Cover - shares	6 Months Ended
	Nov. 30, 2025	Jan. 14, 2026
Document Information [Line Items]
Document Type	10-Q
Document Quarterly Report	true
Document Transition Report	false
Entity Interactive Data Current	Yes
Amendment Flag	false
Document Period End Date	Nov. 30, 2025
Document Fiscal Year Focus	2026
Document Fiscal Period Focus	Q2
Entity Information [Line Items]
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 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 Incorporation, Date of Incorporation	Mar. 11, 2022
Entity Contact Personnel [Line Items]
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
Entity Phone Fax Numbers [Line Items]
City Area Code	(613)
Local Phone Number	866-1935
Entity Listings [Line Items]
Entity Common Stock, Shares Outstanding		44,252,749
Class A Ordinary Share, no par value
Entity Listings [Line Items]
Title of 12(b) Security	Class A Ordinary Share, no par value
Trading Symbol	HOVR
Security Exchange Name	NASDAQ
Warrants, each warrant exercisable for one Class A Ordinary Share at an exercise price of $11.50 per share
Entity Listings [Line Items]
Title of 12(b) Security	Warrants, each warrant exercisable for one Class A Ordinary Share at an exercise price of $11.50 per share
Trading Symbol	HOVRW
Security Exchange Name	NASDAQ