruption of Tellus | soprano & chamber orch | 2008 |
| Echoes of the Ancients | 4 flutes | 2007 |
| Affinity V | chamber orch | 2006 |
| The Sun Lives for Only One Day | chamber orch | 2005 |
| Positions | 2 pianos | 2005 |
| Stochastikos | violin and piano | 2004 |
| Duet for Claire | 2 flutes | 2004 |
| Hushabye | sop, fl, vcl, pno | 2003 |
| Boise Septet | fl,2 vln, 2 vcl, harp, piano, perc | 2001 |
| Saha Viryam Karvavahai | fl, bass fl, vla, vcl, perc | 2001 |
| Namaste | sop, chamber orch | 2000 |
| Eleven Portraits | fl, vla, vcl, perc | 1999 |
| Eleven Portraits Suite | fl, vla, vcl, perc | 1999 |
| Ai Nasdrave | solo viola | 1999 |
| somewhere i have never travelled | soprano and chamber orch | 1998 |
| Pagliacci | woodwind quintet | 1997 |
| Farewell, Absinthe, and Return | 3 alto flutes | 1996 |
| Atavism II | computer-generated | 1996 |
| Atavism I | computer-generated | 1995 |
| Rat Thoughts | fl, electronic tape | 1994 |
| Can't Not Think in Words | flute choir | 1994 |
| Piano Trio I | vln, vcl, pno | 1993 |
| Entre Nous | fl, vln, vla, vcl | 1993 |
| Kill for Love | sop, fl | 1989 |
| Melodies | flute alone | 1987 |
| For My Sister | sop, piano | 1986 |
| Little Piece | piano | 1985 |
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