To save up to 20% on this flight, we recommend booking at least 48 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Londres to San Juan from C$ 512 1-2 weeks out and tickets from C$ 561 for flights departing within the next 72 hours.
A simple way to save on the total cost of your ticket is to fly from Londres to San Juan at noon. If you’re flexible enough to do this you can expect to save up to 3% on your trip compared to booking a flight in the morning.
Temperatures around the 32 °C's can be experienced in June. The weather in San Juan is hotter than in Londres. Plan for potential changes in flight availability as peak weather approaches in this location.