Blaise Bouchet writes:

On Saturday July 11, 2020, Jean-Claude Quenault and Blaise Bouchet
broke the distance world record in single seat trike, as well as the consumer
world record. They crossed France from North to South without landing.

This record for distance in single-seat trike was set by Patricia Taillebresse
and in 1987, with a distance of 811 km straight line nonstop, in France. If this
record had not been beaten until now, it is because the difficulties are
numerous (preparation, weather, mechanics, endurance of the pilots and machines,
etc…/p>

http://ozreport.com/pub/images/trikedistancerecord.pdf

906 km or 563 miles.