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The largest airports in the world in 2025 are airports that are massive in size and area. Airports are very important to the economic development of the cities and areas where they are.
Airports infrastructure sizes have much influence on activities around the area and ultimately on the cities' economic development, they are situated.
You may have wondered, what are the 10 biggest airports in the world? This article get you covered. Even though you may not have flights towards the area or travel to countries or cities where these Gigantic structures are.
However, you might want to perceive how large the top 10 world's largest airports 2025 are, the massive airports are,
Check them out, the country they are, IATA code, ICAO and lots of interesting facts about them.
Please read on...
10. Bangkok Suvarnabhumi Airport
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IATA code: BKK
ICAO: VTBS
Country: Thailand
Bangkok Suvarnabhumi Airport hub for both domestic and international flights. Bangkok Suvarnabhumi Airport is situated on the Eastern side of Bangkok, Thailand.
The airport is also referred to as Suvarnabhumi Airport and New Bangkok International Airport. Suvarnabhumi Airport span an area of 32.4 square kilometers.
It has just one single terminal, but the terminal is the largest in the world and of course, it is one of the biggest airports in the world in 2025.
The terminal covers an area of 6 million square feet. The airport is a hub to close to 40 airlines. It was opened to traffic in September 2006 after Don Mueang Airport was closed down.
In 2019, the airport accommodates more than 65 million passengers. There are two present runways, the other one is under construction and believes to have been completed before last year runs out.
9. Cairo International Airport
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IATA code: CAI
ICAO: HECA
Country: Egypt
Cairo International Airport is the largest, second busiest airport in Africa and it is among the largest airports in the world in 2025. It is situated in Heliopolis, northeast of Cairo, Egypt.
The airport has three runways and it is the main hub for Egypt flight. Cairo International Airport serves domestic, regional, international, and cargo activities.
The airport span an area of about 37 square kilometers. During world war II, the airport started as US Bayn Field Air Force Base. In 1945, it renamed King Farouk the First Airport.
It was later named Heliopolis Airport. In 1963, it was named Cairo International Airport. The airport can accommodate 5 million passengers annually.
See also
8. Shanghai Pudong International Airport
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IATA code: PVG
ICAO: ZSPD
Country: China
Shanghai Pudong International Airport is located 30 km (19 miles) away from Shanghai city, in Pudong. There are two terminals in the airport that can handle 60 million passengers.
It was reported in 2019 that the airport accommodates more than 76 million passengers. It has four runways. It is the Main airport in East Asia. As one of the biggest airports in the world in 2025, it covers an area of 40 square kilometers.
7. Houston George Bush Intercontinental Airport
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IATA code: IAH
ICAO: KIAH
Country: United States
Houston George Bush Intercontinental Airport is situated 23 miles away from Houston, Texas, United States. The airport has 5 terminals.
It was opened to traffic, 52 years ago, in 1969. It opens to both domestic and international flights. It has five runways and five terminals. It spans an area of 40.5 square kilometers of land.
In 2019, the airport handles 45 million passengers. The IATA code of the airport which is IAH stands for Intercontinental Airport, Huston, the original name of the airport. It is certainly the 7th largest airport in the world today.
6. Washington Dulles International Airport
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IATA code: IAD
ICAO: KIAD
Country: United States
Washington Dulles International Airport in the downtown suburbs of WashingtonDC, Chantilly, Virginia, the big airport is situated.
The airport offers both domestic and international travel. It was opened to traffic in November 1962. It spans an area of 52.6 square kilometers of land with 4 runways.
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| Image credit: RedRipper24/Flickr |
It has one main terminal and 4 airside concourses. Currently, Dulles International Airport can handle 45 million passengers annually.
The land area can still be extended in the future, with the hope of the airport accommodating 70 million passengers annually. Also, with one more runway construction, and will be operating out of 250 gates. It is one out of the largest airports in the world in 2025.
5. Orlando International Airport
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IATA code: MCO
ICAO: KMCO
Country: United States
It is situated in a place just 9 miles away from Downtown Orlando, Florida, United States. It is the 5th largest airport in the world in 2025 and one of the busiest airports.
It has one main terminal which is divided into 2 terminals, terminal A and B. The airport is owned by the GOAA (Greater Orlando Aviation Authority).
The airport can handle over 50 million passengers. The IATA code was taken from the airport's former name, McCoy Air Force Base.
It was then named after Colonel Michael Norman Wright McCoy, USAF. The airport was formerly U.S Army Air Forces in 1942. MCO covers an area of 51 square kilometers.
See also
4. Dallas/Fort Worth International Airport
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IATA CODE: DFW
ICAO: KDFW
Country: United States
The fourth-largest airport is placed between the cities of Dallas and Fort Worth, Texas, USA. The construction of Dallas/Fort Worth International Airport began in 1969 and was opened to transportation in 1974.
It has a total 7 runways, 5 terminals, and 164 gates. The airport covers an area of 26.9 square miles or 69.5 square kilometers, but the structure occupies a large part of the area.
3. Denver International Airport
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| Image credit: Bmurphy380/Wikipedia |
IATA code: DEN
ICAO: KDEN
Country: United States
Denver international airport is located 25 miles away from the city of Denver, Colorado, United States. It is the United States' largest airport. The construction of the airport cost over $5 billion. It was opened to traffic in 1995.
The airport has 6 runways in total and can accommodate 90 million passengers annually. The runways are 4,200 feet apart.
It spans an area of 136 square kilometers making it the third biggest airport in the world in 2025 with a single large terminal. The longest runway is in the US is in Denver, which is 16,000ft 16R/34L.
2. King Fahd International Airport
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IATA code: DDM
ICAO: OEDF
Country: Saudi Arabia
King Fahd International or Dammam King Fahd International is situated in Dammam, Saudi Arabia. It was named after King Fahd.
The development of the airport started in 1976 but was opened to passengers in November 1999. The flying field has 2 parallel runways separated by a distance of 7,041 feet (2,146 meters).
King Fahd International airport covers an area of land that is 776 square kilometers. The massive airport was designed to accommodate 12 million passengers annually.
See also
1. Beijing Daxing Airport The Largest Airport in the World
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IATA code: PKX
ICAO: ZBAD
Nation: China
Gigantic Beijing Daxing Airport is the largest airport in the world in 2025 and one of the busiest airports. The airport belongs to the Chinese government.
The flying field has a single large terminal which is the starfish-shaped structure located in Daxing District, China.
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It is very large that the terminal building occupies an area of 700 square kilometers (like 98 football field size) and the transportation area covers 80,000m2. That is a total area of 780 square kilometers.
In the future, the airport will have a total of 7 runways, though presently, it has 4 runways and 79 airport stands. Building the airport cost over US $17 billion. Annually, the gigantic airport accommodates 100 million passengers.
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