Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Beaumont to Interlaken as you normally would.
Beaumont Jefferson County (BPT), located 10.0 mi from the city center, is the airport you fly out of when you book flights from Beaumont to Interlaken. 0 airlines have flights from Jefferson County to Interlaken on a regular basis. Booking flights from Beaumont Jefferson County to Interlaken should not be difficult; the airport handles an average of 0 outbound flights to Interlaken per day.