No. Airport name City IATA ICAO Country
1 Ouani Ouani AJN FMCV
2 Ohio University Athens ATO ATO*
3 Outagamie County Appleton ATW KATW
4 Orio al Serio Bergamo BGY LIME
5 Oro Negro Cabimas CBS SVON
6 Oconee County Clemson CEU KCEU
7 Outlaw Field Clarksville CKV KCKV
8 Obbia Obbia CMO HCMO
9 Owens Field Columbia CUB KCUB
10 Orcas Island Eastsound ESD ESD*
11 Otis AFB Falmouth FMH KFMH
12 Owando Owando FTX FCOO
13 Owen Roberts International Grand Cayman GCM MWCR
14 Otsego County Gaylord GLR KGLR
15 Obukhovo Grodno GNA UMMG
16 Ohio County Wheeling HLG KHLG
17 Oued Irara Hassi Messaoud HME DAUH
18 OR Tambo Intl, Johannesburg Johannesburg JNB FAOR
19 Odienne Odienne KEO DIOD
20 Orkney Island Kirkwall KOI EGPA
21 Olga Bay SPB Olga Bay KOY KOY*
22 Ouzinkie SPB Ouzinkie KOZ KOZ*
23 Orchid Island Lanyu KYD RCLY
24 Octeville Le Havre LEH LFOH
25 Orlando International Orlando MCO KMCO
26 Orange County Montgomery MGJ KMGJ
27 Orlando Melbourne International Airport Melbourne MLB KMLB
28 Orestes Acosta Moa MOA MUMO
29 Olf Usn Whitehouse NEN KNEN
30 Oakland International Airport Oakland OAK KOAK
31 Oamaru Oamaru OAM NZOU
32 Olanchito Olanchito OAN MHOA
33 Oban Oban OBA OBA*
34 Obock Obock OBC HDOB
35 Obano Obano OBD OBD*
36 Oberpfaffenhofen Munich OBF EDMO
37 Obidos Obidos OBI SNTI
38 Oban Airport Oban OBN EGEO
39 Obihiro Obihiro OBO RJCB
40 Oakland/Coliseum Stat Oakland, MD OBT OBT*
41 Obo Obo OBX OBX*
42 Ocean Reef Ocean Reef OCA OCA*
43 Ocala International-Jim Taylor Field Ocala OCF KOCF
44 Oceanic Oceanic OCI OCI*
45 Ouadda Ouadda ODA FEFW
46 Oodnadatta Oodnadatta ODD YOOD
47 Ouanda Djalle Ouanda Djalle ODJ FEGO
48 Ord River Ord River ODR YORV
49 Odessa International Odessa ODS UKOO
50 Oak Harbor Oak Harbor ODW ODW*
51 Oudomsay Oudomxay ODY VLOS
52 Oneal Vincennes OEA KOEA
53 Ocussi Ocussi OEC WPOC
54 Oakley Municipal airport Oakley OEL KOEL
55 Ornskoldsvik Ornskoldsvik OER ESNO
56 Ouango Fitini Ouango Fitini OFI DIOF
57 Olafsfjordur Olafsfjordur OFJ BIOF
58 Ofu Ofu OFU OFU*
59 Ogeranang Ogeranang OGE OGE*
60 Ogle Ogle OGL SYGO
61 Ogdensburg Ogdensburg OGS KOGS
62 Ongava Game Reserve Ongava Game Reserve OGV OGV*
63 Ohrid Ohrid OHD LWOH
64 Oshakati Oshakati OHI FYOS
65 Okhotsk Okhotsk OHO UHOO
66 Ourilandia Ourilandia OIA OIA*
67 Oshima Oshima OIM RJTO
68 Okushiri Okushiri Island OIR RJEO
69 Oita Oita OIT RJFO
70 Okadama Sapporo OKD RJCO
71 Okino Erabu Okino Isl OKE RJKB
72 Okaukuejo Okaukuejo OKF FYOO
73 Okoyo Okoyo OKG OKG*
74 Oki Island Oki-Gunto Isl OKI RJNO
75 Okayama Okayama OKJ RJOB
76 Oksibil Oksibil OKL WAJO
77 Okmulgee Okmulgee OKM KOKM
78 Okondja Okondja OKN FOGQ
79 Oksapmin Oksapmin OKP OKP*
80 Okaba Okaba OKQ WAKO
81 Oshkosh Oshkosh OKS KOKS
82 Oktiabrskij Oktiabrskij OKT UWUK
83 Okao Okao OKV OKV*
84 Oakey Oakey OKY YBOK
85 Orland Brekstad OLA ENOL
86 Old Town Old Town OLD OLD*
87 Old Harbor SPB Old Harbor OLH OLH*
88 Olpoi Olpoi OLJ NVSZ
89 Olympia Olympia OLM KOLM
90 Olomouc Olomouc OLO LKOL
91 Olympic Dam Olympic Dam OLP YOLD
92 Olsobip Olsobip OLQ OLQ*
93 Olive Branch Arpt Olive Branch OLV KOLV
94 Olney-Noble Olney-Noble OLY KOLY
95 Omboue Omboue OMB FOOH
96 Ormoc Ormoc OMC RPVO
97 Oranjemund Oranjemund OMD FYOG
98 Omega Omega OMG FYOE
99 Omidieh Omidiyeh OMI OIAJ
100 Omura Omura OMJ OMJ*