The plane, however, made a safe landing at the Tribhuvan International Airport, the Jet Airways said.
There was a minor fire in one of the engines of the Boeing 737 when it was about land at the Kathmandu airport, officials said.
The aircraft with flight number 9W268 was hit by a bird near Imadole area of Lalitpur minutes before landing, Kathmandu airport's manager Birendra Shrestha said.
However, the fire was immediately brought under control on landing and all passengers were evacuated safely, officials said.
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According to Shrestha, an engineering team from Jet Airways were inspecting the plane's condition.
"Once they certify it is safe, we will allow it to fly back," he told reporters.
"Jet Airways flight 9W 268 Mumbai to Kathmandu B737 experienced a bird ingestion on approach and continued the flight with an uneventful and safe landing at Kathmandu," the airline said in a statement.