Over time, commercial airlines have established a number of scheduled ultra long-haul non-stop flights. These exceptionally long routes reduce the travel time between distant city pairs as well as the number of stops needed for passengers' travels, thereby increasing passenger convenience. For an airline, choosing to operate long flights can also build brand image as well as loyalty among a set of flyers. Therefore, competition among airlines to establish the longest flight occurs.
== Definition ==
=== Measurement method ===
The length of a flight can be defined in different ways. The ...