Despite being struggling Boeing's biggest customer, United Airlines' stock has doubled this year as it grows its international network, ... 31 Boeing 737 Maxs, ... including its first A321XLR in 2026.

The SAFO, issued this week, identified the potential issue on Boeing 737, 737 -600/-700,-800,-900,- 900ER(737NG) and 737-8, -8200, and -9 (737 Max) series airplanes, noting that the Collins ...