Ingen konvertering, men har ifølge Skyliner og Planespotters gått til 9 Air:
https://www.planespotters.net/airframe/boeing-737-800-b-220y-9-air/elzpgn
Boeing 737 -86N 41258 4393 B-220Y 9 Air delivery 14may21 TNA-BAR-HAK ex N477TN
https://www.planespotters.net/airframe/boeing-737-800-b-220y-9-air/elzpgn