All Airports of
- Aalborg
- Country: Denmark
- Rating:
- Olsztyn-Mazury
- Country: Poland
- International airport serving Masuria region in northern Poland
- Rating:
- Omsk Tsentralny
- Country: Russia
- International airport serving Omsk in western Siberia
- Rating:
- Ontario International
- Country: United States
- Small international airport east of Los Angeles serving the San Bernardino and Riverside areas
- Rating:
- Orange County John Wayne
- Country: United States
- International airport in Orange County, California
- Rating:
- Ordos Ejin Horo
- Country: China
- International airport serving Ordos City in China's Inner Mongolia Autonomous Region
- Rating:
- Orenburg
- Country: Russia
- International airport of Orenburg in South Ural region
- Rating:
- Orlando International
- Country: United States
- Major airport in the city of Orlando
- Rating:
- Orlando Sanford International
- Country: United States
- One of the thirty busiest airports in the world
- Rating:
- Orsk
- Country: Russia
- Regional airport serving Orsk in South Ural region
- Rating:
- Aarhus
- Country: Denmark
- Small international airport serving Aarhus
- Rating:
- Osaka International
- Country: Japan
- Primary domestic airport for the Kansai region of Japan, also called as Itami Airport
- Rating:
- Osaka Kansai International
- Country: Japan
- Main international airport for the Kansai region of Japan
- Rating:
- Osijek
- Country: Croatia
- International airport serving Osijek in eastern Croatia
- Rating:
- Oslo Gardermoen
- Country: Norway
- Main international airport in Norway
- Rating:
- Ostend-Bruges International
- Country: Belgium
- International airport in western Belgium, handling holiday charter flights
- Rating:
- Austin Bergstrom International
- Country: United States
- International airport serving Austin in Texas
- Rating:
- Ostrava Leos Janacek
- Country: Czech Republic
- International airport serving Ostrava northern Moravia, formerly Mosnov Airport
- Rating:
- Isle Of Man
- Country: United Kingdom
- Main civilian airport of the Isle of Man, also known as Ronaldsway Airport
- Rating:
- Phi Phi Island
- Country: Thailand
- Regional airport in Phi Phi Island
- Rating:
- Ottawa Macdonald-Cartier International
- Country: Canada
- International airport serving the capital of Canada
- Rating:
- Okha
- Country: Russia
- Regional airport serving Okha in the north of Sakhalin island
- Rating:
- Ohrid St. Paul the Apostle
- Country: Macedonia
- International airport serving the Lake Ohrid area
- Rating:
- Ocho Rios Ian Fleming International
- Country: Jamaica
- Small international airport in northern Jamaica, previously Boscobel Aerodrome
- Rating:
- Osh
- Country: Kyrgyzstan
- International airport serving the second largest city of Kyrgyzstan
- Rating:
- Pavlodar
- Country: Kazakhstan
- Small international airport of Pavlodar in northern Kazakhstan
- Rating:
- Pago Pago International
- Country: American Samoa
- Main airport of American Samoa, also known as Tafuna Airport
- Rating:
- Paderborn Lippstadt
- Country: Germany
- International airport serving Ostwestfalen-Lippe region in the federal state North Rhine-Westphalia
- Rating:
- Palanga
- Country: Lithuania
- International airport in western Lithuania
- Rating:
- Palermo
- Country: Italy
- Main airport in Sicily, also known as Falcone-Borsellino Airport and Punta Raisi Airport
- Rating:
- Palma de Mallorca
- Country: Spain
- International airport serving the island of Majorca, also known as Son Sant Joan Airport
- Rating:
- Panama City Marcos A. Gelabert International
- Country: Panama
- Regional airport at the Panama City, former name - Paitilla Airport
- Rating:
- Panama City Tocumen International
- Country: Panama
- Primary international airport of Panama
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- Papeete Faa'a International
- Country: French Polynesia
- Only international airport in French Polynesia
- Rating:
- Paramaribo Zorg En Hoop
- Country: Suriname
- Small regional airport of Paramaribo
- Rating:
- Paramaribo Johan Adolf Pengel International
- Country: Suriname
- Main international gateway of Suriname, also known as Paramaribo-Zanderij International Airport
- Rating:
- Pardubice
- Country: Czech Republic
- Military airport permitted to handle international civil air traffic
- Rating:
- Paris Beauvais Tille
- Country: France
- Low-cost airport serving the capital of France
- Rating:
- Paris Vatry
- Country: France
- Former military airport in northeastern France is currently used for international charters
- Rating:
- Paris Le Bourget
- Country: France
- First commercial airport in Paris, currently used for business and general aviation
- Rating:
- Paris Orly
- Country: France
- Busiest French airport for domestic traffic
- Rating:
- Paris Charles de Gaulle
- Country: France
- Main international airport in France, also known as Roissy Airport
- Rating:
- Paro
- Country: Bhutan
- Main international airport in Bhutan
- Rating:
- Paros National
- Country: Greece
- Regional airport serving the Cyclades islands region
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- Patras Araxos
- Country: Greece
- International airport serving the western part of the Peloponnese region
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- Pattaya
- Country: Thailand
- Joint civil–military public airport serving Rayong and Pattaya cities in Thailand
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- Patos De Minas
- Country: Brazil
- Regional airport serving airport serving Patos de Minas in central Brazil
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- Paphos International
- Country: Cyprus
- Airport serving western part of Cyprus
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- Pevek
- Country: Russia
- Small airport in north-eastern Russia
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- Pekanbaru Sultan Syarif Qasim II International
- Country: Indonesia
- International airport serving Pekanbaru
- Rating: