The World's 10 Largest Airports By Surface Area-----On Fow24news.com

An airport plays a crucial role in air transport and provides facilities for planes to land and take off. An airport will always have a landing area, runway, or helipad, and adjacent utility buildings like terminals and hangars.
There are small airports and big airports and there are massive airports in terms of area coverage. The Middle East has some of the world’s largest airports, and King Fahd International Airport in Saudi Arabia is by far the largest in the world and it is bigger than the adjacent country of Bahrain covering an area of 78,000 hectares

King Fahd International Airport

King Fahd International Airport (KFIA) is the largest airport in the world covering an area of 78,000 hectares. The design of the airport began in 1976 and was created by Yamsaki & Associates architects together with Aerosystems International. The construction begun in 1983 and was completed in 1999 when commercial operations began. The airport has a massive 6 story passenger terminal out of which three are for passenger processing, one for arrivals, one for departure, and one for boarding. The passenger terminal covers an area of 3,520,000 square feet and it is equipped with many customer counters, including 66 reserved for Saudi airlines, 44 for the foreign airlines, and the rest for immigration and customs. The airport has a mosque built on the roof top of the car park and has architectural designs that fuse modern style with old Islamic styles, and can accommodate 2000 worshippers. The airport also has the royal terminal that is reserved for the royal family, senior government officials, and other foreign officials. The royal terminal covers an area of 177,000 square feet.

Denver International Airport

Denver International Airport (DIA) in Denver, Colorado, US is the world’s second largest and the largest airport in the US by total area covering an area of 13,726 hectares. The airport has the longest public use runway in the US and by 2015, it was the 18th busiest airport in the world and 6th busiest in the US by passenger traffic with more than 54 million passengers. DIA has the third largest domestic connection in the US and has non-stop connections throughout Europe, Asia, North America, and Latin America serving 187 destinations. The airport was voted the best in North America for six consecutive years from 2005 to 2010 and was also named the best-run airport in America by the Time Magazine in 2002. The airport serves as the main hub for Frontier Airlines, and fourth-largest hub for United Airline that has 375 departures every day to more than 141 destinations. Denver international Airport is the only US airport to implement ISO14001 certified environmental management systems covering the whole airport. Denver international airport was scheduled to open for operations on October 29, 1993, but delays due to poor planning and repeated re-designing because of the changing requirements from United Airlines pushed it to May 1994. The construction came at the cost of $4.8 billion.

The World's 10 Largest Airports By Size

Rank	Airport	Country	Size of the Airport (in hectares)
1	King Fahd International	Saudi Arabia	78000
2	Denver International	USA	13,726
3	Dallas/Fort Worth International	USA	7,800
4	Shanghai Pudong International	China	3,350
5	Charles de Gaulle	France	3,200
6	Madrid Barajas	Spain	3,050
7	Bangkok International	Thailand	2,980
8	Chicago O’ Hare	USA	2,610
9	Cairo International	Egypt	2,550
10	Beijing Capital International	China	2,330