Originally Posted by WineCountryUA

But given all that, UA just "United Next", UA announces purchase of 200 Boeing 737 Max and 70 Airbus A321 Neo. The CAPEX budget is well commitment for many years into the future

Additionally, Airbus and RR (for the engines) are not likely to release UA from their commitment to buy Boeing / GE. And adding more fleet variants is not the way UA is going, it is looking to simplify its fleet.

And finally, 777X has been continuously slipping schedule. The latest bing FAA concerns with the aircraft. So between that and post-COVID traffic levels many carriers are backing off from 777X