The Top 10 Largest American Airports by Size
Rank Airport City State Size (Hectares)
01 Denver International Airport Denver Colorado 13,571
02 Dallas/Fort Worth International Airport Dallas Texas 6,963
03 Orlando International Airport Orlando Florida 5,383
04 Washington Dulles International Airport Washington, D.C. N/A 4,856
05 George Bush Intercontinental Airport Houston Texas 4,451
06 O'Hare International Airport Chicago Illinois 2,913
07 Salt Lake City International Airport Salt Lake City Utah 2,830
08 John F. Kennedy International Airport New York New York 1,995
09 San Francisco International Airport San Francisco California 1,982
10 Detroit Metropolitan Airport Detroit Michigan 1,960
The Top 10 Busiest American Airports by Passenger Numbers
Rank Airport   City State Passengers in 2017
01 Hartsfield–Jackson Atlanta International Airport Atlanta Georgia 50,251,962
02 Los Angeles International Airport Los Angeles California 41,232,416
03 O'Hare International Airport Chicago Illinois 38,593,028
04 Dallas/Fort Worth International Airport Dallas Texas 31,861,933
05 Denver International Airport Denver Colorado 29,809,091
06 John F. Kennedy International Airport New York New York 29,533,154
07 San Francisco International Airport San Francisco California 26,900,016
08 McCarran International Airport Las Vegas Nevada 22,833,267
09 Seattle–Tacoma International Airport Seattle Washington 21,887,110
10 Charlotte Douglas International Airport  Charlotte North Carolina 22,011,225
The Top Major Airlines in the U.S.
Rank Airport Employees in 2017 Headquarter City State Revenue in 2017
01 American Airlines 122,300 Fort Worth Texas 42.20 billions
02 United Airlines 88,000 Chicago Illinois 37.74 billions
03 Delta Air Lines 86,564 Atlanta Georgia 41.24 billions
04 Southwest Airlines 57,674 Dallas Texas 21.17 billions
05 Alaska Airlines 21,561 Seattle Washington 0.93 billions
06 JetBlue Airways 21,000 New York City New York 7.01 billions
07 Spirit Airlines 6,795 Miramar Florida 2.64 billions
08 Hawaiian Airlines 6,600 Honolulu Hawaii 2.69 billions
09 Allegiant Air 4,000 Las Vegas Nevada 1.50 billions
10 Sun Country Airlines 1,800 Eagan Minnesota 0.58 billions
11 Frontier Airlines 800 Denver Colorado 1.85 billions
Sources:
1) https://www.worldatlas.com
2) https://www.world-airport-codes.com