2nd class, roundtrip train ticket for the journey from Interlaken to Jungfraujoch via Lauterbrunnen or Grindelwald. You will have a train ride from Interlaken Ost to either Grindelwald or Lauterbrunnen and then a cogwheel train ride to Jungfraujoch.

This tour is provided on an Open Voucher basis. There is no need for reservations.

Duration:
Flexible

Meeting Point:
Interlaken Ost Bahnhof (Interlaken East Rail Station), 5 Berichte

Ending Point:
Interlaken Ost Bahnhof

Departures:
Any available time on chosen day

Not Included:
Transportation to/from hotel, guide, seat reservation, meals, beverages, entrances, parking

Additional Information:
The train ride between Interlaken and Jungfraujoch is approximately 2 hours 30 minutes each way.
The first train headed in the direction of Jungfraujoch leaves Interlaken Ost at 6:35 am. Trains then run hourly, at 4 minutes past the hour (7:04, 8:04, 9:04, etc.).
The last train headed in the direction of Interlaken departs Jungfraujoch at 4:47 pm.
Reservations for departure and return trains are not mandatory for less than 10 passengers from September till May; however, it is recommended in order to avoid waiting time due to fully booked trains. From June to August it is mandatory to have a seat reservation.
Seat reservations for individual travelers are only possible for the Kleine Scheidegg -> Jungfraujoch and Jungfraujoch -> Kleine Scheidegg route. A seat reservations costs 5 Swiss Francs each way (not included) and can be done directly at the train stations of Jungfrau Railways or online: https://www.jungfrau.ch/en-gb/jungfraujoch-top-of-europe/book-priority-boarding/.
It makes a nice roundtrip if you choose to go up to Jungfraujoch from Interlaken Ost via Lauterbrunnen and return from Jungfraujoch to Interlaken via Eigergletscher, the Eiger Express Gondola and Grindelwald Terminal.