Question : Is there an alternative to EuroAirport Swiss (BSL) for getting you to Valencia?
Answer : Departing from EuroAirport Swiss is not the only way to get to Valencia Airport. Try looking for flights from Zurich Airport (ZRH) as well. Over the next few months, flights from ZRH to VLC are being booked 20% cheaper than flights from BSL to VLC. Being only 49 miles away, it's easily accessible for most.
Question : How many days should you spend in Valencia?
Answer : Passengers from BSL to VLC stay about one week on average.