Flights were grounded at Nepal's only international airport Sunday, after a bomb scare on an Indian aeroplane, officials said, DPA reported.
The Spice Jet aircraft was evacuated and flights were suspended for half an hour, according to the Civil Aviation Authority.
A Nepal Army bomb disposal squad was inspecting the plane.
Four Spice Jet staff were taken into custody for questioning.
Spice Jet is a low-cost Indian airline which operates two return flights between New Delhi and Kathmandu daily.
