April 6, 1926 marked the beginning of United Airlines’ with a Varney Air Lines airmail flight from Pasco, Washington to Boise Idaho. That was 90 years ago, and what United calls it’s first aviation first.

United released a press release this morning, to celebrate the airlines 90th birthday, and highlight many of the airlines aviation innovations. Including:

• 1955 – The first US airline to order jetliners.
• 1936 – Commercial Aviation’s first flight kitchen.
• A progressive maintenance program.
• 1960’s – live inflight television.
• The North American Launch customer for the 787 Dreamliner.
• The commercial use of sustainable aviation biofuel.

United Airlines also shared a video of their innovations:

h/t FB.