{"airworthiness_class":"","airworthiness_date":"","airworthiness_ops":"","category":"conventional","cert_issue_date":"2026-03-27","city":"ST GEORGE","country_code":"US","county_code":"053","cruise_speed_mph":null,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"","engine_horsepower":null,"engine_maker":"","engine_model":"","engine_thrust_lb":null,"expiration_date":"2033-03-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"airliners","kit_mfr":"","kit_model":"","last_action_date":"2026-03-27","maker":"Embraer S A","maker_country":null,"maker_raw":"EMBRAER S A","maker_segment":null,"mfr_mdl_code":"3260415","mode_s_code":"51224174","mode_s_hex":"A5287C","model":"ERJ 170-200 LR","n_number":"N431SY","name":"SKYWEST AIRLINES INC","ntsb_checked":true,"ntsb_records":[],"num_engines":2,"other_names":"","plain_english":"N431SY is an Embraer S A ERJ 170-200 LR, a fixed-wing airplane with more than one motor with turbofan engines. It has 88 seats. It is registered to Skywest Airlines INC, a corporation in St George, Utah. The registration is valid: it was issued on March 27, 2026 and expires on March 31, 2033. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.","records_check":[{"finding":"Valid registration to Skywest Airlines INC, a corporation, certificate issued March 27, 2026, expires March 31, 2033. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"No airworthiness certificate is on file. Usual for a newly registered aircraft, a project, or an aircraft that has not flown since a change of registration; ask for the certificate.","item":"Airworthiness certificate","source":1,"status":"ATTENTION"},{"finding":"No earlier tail number is recorded against serial 17001025 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"No other airframe has carried N431SY according to the deregistered file.","item":"Tail number reuse","source":2,"status":"CLEAR"},{"finding":"No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file.","item":"Recent registry documents","source":3,"status":"NOTE"},{"finding":"No NTSB investigation records located under N431SY. CLEAR means the query ran and returned nothing, not that nothing ever happened.","item":"Accident and incident record","source":4,"status":"CLEAR"},{"finding":"These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.","item":"Title chain, liens and 337 forms","source":null,"status":"PENDING"},{"finding":"AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.","item":"Airworthiness directives and utilization","source":null,"status":"PENDING"}],"records_check_sources":[{"n":1,"name":"FAA Releasable Aircraft Database, master file","url":"https://registry.faa.gov/"},{"n":2,"name":"FAA deregistered aircraft file (part of the same download)","url":"https://registry.faa.gov/"},{"n":3,"name":"FAA document index: registry documents received in recent weeks","url":"https://registry.faa.gov/"},{"n":4,"name":"NTSB aviation accident database (CAROL)","url":"https://data.ntsb.gov/carol-main-public/basic-search"}],"region":"Northwest Mountain","region_code":"S","registrant_type":"Corporation","registrant_type_code":"3","seats":88,"serial_number":"17001025","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"UT","status":"Valid registration","status_code":"V","status_short":"Valid","street":"444 S RIVER RD","street2":"","type_aircraft":"Fixed-wing, multi-engine","type_aircraft_code":"5","type_engine":"Turbofan","type_engine_code":"5","unique_id":"01546284","url":"https://eflight.com/aircraft/N431SY","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":null,"zip":"847902085"}