As the busiest airport in Europe, Istanbul Airport surpasses London-Heathrow. After Istanbul Airport (IST) was named Europe's busiest airport in July 2026, London-Heathrow Airport (LHR) declared that the "case for expansion has never been clearer." Heathrow Airport stated on August 11, 2026, that the construction of a third runway "will ensure the country gets the infrastructure it needs to stay...