NEW DELHI: SpiceJet on Saturday cancelled its flight from Delhi to Darbhanga, triggering protests by passengers at IGI airport. A video of passengers protesting and shouting slogans at the airport was shared on social media. In a statement, an airline spokesperson said its flight SG 495 from Delhi to Darbhanga was cancelled due to unforeseen operational reasons and apologised for the inconvenience caused.The airline has offered passengers the option of a full refund or alternative flight arrangements to Darbhanga on the following day.