Aviation Premium Economy and Economy Plus seats are not the same — here is why Updated : June 28, 2019 01:23 PM IST Premium Economy can be equated with the older Business Class seats on long-haul flights. Economy Plus is usually sold as an add-on to economy and not as an upgrade from Economy. 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.