Along with abstract and impressionistic landscapes she composed three paintings series: a landscape group entitled the Hill Series; an interior-based group of paintings titled The House on Piccadilly Street; and a final group of large industrial landscapes entitled the Factory Series, completed in the mid-1970s.
Ondaatje's research on traditional Ontario quilt-making and design led to a large national touring exhibition of patchwork quilts (1974–76), and a documentary film.
Primarily a visual artist, Ondaatje also directed short documentary films and published books of photography.
The retrospective was curated by University of Toronto art historian Lora Senechal Carney.
[5] In 2021, Renée van der Avoird for the Art Gallery of Ontario curated an exhibition titled Kim Ondaatje: The House on Piccadilly Street, featuring a group of works, created between 1967 and 1969, depicting various scenes of the artist's Victorian house in London, Ontario, accompanied by a film by Ondaatje's grandson, Khyber Jones.