To save on the cost of your flight from Appleton to Europe, book at least 51 days before your planned departure. Booking around this time can save you about 38% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $813 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $886.
Due to multiple factors, expect to potentially pay more when booking in June. For low rates, February can be a great choice for travel to Europe. Flights to Europe from Appleton in February are about $634 on average during February, but can be found for as low as $394.