Hi yldwest, and welcome to MySwissAlps!
>> Trying to figure out which option is the most cost effective & having a hard time finding all the pricing information for each. (A) Berner Oberland Pass (B) Jungfrau Region Pass (C) Point to Point
Would like to include:
1) Interlaken to Harder Kulm - roundtrip
2) Interlaken to First via Grindelwald - roundtrip
3) Interlaken to Jungfraujoch via Lauterbrunnen - roundtrip
Point-to-point fares can be found here:
www.jungfrau.ch/filead min/Prospekte_und_Bros chueren/Jungfraubahnen _Fahrpreise_Preisliste .pdf
2nd class return fares are as follows:
Interlaken to Harder Kulm CHF 32
Interlaken to First CHF 82.80
Interlaken to Jungfraujoch via Lauterbrunnen or Grindelwald CHF 210.80
>> Can both pass options be purchased at Interlaken Ost?
Yes. Prices and other purchase options for the Berner Oberland Regional-Pass and Jungfrau Travel Pass can be found here:
www.myswissalps.com/re gionalpassberneseoberl and/price
>> Can a reservation be made for Jungfraujoch when purchasing passes?
Jungfraubahn seats can only be booked online at jungfrau.ch or at a Jungfrau Railways station counter. Seats can only be reserved for the sector between Kleine Scheidegg and Jungfraujoch.
Make sure you will have a clear day before making reservations! Forecasts are only accurate for 24-48 hours beforehand.