v3.26.1
Cover - USD ($)
12 Months Ended
May 31, 2026
Jul. 16, 2026
Nov. 28, 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 May 31, 2026    
Document Fiscal Year Focus 2026    
Document Fiscal Period Focus FY    
Documents Incorporated by Reference [Text Block] None.    
Entity Registrant Name NEW HORIZON AIRCRAFT LTD.    
Entity Central Index Key 0001930021    
Entity File Number 001-41607    
Entity Tax Identification Number 98-1786743    
Entity Incorporation, State or Country Code A1    
Current Fiscal Year End Date --05-31    
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     $ 72,477,248
Entity Incorporation, Date of Incorporation Mar. 11, 2022    
Entity Address, Address Line One 3187 Highway 35    
Entity Address, City or Town Lindsay    
Entity Address, State or Province ON    
Entity Address, Postal Zip Code K9V 4R1    
City Area Code (613)    
Local Phone Number 866-1935    
Entity Common Stock, Shares Outstanding   66,825,837  
Class A Ordinary Shares, no par value      
Document Information [Line Items]      
Title of 12(b) Security Class A Ordinary Shares, no par value    
Trading Symbol HOVR    
Security Exchange Name NASDAQ    
Warrants, each warrant exercisable for one Class A Ordinary Shares at an exercise price of $11.50 per share      
Document Information [Line Items]      
Title of 12(b) Security Warrants, each warrant exercisable for one Class A Ordinary Shares at an exercise price of $11.50 per share    
Trading Symbol HOVRW    
Security Exchange Name NASDAQ