Aviation SpiceJet Business Class: Will it work? Updated : April 26, 2019 05:35 PM IST The only thing to worry about is an aircraft swap. Planes can have issues and not fly, in which case, the fleet of SpiceJet is very diverse with various configurations. Once they sell business class seats, the passengers may have a problem being downgraded to a smaller seat if the same plane does not fly. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.