100 Busiest U.S. Airport IATA Codes

For the 100 busiest U.S. airports, give the IATA code. Source: https://en.wikipedia.org/wiki/List_of_airports_in_the_United_States
ICAO codes accepted as well, but keep in mind that they might be different...
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Last updated: March 24, 2026
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First submittedMarch 15, 2026
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Rank
Airport Name
Answer
1
Chicago O'Hare International Airport
ORD
2
Hartsfield–Jackson Atlanta International Airport
ATL
3
Los Angeles International Airport
LAX
4
John F. Kennedy International Airport (New York)
JFK
5
Dallas Fort Worth International Airport
DFW
6
Denver International Airport
DEN
7
Harry Reid International Airport (Las Vegas)
LAS
8
Charlotte Douglas International Airport
CLT
9
Seattle–Tacoma International Airport
SEA
10
San Francisco International Airport
SFO
11
Newark Liberty International Airport
EWR
12
Chicago Midway International Airport
MDW
13
Gen. Edward Lawrence Logan International Airport (Boston)
BOS
14
Orlando International Airport
MCO
15
Phoenix Sky Harbor International Airport
PHX
16
Minneapolis–Saint Paul International Airport
MSP
17
Miami International Airport
MIA
18
George Bush Intercontinental/Houston Airport
IAH
19
Detroit Metro Wayne County Airport
DTW
20
LaGuardia Airport (New York)
LGA
21
Fort Lauderdale–Hollywood International Airport
FLL
22
Philadelphia International Airport
PHL
23
San Diego International Airport
SAN
24
Dulles International Airport (Washington)
IAD
25
Ronald Reagan Washington National Airport
DCA
26
Baltimore/Washington International Airport
BWI
27
Salt Lake City International Airport
SLC
28
Daniel K. Inouye International Airport (Honolulu)
HNL
29
Tampa International Airport
TPA
30
Portland International Airport (Oregon)
PDX
31
Nashville International Airport
BNA
32
St. Louis Lambert International Airport
STL
33
Raleigh–Durham International Airport
RDU
34
Austin–Bergstrom International Airport
AUS
35
Louis Armstrong New Orleans International Airport
MSY
36
Luis Muñoz Marín International Airport (San Juan)
SJU
37
Dallas Love Field
DAL
38
Sacramento International Airport
SMF
39
San Jose Mineta International Airport
SJC
40
Kansas City International Airport
MCI
41
John Wayne Airport (Santa Ana)
SNA
42
William P. Hobby Airport (Houston)
HOU
43
Oakland San Francisco Bay Airport
OAK
44
Southwest Florida International Airport (Fort Myers)
RSW
45
Cleveland Hopkins International Airport
CLE
46
Pittsburgh International Airport
PIT
47
Indianapolis International Airport
IND
48
Cincinnati/Northern Kentucky International Airport
CVG
49
John Glenn Columbus International Airport
CMH
50
San Antonio International Airport
SAT
51
Kahului Airport (Maui)
OGG
52
Bradley International Airport (Hartford)
BDL
53
Ontario International Airport
ONT
54
Hollywood Burbank Airport
BUR
55
Milwaukee Mitchell International Airport
MKE
56
Albuquerque International Sunport
ABQ
57
Palm Beach International Airport
PBI
58
Buffalo Niagara International Airport
BUF
59
Eppley Airfield (Omaha)
OMA
60
Jacksonville International Airport
JAX
61
Reno/Tahoe International Airport
RNO
62
Memphis International Airport
MEM
63
Charleston International Airport (South Carolina)
CHS
64
Ted Stevens Anchorage International Airport
ANC
65
Rhode Island T. F. Green International Airport (Providence)
PVD
66
[IATA] Will Rogers International Airport (Oklahoma City)
OKC
67
Gerald R. Ford International Airport (Grand Rapids)
GRR
68
Richmond International Airport
RIC
69
Spokane International Airport
GEG
70
Boise Airport
BOI
71
Louisville Muhammad Ali International Airport
SDF
72
Norfolk International Airport
ORF
73
Long Beach Airport
LGB
74
Ellison Onizuka Kona International Airport at Keahole
KOA
75
Antonio B. Won Pat International Airport (Guam)
GUM
76
Lihue Airport (Kauai)
LIH
77
Palm Springs International Airport
PSP
78
Sarasota–Bradenton International Airport
SRQ
79
Tulsa International Airport
TUL
80
Albany International Airport
ALB
81
El Paso International Airport
ELP
82
Savannah/Hilton Head International Airport
SAV
83
Des Moines International Airport
DSM
84
Tucson International Airport
TUS
85
Frederick Douglass/Greater Rochester International Airport
ROC
86
Myrtle Beach International Airport
MYR
87
Fresno Yosemite International Airport
FAT
88
Orlando Sanford International Airport
SFB
89
Pensacola International Airport
PNS
90
Dane County Regional Airport (Madison)
MSN
91
Syracuse Hancock International Airport
SYR
92
Greenville–Spartanburg International Airport
GSP
93
Asheville Regional Airport
AVL
94
Birmingham–Shuttlesworth International Airport
BHM
95
McGhee Tyson Airport (Knoxville)
TYS
96
Portland International Jetport (Maine)
PWM
97
St. Pete–Clearwater International Airport
PIE
98
Destin–Fort Walton Beach Airport
VPS
99
City of Colorado Springs Municipal Airport
COS
100
Manchester–Boston Regional Airport
MHT
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