Travel to Switzerland like this.

Day 1 – Arrival in Lucerne & City Exploration • Morning: Arrive at Zurich Airport → Travel to Lucerne (about 1 hour by train) • Lunch: Enjoy traditional Swiss cuisine (Cheese Fondue) in Lucerne city • Afternoon: Stroll around Lake Lucerne, visit Chapel Bridge and Lion Monument • Evening: Relax at a café or restaurant in Lucerne Old Town • Accommodation: Hotel in Lucerne city Day 2 – Interlaken & Jungfraujoch Day Trip • Early Morning: Travel from Lucerne → Interlaken (about 2 hours by train) • Morning to Afternoon: Interlaken → Grindelwald or Lauterbrunnen → Jungfraujoch • Enjoy the Alpine views at the Top of Europe, Ice Palace, and Sphinx Observatory • Evening: Free dining in Interlaken city • Accommodation: Hotel in Interlaken Day 3 – Lake Thun or Harder Kulm & Departure Preparation • Morning: If time permits, visit Harder Kulm viewpoint or take a cruise on Lake Thun • After lunch: Travel from Interlaken → Zurich Airport (about 2.5 hours) • Evening: Board your flight or stay nearby before returning home.