It’s generally more expensive to depart on a Friday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.
To save on the cost of your flight from St John to San Juan, book at least 48 days before your planned departure. Booking around this time can save you about 20% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 514 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 563.
When flying from St John to San Juan, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Our data indicates that the weather will be 32 °C on average in the month of June. The temperature in San Juan is typically hotter than in St John. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.