Cheap flights from United Kingdom to San Juan
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How to find the cheapest flight from
United Kingdom to San Juan (SJU)
How far in advance should I book a flight from United Kingdom to San Juan?
To save on the cost of your flight from United Kingdom to San Juan, book at least 55 days before your planned departure. Booking around this time can save you about 30% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £586 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £751.