Document And Entity Information - shares	6 Months Ended
	Sep. 30, 2019	Nov. 06, 2019
Document And Entity Information [Abstract]
Document Type	10-Q
Entity Registrant Name	Air T, Inc.
Entity Current Reporting Status	Yes
Entity Common Stock, Shares Outstanding (in shares)		3,023,805
Entity Central Index Key	0000353184
Current Fiscal Year End Date	--03-31
Entity Filer Category	Non-accelerated Filer
Entity Shell Company	false
Entity Emerging Growth Company	false
Entity Small Business	true
Document Period End Date	Sep. 30, 2019
Document Fiscal Year Focus	2020
Document Fiscal Period Focus	Q2
Amendment Flag	false