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