100 Years Ago The First International Passenger Flight Took Off

(CNN) — On August 25, 1919 the first regular international passenger air service took place between London, England and Paris, France.
This fledgling flight, operated by Air Transport & Travel Ltd (AT&T) — a forerunner of British Airways (BA) — took off from Hounslow Heath, not far from what’s now Heathrow Airport, the British aviation hub where some 80 million passengers took to the skies in 2018.
Clearly international flights have changed a lot in the past 100 y