To save on the cost of your flight from San Diego to USA, book at least 56 days before your planned departure. Booking around this time can save you about 10% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $302 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $331.
Due to multiple factors, expect to potentially pay more when booking in July. For low rates, February can be a great choice for travel to USA. Flights to USA from San Diego in February are about $296 on average during February, but can be found for as low as $139.