Glacier Express, Bernina Express, GoldenPass Line and more how Switzerland's scenic trains differ and which one fits your trip.
Switzerland has more scenic rail routes than any reasonable itinerary can fit, and comparing them by "prettiest" misses the point each one solves a different problem. Some are about mountain drama, some about glaciers, some about a fast, easy connection between cities that happens to look incredible out the window. Here's how they actually differ.
Glacier Express: Zermatt to St. Moritz
Called the world's slowest express train, only half-jokingly, the Glacier Express covers roughly eight hours between Zermatt and St. Moritz across 291 bridges and through 91 tunnels. This is the one to book if the journey itself is the destination panoramic windows, an optional gourmet dining service, and consistently ranked among the most scenic long-distance train rides on the planet. Reserve well ahead; seats sell out in peak season.
Bernina Express: St. Moritz to Lugano, or into Italy
Between Chur and St. Moritz, the Bernina Express shares its route with the Glacier Express, then diverges to cross high mountain passes and descend into the Italian Alps near Lugano. It's the pick if you want a shorter, still-dramatic Alpine crossing with a cultural payoff glaciers giving way to an Italian-speaking canton by the end of the ride.
GoldenPass Line: Lucerne to Montreux, in three segments
This is the most flexible of the panoramic routes, running Lucerne–Interlaken–Zweisimmen–Montreux across roughly 191km. The Montreux–Zweisimmen segment is the standout, occasionally run by the "Belle Époque" carriages modeled after a 1930s Orient Express-style luxury train worth timing your trip around if that aesthetic appeals. A recommended detour along this line: hop off for the Chocolate Train spur to Broc, which pairs a chocolate factory tour with a cheese factory visit in Gruyères.
Luzern-Interlaken Express: the easy, no-reservation option
Unlike most other panoramic trains, this one runs hourly year-round and doesn't require advance booking, making it the practical choice if your schedule is loose. It passes Lake Lungern and Lake Brienz, climbing over the Brünig Pass at 1,008 meters along the way, with views into the Bernese Alps toward the end of the route. Sit on the right side traveling from Lucerne to Interlaken for the best lake views.

Jungfraujoch Railway: Interlaken to "Top of Europe"
This cogwheel train climbs to 3,454 meters, Europe's highest railway station, through alpine valleys and snowfields. It's less a scenic transit route than a destination in itself the ride includes a stop at Eismeer Station, where ice walls press against the windows, before arriving at a station complex with an observatory, ice sculptures, and views over the Aletsch Glacier.
Gornergrat Railway: Zermatt to the Matterhorn's front row
A 35-minute cogwheel ride from Zermatt climbing to 3,089 meters, this is the most direct way to get an eye-level view of the Matterhorn, flanked by 28 other peaks over 4,000 meters. Summer adds gentle hiking trails from the summit station, including an easy walk to the alpine lake Riffelsee.
Gotthard Panorama Express: boat and train combined
This route starts with a steamboat across Lake Lucerne to Flüelen, then continues by train through the historic Gotthard route toward Lugano or Bellinzona. It's a good pick if you want variety in the journey itself water, then rail, then a shift from German-speaking to Italian-speaking Switzerland.
How to actually choose
If you only have time for one: Glacier Express, for the single most complete Alpine rail experience. If you want maximum flexibility and no advance booking stress: the Luzern-Interlaken Express. If chocolate and cheese detours sound appealing: GoldenPass Line. And if the mountain is the whole point, skip the long-distance routes entirely and go straight for Gornergrat or Jungfraujoch.
Booking basics
Most of these routes are covered by the Swiss Travel Pass, though several Glacier Express, Bernina Express, the Belle Époque GoldenPass cars require a separate seat reservation on top of the pass. Book those as early as possible for June through August travel, since they sell out.
Which Swiss scenic train is best for someone with only one day?
The Luzern-Interlaken Express, since it runs hourly with no reservation required and covers lakes, a mountain pass, and alpine scenery in a few hours. Do I need to book seats in advance for the Glacier Express?
Yes, seat reservations are mandatory and should be booked well ahead, especially for June through August travel. Is the Jungfraujoch trip worth the cost?
Most travelers find it worthwhile for the combination of Europe's highest railway station, glacier views, and the Eismeer ice-wall stop, though it is one of the pricier excursions in the region.
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