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The New York metropolitan area has the busiest airport system in the United States. It is also the most frequently used port of entry and departure for international flights. In 2011, more than 104 million passengers used the airports under the auspices of the Port Authority of New York and New Jersey (PANYNJ). The number increased to 117 million in 2014.

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Aztec Municipal Airport is a public-use airport located two nautical miles northwest of the central business district of Aztec, in San Juan County, New Mexico, United States. It is a general aviation airport with no tower, fixed base operator (FBO), or commercial services, but which is popular among smaller light sport and general aviation aircraft doing cross country flights, where the airport serves as a GA-friendly waypoint, refueling stop, and overnight layover stop.

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The following active airports serve the area around Bala, Ontario, Canada:

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The following active airports serve the area around Bracebridge, Ontario, Canada:

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The following is a list of active airports that serve the area around Calgary, Alberta, Canada. Airports names in italics are part of the National Airports System.

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Chicago, Illinois is the third-largest city in the United States and a major transportation hub for the Midwest. The city is served by two major airports, and is the main freight rail hub of North America.

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The following active airports serve the Edmonton Metropolitan Region in Alberta, Canada. Airports names in italics are part of the National Airports System. Communities in parentheses indicates the airport is not in a community.

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The following active airports serve the area around Fergus, Ontario, Canada:

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The following active airports serve the area around Fort McMurray, Alberta, Canada:

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The following active airports serve the area around Fort Simpson, Northwest Territories, Canada:

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The following active airports serve the area around Lethbridge, Alberta, Canada:

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The following is a list of airports in the Los Angeles area.

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The following are active airports serving the Melbourne area.

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The following active airports serve the area around London, Ontario, Canada:

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This is a list of airports in the Greater Manila Area, the most populous urban agglomeration in the Philippines. Though there are several definitions over what comprises the area, for the purposes of this article the entire administrative region of Metro Manila and the surrounding provinces of Bataan, Batangas, Bulacan, Cavite, Laguna, Pampanga and Rizal are considered its components.

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The following active airports serve the area around Montreal, Quebec, Canada, lying underneath or immediately adjacent to Montreal's terminal control area:

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The following active airports serve the area around Ottawa, Ontario, Canada, lying under or adjacent to Ottawa's terminal control area:

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The following active airports serve the Parry Sound area of Ontario, Canada:

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The following active airports serve the Port Carling area of Ontario, Canada:

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The following active airports serve the area around Prince Rupert, British Columbia, Canada:

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The following active airports serve the area around Red Deer, Alberta, Canada:

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The following active airports serve the Sault Ste. Marie area of Ontario, Canada:

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The following active airports serve the Thunder Bay area of Ontario, Canada:

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The Greater Toronto Area (GTA) contains ten airports, eight heliports, and one water aerodrome. These aviation facilities are situated within and around Toronto and its neighbouring cities, serving airline passengers, regional air travel and commercial cargo transportation. Toronto Pearson International Airport, located mainly in Mississauga, is the busiest airport in Canada and hosts international travel with various airlines. Billy Bishop Toronto City Airport on the Toronto Islands is a regional airport, providing regular services to United States destinations. John C. Munro Hamilton International Airport in Hamilton is a base for low-cost carriers that fly domestic and transatlantic routes. Pearson, Bishop, and Hamilton combined served over 53 million passengers in 2018, making Toronto the world's 31st busiest city airport system in the world.

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The following active airports serve the Lower Mainland region of British Columbia, Canada, which is to say Greater Vancouver and the Fraser Valley:

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The following active airports serve the Greater Victoria, British Columbia, Canada area:

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This is a list of airports in the Winnipeg area of Manitoba, Canada. Airports names in italics are part of the National Airports System.