Oh, and to provide numbers:

https://www.distance.to/New-York/Paris

That's 5,837.07 km.

As of the moment, the longest flight by distance:

https://en.wikipedia.org/wiki/Virgin_Atlantic_GlobalFlyer

In February 2006, Fossett flew the GlobalFlyer for the longest aircraft flight distance in history: 25,766 miles (41,466 km).

That's 7.1 times the Paris-to-New-York flight distance.

As for time:

No known motor can run at the requisite speed for four days without stopping...

The longest flight by time:

https://en.wikipedia.org/wiki/Rutan_Voyager

The flight took off from Edwards Air Force Base's 15,000 foot (4,600 m) runway in the Mojave Desert on December 14, 1986, and ended 9 days, 3 minutes and 44 seconds later on December 23, setting a flight endurance record.