4 airports | Zurich | Geneva | Basel | Bern |

Zurich (3.5 h by train, 2.5 h by car)

Bern (2.5 h by Zug, 1.5 h by car)

Basel (3.25 h by train, 2.5 h by car)

Basel and Bern have the advantage, that those are small airports
and there are direct connections to Interlaken OST from Basel City
and Bern City.

Geneva : (4 h by train, 3.25 h by car)