This is a list of airlines that have operated the McDonnell Douglas MD-90.

Major airlines that have operated the MD-90 include Delta Air Lines, Saudi Arabian Airlines, Japan Airlines, and UNI Air.^[1]

Country	Airline	Photo	Number of aircraft	Notes	Source
	Air Aruba		3	Ceased operations in 2000	[2][3]
	AMC Airlines		5
	American Airlines		5	Formerly operated by Reno Air	[4]
	Aserca Airlines		1	Leased from Air Aruba	[2]
	Blue1		5	Leased from Scandinavian Airlines	[5]
	BritishJET		1	Leased from Hello
	China Eastern Airlines		9	Sold to Delta Air Lines	[6]
	China Northern Airlines		13	Merged with China Southern Airlines in 2003
	China Southern Airlines		13	Sold to Delta Air Lines
	Cyprus Turkish Airlines		2		[7]
	Delta Air Lines		78[a]	Launch customer and last operator	[8]
	EVA Air		7		[9]
	Great China Airlines		1	Rebranded as UNI Air in 1998
	Hello		6	Sold to Delta Air Lines	[10]
	Iceland Express		4	Leased from Hello
	Japan Airlines		16	Sold to Delta Air Lines	[11]
	Japan Air System		16	Merged with Japan Airlines in 2006
	Nordic Airways		2	Leased from Scandinavian Airlines	[12]
	Lion Air		5		[13]
	Saudia		29		[14]
	Scandinavian Airlines		8		[15]
	Turkish Airlines		2		[16]
	UNI Air		14		[17]

U.S. based start-up air carrier Pro Air ordered the MD-90 but did not operate the aircraft prior to ceasing operations and going out of business.^[18]

Alaska Airlines considered ordering the MD-90 but did not take delivery of the type or operate the aircraft and none were manufactured for the airline.^[19]