Departures are daily (except Saturdays) at 22.35. Return flights are the next day at 6.15 local time (except Sundays). In Warsaw, planes arrive at 6.25 CET.
The route is operated by LOT Polish Airlines. Apart from Kaunas, from Chopin Airport, you can also travel directly to the capital of Lithuania - Vilnius (flights to this city are carried out by LOT and WizzAir), as well as to Palanga (LOT), a Lithuanian resort on the Baltic Sea.