5 Most Profitable Airports in the World

4. Denver International Airport (DIA)

Flights per Day: 776

With a remarkable range of connectivity, Denver International Airport (DIA) offers nonstop flights to over 215 destinations, surpassing any other airport in the United States. This extensive network includes more than 28 international cities, solidifying DIA as a vital gateway for travelers, making it one of the most profitable airports in the US.