v3.26.1
Cover Page - shares
 6 Months Ended
Jun. 30, 2026
Jul. 28, 2026
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2026  
Document Transition Report false  
Entity File Number 001-43236  
Entity Registrant Name Madison Air Solutions Corporation  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 41-2529345  
Entity Address, Address Line One 444 West Lake Street  
Entity Address, Address Line Two Suite 4460  
Entity Address, City or Town Chicago  
Entity Address, State or Province IL  
Entity Address, Postal Zip Code 60606  
City Area Code 312  
Local Phone Number 262-6374  
Title of 12(b) Security Class A common stock, par value $0.0000001  
Trading Symbol MAIR  
Security Exchange Name NYSE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Amendment Flag false  
Document Fiscal Year Focus 2026  
Current Fiscal Year End Date --12-31  
Document Fiscal Period Focus Q2  
Entity Central Index Key 0002098430  
Class A Common Stock    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   177,342,753
Class B Common Stock    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   324,379,859