National Transportation Safety Board
- Alaska Airlines and United Airlines have canceled around 500 flights due to the 737 MAX 9 grounding.
- Although only 171 jets worldwide are affected, requiring an inspection before returning to service.
- The disruption likely won't be as severe as the previous 737 MAX grounding.
Friday's emergency landing of a Boeing 737 MAX 9 has seen around 500 flights canceled by Alaska Airlines and United Airlines, but the disruption probably isn't as bad as you might think.