Cover Page	6 Months Ended
	Jun. 30, 2022 shares
Entity Listings [Line Items]
Document Type	10-Q
Document Quarterly Report	true
Document period end date	Jun. 30, 2022
Document Transition Report	false
Entity File Number	1-8974
Entity registrant name	Honeywell International Inc
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	22-2640650
Entity Address, Address Line One	855 South Mint Street
Entity Address, City or Town	Charlotte,
Entity Address, State or Province	NC
Entity Address, Postal Zip Code	28202
City Area Code	(704)
Local Phone Number	627-6200
Entity current reporting status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding	673,692,317
Document Fiscal Year Focus	2022
Document Fiscal Period Focus	Q2
Amendment Flag	false
Entity Central Index Key	0000773840
Current Fiscal Year End Date	--12-31
Common stock, par value
Entity Listings [Line Items]
Title of each class	Common Stock, par value $1 per share*
Trading Symbol(s)	HON
Name of each exchange on which registered	NASDAQ
1.300% Senior Notes due 2023
Entity Listings [Line Items]
Title of each class	1.300% Senior Notes due 2023
Trading Symbol(s)	HON 23A
Name of each exchange on which registered	NASDAQ
0.000% Senior Notes due 2024
Entity Listings [Line Items]
Title of each class	0.000% Senior Notes due 2024
Trading Symbol(s)	HON 24A
Name of each exchange on which registered	NASDAQ
2.250% Senior Notes due 2028
Entity Listings [Line Items]
Title of each class	2.250% Senior Notes due 2028
Trading Symbol(s)	HON 28A
Name of each exchange on which registered	NASDAQ
0.750% Senior Notes due 2032
Entity Listings [Line Items]
Title of each class	0.750% Senior Notes due 2032
Trading Symbol(s)	HON 32
Name of each exchange on which registered	NASDAQ