If you are traveling to this small town of Interlaken that is the capital of the beautiful Bernese Oberland, you will have many options to choose from. You might opt to get there by air, rail or car. There are a number of airports like Zurich, Geneva, Basel Mulhouse and Bern-Belp to choose from.
With Bern-Belp being the closet to the town of Interlaken at 1h 10′, within by 35 minutes by car or by using the nonstop bus connections, you can be sure to get to Interlaken without much hassle. Note that there are several direct train connections to all major cities, a fact that will provide good optional means of transport depending on where you are and your anticipated destination.