Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from India to Slovakia as you normally would.
Due to the rapidly changing circumstances due to COVID-19, airlines like Lufthansa and flydubai flying from India to Slovakia have implemented new flexible cancellation policies.
The India to Slovakia flight path was viewed by 24 users in the past month. Keep an eye out for changes in search interest prior to high and low season.