The flight is just under 1 hour.
There are 3 direct flights between Kazan and Nizhniy Novgorod every week.
The flight numbers are RT539 and RT571.
From Kazan you will fly out from Kazan (KZN) and you will be landing at Nizhny Novgorod (GOJ).
Bombardier CRJ / Challenger flies this route operated by UVT Aero.
UVT Aero have non-stop flights to Nizhniy Novgorod.
They will depart from terminal 1.