Hill'ffair NIT Hamirpur is the annual cultural festival of the National Institute of Technology (NIT) Hamirpur, celebrated since 1988. This three-day event takes place in late October or early November and showcases arts, culture, and competition against the backdrop of the scenic White Peak mountains in Himachal Pradesh. Hill'ffair features a variety of performances and national competitions, emphasizing cultural heritage and diverse talents from across India.

The festival includes a wide range of events such as dance choreographies, music concerts, dramatics, and creative skills competitions. Daytime activities offer fun events like Egg Throw, Treasure Hunt, and Tug of War, while nighttime events include Rose Dedication. Hill'ffair also engages students, faculty, and staff, with clubs organizing performances and games. The festival maintains an active online presence through various social media platforms and a dedicated app, fostering connectivity and engagement among participants.