The past 12 months have been an unpredictable time for airlines, with multiple global issues impacting the aviation industry, such as Russia’s invasion of Ukraine resulting in overflight bans, the removal of most travel restrictions, China ending inbound quarantine, Boeing’s 737 MAX delivery catch ups, and more questions about the future of two new versions of the 737 MAX.

(SOURCE) https://www.cnn.com/travel/article/aviation-lookahead-2023/index.html