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ICAO Airline Code - O

The ICAO airline designator is a three-letter designation code assigned by the International Civil Aviation Organization (ICAO) to aircraft operating agencies, aeronautical authorities and services. This page lists three-letter codes beginning with the letter O.
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ICAO code

| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
ICAO code IATA code AWB prefix Airline name Base airport Country Start
OAE OY - Omni Air International Oklahoma City (OKC) USA 1993
OAJ - - Avcon Jet Vienna (VIE) Austria 2008
OAL OA 050 Olympic Air Athens (ATH) Greece 2009
OAV OC - Omni Aviacao e Tecnologia Lisbon (LIS) Portugal 1988
OAV OC - PGA Express Cascais (LPCS) Portugal 2001
OAW 2L - Helvetic Airways Zurich (ZRH) Switzerland 2002
OCA R7 717 ASERCA Airlines Valencia (VLN) Venezuela 1991
ODS 5K 654 Odessa Airlines Odessa (ODS) Ukraine 1996
OEA OX - Orient Thai Airlines Bangkok (DMK) Thailand 1995
OHY 8Q 066 Onur Air Istanbul (IST) Turkey 1992
OKA BK 866 Okay Airlines Tianjin (TSN) China - PRC 2005
OLA OF - Overland Airways Lagos (LOS) Nigeria 2001
OLC AS - Solar Cargo Valencia (VLN) Venezuela
OLY - - Olympus Airways Athens (ATH) Greece 2015
OMA WY 910 Oman Air Muscat (MCT) Oman 1993
OMF - - Omniflys Guadelajara (GDL) Mexico 1992
ONE O6 247 Avianca Brazil Rio de Janeiro (SDU) Brazil 1998
ONS - - One Airlines Santiago (SCL) Chile 2013
ONX OG - Air Onix Airlines Simferopol (SIP) Ukraine 2012
ORB R2 291 Orenair Orenburg (REN) Russia 1992
ORH - - Orsha Air Minsk (MSQ) Belarus 2000
ORZ - - Zolrex Air Transport Zaragoza (ZAZ) Spain 1996
OSB - - Osab Air Mogadishu Somalia 2009
OST 2D - Alania Airlines Vladikavkaz Russia 1995
OTF - - Orange2Fly Athens (ATH) Greece 2016
OTL YG - South Airlines Kiev-Zhuliany Ukraine 1999
OVA UX 996 Air Europa Palma (PMI) Spain 2016