OAG, a company that performs aviation analytics, stated in its study that Delhi Airport has improved from its rank of 14th in October 2019, which was before the pandemic.
OAG in its reports added that when compared to October 2019, airports that have witnessed a rise in their ranking are Dallas/Fort Worth, Denver, Istanbul, and Delhi.
Further, London Heathrow Airport has been ranked sixth, Chicago O'Hare International Airport is ranked seventh, and Los Angeles International Airport is ranked ninth, according to the OAG study.
The busiest international airport, according to the research, is Dubai International Airport, which is followed by Amsterdam Airport and London Heathrow Airport in that order.
However, the top 10 list of busiest international airports does not include any airports in India.
And as per another survey by OAG, the top 10 busiest international routes include Delhi to Dubai and Mumbai to Dubai. The busiest airline routes are those with the largest volume of scheduled seats during the period from October 2021 to September 2022.