Boeing 737 MAX 9
167reported in service
Record dated Aug 24, 2026
Update pending review

This is taking longer than expected.
This is taking longer than expected.
Current mainline aircraft and partner-operated types—kept as separate counts.
Aircraft ranked by reported in-service count. Each record shows its source date where available; counts are not a live aircraft register.
167reported in service
Record dated Aug 24, 2026
Update pending review



72reported in service
Record dated Aug 24, 2026
Update pending review



48reported in service
Record dated Aug 24, 2026
Update pending review








13reported in service
Record dated Aug 24, 2026
Update pending review

12reported in service
Record dated Aug 24, 2026
Update pending review


Aircraft serving this airline through a regional brand, partner carrier or separately identified operating relationship.
30reported in service
30 via United Express
Record dated Aug 5, 2026

10reported in service
10 via United Express
Record dated Aug 5, 2026

Counts describe aircraft, not seat-map configurations. Partner-operated aircraft are separated from mainline totals, and an unknown partner count is never treated as zero. Order counts are withheld while the source data is revalidated.