By fleet size

Passenger airlines

Rank	Airline	Fleet size	Notes
1	Delta Air Lines	701[11]
2	American Airlines	613[12]
3	Southwest Airlines	546[13]
4	United Airlines	396[14]
5	Continental Airlines	380[15]
6	US Airways	352[16]
7	Lufthansa	347[17]
8	Air Canada	334[18]
9	China Southern Airlines	299[19]
10	SkyWest Airlines	277[20]
11	Air France	256[21]	The fleet of the Air France-KLM group consists of 606 aircraft as of June 2009
12	ExpressJet Airlines	244[22]
13	Air China	234[23]
14	British Airways	230[24]
15	Japan Airlines	205[25]