Busiest Airline Routes in the United States

Rank

Airline market

Passengers*

1	New York-Fort Lauderdale	3,885,000
2	New York-Orlando	3,277,000
3	New York-Chicago	2,861,000
4	New York-Los Angeles	2,747,000
5	New York-Atlanta	2,509,000
6	New York-Washington	1,922,000
7	New York-West Palm Beach	1,873,000
8	New York-San Francisco	1,821,000
9	New York-Las Vegas	1,817,000
10	New York-San Juan	1,809,000
11	Chicago-Las Vegas	1,712,000
12	Chicago-Los Angeles	1,692,000
13	Honolulu-Kahului, Maui	1,632,000
14	New York-Boston	1,625,000
15	New York-Tampa	1,614,000
16	Dallas/Fort Worth-Houston	1,543,000
17	Chicago-Orlando	1,374,000
18	Chicago-Phoenix	1,367,000
19	New York-Miami	1,365,000
20	New York-Dallas/Fort Worth	1,354,000
21	Los Angeles-Las Vegas	1,332,000
22	Atlanta-Washington	1,285,000
23	Los Angeles-Oakland	1,259,000
24	Chicago-Washington	1,253,000
25	Chicago-Atlanta	1,184,000
2004 data. Includes all commercial airports in a metropolitan area. *Outbound plus inbound passengers; does not include connecting passengers.
Source: Air Transport Association of America.