Sep 18, 2015 - 10:48 AM
In Lucerne, do not forget to visit transport museum, life tome experience.
You can even cover Mount Pilatus on 1st day itself, not very far, provide weather is good.
3rd day-lucerne to interlaken train journey , explore interlaken & come back to lucerne in the evening.
4th day after covering rigi mountain , you can move to Zurich, since your flight ids at 8 PM & journey from lucerne to zurich is less than only 2hours, you can start latest by 3 PM from Lucerne.
Hope these tips are of your use.