British Airways Airbus A319 aircraft takes off from Heathrow Airport in London, Britain, May 17, 2021.International travel roared back last year, pushing airports from London to Tokyo up in a global ranking of passenger traffic.Dubai International Airport ranked second-busiest in 2023, up from fifth place in 2022 and fourth place in 2019, according to Airport Council International's preliminary ranking, which was released on Monday. Passenger traffic to Tokyo Haneda International Airport jumped 55% last yea ...