The United States of America is known to be the country with the largest number of airports in the world, with over 19,000 airports. The reason for this is due to the giant geographical structure of the nation and the enormous distance between the major cities. The USA stands out as the world’s busiest air traffic nation, with approximately 666,153,000 passengers annually. 

Let’s unravel the routes of these aviation and the number of operating airports in the States, one by one.

List of 30 Main US Airports

Out of nearly 20K airports, here are a few major airports of the United States of America. These are not only the largest but also the busiest ones in the country. Every year, around 50 to 10 million passengers travel from each of these airports. 

AIRPORT NAME	AIRPORT CODE	CITY
Hartsfield–Jackson Atlanta International Airport	ATL	Atlanta
Dallas/Fort Worth International Airport	DFW	Dallas and Fort Worth
Denver International Airport	DEN	Denver
O’Hare International Airport	ORD	Chicago
Los Angeles International Airport	LAX	Los Angeles
John F. Kennedy International Airport	JFK	New York City
Harry Reid International Airport	LAS	Las Vegas
Orlando International Airport	MCO	Orlando
Miami International Airport	MIA	Miami
Charlotte Douglas International Airport	CLT	Charlotte
Seattle–Tacoma International Airport	SEA	Seattle and Tacoma
Phoenix Sky Harbor International Airport	PHX	Phoenix
Newark Liberty International Airport	EWR	Newark
San Francisco International Airport	SFO	San Francisco
George Bush Intercontinental Airport	IAH	Houston
Logan International Airport	BOS	Boston
Fort Lauderdale–Hollywood International Airport	FLL	Fort Lauderdale and Hollywood
Minneapolis–Saint Paul International Airport	MSP	Minneapolis and Saint Paul
LaGuardia Airport	LGA	New York City
Detroit Metropolitan Airport	DTW	Detroit
Philadelphia International Airport	PHL	Philadelphia
Salt Lake City International Airport	SLC	Salt Lake City
Ronald Reagan Washington National Airport	DCA	Washington, D.C.
San Diego International Airport	SAN	San Diego
Baltimore/Washington International Airport	BWI	Baltimore and Washington, D.C.
Tampa International Airport	TPA	Tampa
Austin–Bergstrom International Airport	AUS	Austin
Dulles International Airport	IAD	Washington, D.C.
Nashville International Airport	BNA	Nashville
Midway International Airport	MDW	Chicago

Break-down of the Top 10 USA Airports

Below is a thorough description of the top ten airports that make the USA stand out in terms of Air transportation. Some of these airports are enormous, while others handle operations from the farthest end of the globe. You can also check what are the most prominent air carriers that serve the concerned airport. 

1. Hartsfield–Jackson Atlanta International Airport (ATL)

Atlanta Airport is one of the largest ones in the country, spread across an area of 4,700 acres. It serves the metropolitan area of Atlanta, Georgia, and is an operational ground for many domestic and international carriers. It is the world’s busiest airport, a hub for Delta Air Lines, and an operating base for Frontier Airlines, Southwest Airlines, and Spirit Airlines. Orlando, Florida, is the top domestic destination, while Cancún, Mexico, is the Busiest international route from ATL.

Official Website	https://www.atl.com
Address	6000 N Terminal Pkwy Suite 4000, Atlanta, GA 30320
Phone Number	(404) 209 1700
Main Airlines	Delta Air Lines, Southwest Airlines, Endeavour Air, Frontier Airlines, etc.

2. Dallas/Fort Worth International Airport (DFW)

Serving 254 destinations, out of which 191 are domestic and 63 international, DFW is the primary international airport in the metroplex area of Dallas–Fort Worth, and North Texas. The busiest domestic route from the airport is Los Angeles, California, while Cancún, Mexico, is the international. Several prominent air carriers manage their flights from Dallas International Airport, including Ameriflight, Southern Airways Express, UPS Airlines, Frontier Airlines, and Spirit Airlines. 

Official Website	www.dfwairport.com
Address	2400 Aviation Dr, Dallas, TX 75261
Phone Number	(972) 973 3112
Main Airlines	Spirit Airlines, Envoy Air, Southern Airways Express, Frontier Airlines, Spirit Airlines, United Airlines

3. Denver International Airport (DEN)

It is the largest airport in the Western Hemisphere and the second largest in the world, with an area of 33,531 acres. Serving mostly metropolitan Denver, Colorado, and the greater Front Range Urban Corridor area. DIA is the starting and ending point of over 215 non-stop routes around the globe and within the country. It has only a single large terminal, known as Jeppesen Terminal, with three main concourses, named A, B, and C. 

Official Website	https://www.flydenver.com/
Address	8500 Peña Blvd, Denver, CO 80249
Phone Number	(720) 730 4359
Main Airlines	Denver Air Connection, Southern Airways Express, United Airlines Etc.

4. O’Hare International Airport (ORD)

Several regional, global, and international carriers operate nonstop flights to 214 routes worldwide. As one of the busiest airports in the United States, Chicago O’Hare International Airport is the destination for over 1 million passengers annually to Los Angeles, California alone. It is a corridor for many carriers transporting passengers from the country to London–Heathrow, United Kingdom. It has four terminals with 213 gates in total. 

