v3.26.1
Cover - USD ($)
$ in Millions
 12 Months Ended
Mar. 31, 2026
Jul. 23, 2026
Sep. 30, 2025
Document Information [Line Items]      
Document Type 10-K    
Document Annual Report true    
Document Transition Report false    
Document Financial Statement Error Correction [Flag] false    
Entity Interactive Data Current Yes    
ICFR Auditor Attestation Flag false    
Amendment Flag false    
Document Period End Date Mar. 31, 2026    
Document Fiscal Year Focus 2026    
Document Fiscal Period Focus FY    
Documents Incorporated by Reference [Text Block]

List hereunder the following documents if incorporated by reference and the Part of the Form 10-K (e.g., Part I, Part II, etc.) into which the document is incorporated: (1) Any annual report to security holders; (2) Any proxy or information statement; and (3) Any annual report filed pursuant to Rule 424(b) or (c) under the Securities Act of 1933. The listed documents should be clearly described for identification purposes (e.g., annual report to security holders for fiscal year ended December 24, 1980). None.

    
Entity Information [Line Items]      
Entity Registrant Name Fly-E Group, Inc.    
Entity Central Index Key 0001975940    
Entity File Number 001-42122    
Entity Tax Identification Number 92-0981080    
Entity Incorporation, State or Country Code DE    
Current Fiscal Year End Date --03-31    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Shell Company false    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company true    
Entity Ex Transition Period false    
Entity Public Float     $ 20.2
Entity Contact Personnel [Line Items]      
Entity Address, Address Line One 136-40 39th Avenue    
Entity Address, Address Line Two Suite 202    
Entity Address, City or Town Flushing    
Entity Address, State or Province NY    
Entity Address, Postal Zip Code 11354    
Entity Phone Fax Numbers [Line Items]      
City Area Code (929)    
Local Phone Number 410-2770    
Entity Listings [Line Items]      
Title of 12(b) Security Common Stock, par value $0.01 per share    
Trading Symbol FLYE    
Security Exchange Name NASDAQ    
Entity Common Stock, Shares Outstanding   1,632,386