[6] Operations started on 6 February 2003 with a single Dornier 228; a second aircraft was added in April 2003.

[7] In August 2014, the Civil Aviation Authority of Nepal barred the airline from carrying passengers due to safety concerns and failing to meet international standards.

The airline was allowed to continue operating cargo flights.

[9] In 2016, the airline was sold to Biratnagar-based Agrawal Group for NPRs 550,000,000.

[10] In 2017, Sita Air bought two more Dornier 228 aircraft from Simrik Airlines.