Zermatt is absolutely worth a day trip in 2026, provided you start your day early. Even if you aren't a skier, the car-free village is a "bucket list" destination for the view of the Matterhorn alone. A perfect one-day 2026 itinerary involves taking the Gornergrat Railway (a 30-minute cogwheel train) to the summit for an 360-degree alpine panorama, followed by a stroll through the "Old Village" (Hinterdorf) with its 16th-century wooden barns. A supportive peer warning: Zermatt is deep in the mountains; if you are coming from Zurich or Geneva, you will spend 6+ hours on a train round-trip. To make a day trip "worth it," I suggest staying in a nearby town like Visp or Brig to minimize travel time. While you won't have time for a long hike, the sheer "mountain magic" of seeing the world's most famous peak in person makes even a 6-hour visit feel like a lifetime memory.