Have a quick breakfast at your hotel or a local café in Wengen (many cafés open from ~7:00). It’s a good chance to enjoy mountain views before you descend to the valley.
Take the local mountain train (Wengernalpbahn) down from Wengen to Lauterbrunnen — a short, scenic descent through alpine meadows; this is the usual first leg of the journey.
At Lauterbrunnen station transfer to the Berner Oberland Bahn (BOB) service toward Zweilütschinen / Grindelwald. Allow a few minutes for transferring between platforms and checking the timetable on SBB.
Board the train that runs via Zweilütschinen to Grindelwald — this valley-to-valley train trip is scenic and the full Wengen→Grindelwald journey typically takes ~40–50 minutes total with the change.
Arrive in Grindelwald and take a short walk through the village to orient yourself, visit the tourist office for maps or locker info, and drop bags at your accommodation if possible.
Take the First gondola from Grindelwald Dorf to First (typically open ~08:00–17:00 in summer) and do the classic walk to Bachalpsee — outstanding alpine views and a relatively easy 1.5–2 hour round trip.
Enjoy lunch at Bergrestaurant First or a nearby mountain hut — fresh alpine fare and spectacular views make this a memorable midday meal (mountain restaurants usually serve until mid-late afternoon).
Choose between a short thrill on the Pfingstegg summer toboggan (fun, family-friendly) or walking the Grindelwald Glacier Gorge (Gletscherschlucht) for dramatic rock and water scenery; both are typically open in daytime (check local seasonal hours).
Head to your hotel to check in and freshen up. Use this time to book any next-day excursions (Jungfraujoch, Männlichen) if you plan to continue exploring the region.
Dine at a village restaurant (Swiss alpine specialties such as cheese fondue or rösti are widely available); most restaurants serve dinner from ~18:00–21:30 — reservations recommended in high season.
If you need to return the same evening, take the train Grindelwald → Zweilütschinen → Lauterbrunnen → Wengen; trains run throughout the evening but check the SBB timetable for exact departure times to avoid late-night waits.