Official Website	https://www.flychicago.com/
Address	10000 W Balmoral Ave, Chicago, IL 60666
Phone Number	(800) 832-6352
Main Airlines	United Airlines, Spirit Airlines, SkyWest Airlines, GoJet, Frontier Airlines, Envoy Air, etc.

5. Los Angeles International Airport (LAX)

Located 18 miles southwest of downtown Los Angeles, California, is its primary airport that severs its air travel operations. It holds an exceptional record of being known as the world’s busiest origin and destination airport. The people who travel to LAX mostly do not have connecting flights from there but rather have a purpose in the La-la-land only. Many flag carriers, such as Aer Lingus, El Al, Korean Air, KLM, etc, bring passengers from around the globe. 

Official Website	https://www.flylax.com/
Address	1 World Way, Los Angeles, CA 90045
Phone Number	(855) 463 5252
Main Airlines	JetBlue, Allegiant Air, Southwest Airlines, Delta Air Lines, United Airlines

6. John F. Kennedy International Airport (JFK)

NYC and its metropolitan region have JFK to thank for handling the area’s air transportation. New York airport system has seven airports, out of which John F. Kennedy International Airport is the busiest one. It is also the main gateway for international air passengers to North America. The airport has a total of five active terminals with 130 gates. The flights are mostly destined for Los Angeles, California, and London–Heathrow, United Kingdom, on the international front. 

Official Website	https://www.jfkairport.com/
Address	Queens, NY 11430
Phone Number	(718) 244-4444
Main Airlines	Delta Air Lines, JetBlue, Norse Atlantic Airways, Atlas Air, Delta Connection, Avianca

7. Harry Reid International Airport (LAS)

The main international airport serving the metropolitan region of Nevada and Las Vegas Valley is the Harry Reid International Airport, located five miles from downtown city. LAS is fully equipped with a people mover system and services and amenities to convince travelers. More than 30 air carriers operate there and carry over 57,600,000 annual passengers. Did you know that LAS is one of the only two airports in the US with slot machines inside the terminal?

Official Website	https://www.harryreidairport.com/
Address	5757 Wayne Newton Blvd, Las Vegas, NV 89119
Phone Number	(702) 261 5211
Main Airlines	Southwest Airlines, Janet, US Airways, Mesa Airlines

8. Orlando International Airport (MCO)

Six miles from downtown Orlando is the MCO airport, which is one of the biggest commercial airports by land area. Southwest is the airport’s largest carrier in terms of passengers, carrying 10,506,000 out of a total of 57,735,726 annual passengers. Atlanta, Georgia, is the main domestic destination of the Orlando International Airport and  Toronto, Canada, from international itineraries. It has three (A, B, and C) terminals with a total of 93 gates. 

Official Website	https://orlandoairports.net/
Address	1 Jeff Fuqua Blvd, Orlando, FL 32827
Phone Number	(407) 825 2001
Main Airlines	Southwest Airlines, Spirit Airlines, JetBlue, Silver Airways, Avelo AirlinesBreeze Airways, Frontier Airlines, etc.

9. Miami International Airport (MIA)

As the primary international airport of the metropolitan area of Miami, MIA operates 1,000 flights daily. The flights cover approximately 185 non-stop domestic and international destinations. It is also one of the busiest airports in the US and the largest in Florida in terms of total aircraft operations, cargo traffic, and passenger traffic. Miami International Airport marks the gateway of the US to Latin America and Caribbean nations. 

Official Website	https://www.miami-airport.com/
Address	2100 NW 42nd Ave, Miami, FL 33142
Phone Number	(305) 876 7000
Main Airlines	Frontier Airline, Global Crossing Airlines, Norse Atlantic Airways, Spirit Airlines, ABX Air, Amerijet International, Atlas Air, Avianca Cargo, Eastern Airlines, LLC, FedEx Express, Havana Air, IBC Airways, LATAM Cargo, Chile, Mas Air, Northern Air Cargo, Sky Lease Cargo, UPS Airlines, Western Global Airlines, World Atlantic Airlines

10. Charlotte Douglas International Airport (CLT)

Named after  Ben Elbert Douglas Sr., Charlotte Douglas International Airport serves the Charlotte metropolitan area, North Carolina. It has a single passenger terminal and five concourses with 115 gates. Orlando, Florida, is the most common domestic destination, while Cancún, Mexico, is the international route with maximum operations from CLT. Over a dozen air carriers manage their departures and arrivals from the concerned airport. 

Official Website	https://www.cltairport.com/
Address	5501 Josh Birmingham Pkwy, Charlotte, NC 28208
Phone Number	(704) 359 4013
Main Airlines	PSA Airlines, Piedmont Airlines,

What We Know So Far!

Considering the geography, the USA has quite a good reason for the highest air traffic all around the globe, with over 19,000 airports in 52 states. New York City alone has seven airports, and JFK in NYC is the largest foreign corridor to North America. USA has three of the top six largest airports in the world, Denver being the largest one in the Western Hemisphere and ATL being the busiest all across the globe. 

The Transportation Security Administration (TSA) manages Air transportation security in the United States, as it has the most extensive AT network. 

Quick Questions