To save on the cost of your flight from Cataratas del Niágara to Napa Valley, book at least 59 days before your planned departure. Booking around this time can save you about 27% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 661 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 786.
Due to multiple factors, expect to potentially pay more when booking in December. For low rates, August can be a great choice for travel to Napa Valley. Flights to Napa Valley from Cataratas del Niágara in August are about C$ 590 on average during August, but can be found for as low as C$ 496.