United is revamping one of its most hated regional jets. It's adding first-class and bins that fit carry-ons: Meet the CRJ450.

United Airlines is revamping old regional planes with a refreshed premium-focused cabin with first class and closets. United Airlines United Airlines is upgrading its old CRJ200 regional jets with first-class seating and closets. It's also rebranding the plane as the "CRJ450," which will complement its bigger sister, the CRJ550. The revamp is part of United's broader push to capture premium revenue across its fleet. United Airlines is betting big on premium — even among its oldest and histo...