Qantas is set to launch the new world's longest flight in 2025. See which airlines and routes claimed the title each year since 1997.

Qantas plans to start operating its record-setting Sydney-London route with an Airbus A350.Qantas

• Singapore Airlines currently operates the world's longest flight, from New York to Singapore.
• The longest non-stop flight in 2023 represents a 32% range increase compared to the longest in 1997.

When Qantas debuts its Project Sunrise flights it will set a new record for the longest non-stop flight in the world.

The route — over 19 hours long, connecting Heathrow Airport in London to Sydney — will be 11% longer than the current longest flight, which connects Singapore to New York and is operated by Singapore Airlines,

Singapore Airlines has long been a leader in ultra-long-haul flights, having operated the longest one for 16 out of the past 27 years.

The distance is 32% greater than in 1997, when South African Airways operated the longest flight at the time, connecting New York to Johannesburg. That's according to recent data published by aviation data provider OAG, which noted the longest route of the past 27 years, taking into consideration only services that operated at least twice weekly throughout the calendar year.

Take a look at the longest non-stop flight routes of the past 27 years: