The busiest routes in the United Sates included between Los Angeles and San Francisco with 34,897 flights per year.

With so many passengers taking to the skies last year, it is welcomed knowledge that 2017 was also the safest year in commercial aviation history

According to aviation consulting firm To70 and the Aviation Safety Network, there were no commercial passenger jet fatalities in 2017, making it the “safest year for aviation ever."

"Since 1997 the average number of airliner accidents has shown a steady and persistent decline, for a great deal thanks to the continuing safety-driven efforts by international aviation organisations such as ICAO, IATA, Flight Safety Foundation and the aviation industry,” said Aviation Safety Network president Harro Ranter.

How often do you fly on the second-busiest flight path in the world? Let us know in the comments section below.