Book cheap flights from San Juan to London from £242
San Juan
London
Mon, 06 Jan
SJU - LHR
Mon, 13 Jan
LHR - SJU
£693
£676
Prime price per passenger
San Juan
London
Tue, 11 Feb
SJU - LHR
£264
£242
Prime price per passenger
San Juan
London
Sun, 12 Jan
SJU - LHR
Sat, 25 Jan
LHR - SJU
£565
£557
Prime price per passenger
San Juan
London
Sun, 22 Dec
SJU - LHR
Sun, 29 Dec
LHR - SJU
£1527
£1515
Prime price per passenger
San Juan
London
Tue, 31 Dec
SJU - LHR
Mon, 06 Jan
LHR - SJU
£1139
£1123
Prime price per passenger
San Juan
London
Wed, 01 Jan
SJU - LHR
Wed, 08 Jan
LHR - SJU
£1580
£1567
Prime price per passenger
Booking a flight from San Juan to London
Booking your flight through eDreams is simple. Just enter San Juan and London as your departure and destination cities, choose the dates of your trip, and search through the available options. Our search engine will find the best deals from thousands of routes and flight combinations.
We also offer a ‘Smart Choice’ option, by which we highlight the most competitive flights at the top of the search results. You can also apply filters to view only flights to London from your preferred airlines.
Changes to the price of your flights during your booking
Flight fares are set up using a complex pricing algorithm based on demand and seat availability. As a result, the cost of your flight may vary during your booking process. To secure the best price for your flight to London, make sure you book as soon as you find a flight ticket that suits your pocket.
eDreams Prime members discounts
As an eDreams Prime member, you can access exclusive deals and save hundreds on flights, hotels, and car hires, along with many other benefits. Join the world’s largest travel membership community and discover all the advantages of eDreams Prime.
Last-minute bookings with eDreams
eDreams also offers last-minute flights at competitive prices. While these may be more expensive, we provide a range of options to suit your needs. Keep in mind, though, that last-minute prices can be higher, particularly during peak travel season. Being flexible with your travel dates can increase your chances of finding better deals.
Checking in before your flight
Online check-in usually opens 24 to 48 hours before the departure time. Once your booking with eDreams is completed, we’ll email you one week before your day of departure with instructions on how to check in for your flight.
Best season to travel from San Juan to London
United Kingdom offers endless possibilities, from its rich gastronomy to its diverse culture and stunning nature. The best time to travel depends on your preferences and availability. Always consider the climate, peak tourist season, and the type of experience you’re seeking.
Expect larger crowds during peak season, but you'll also enjoy a lively atmosphere and more cultural and touristic offerings. Travelling off-season usually means fewer crowds, lower prices on flights and accommodations, and a more authentic glimpse into local life. While some outdoor activities may be limited due to the weather conditions, popular attractions will likely be less crowded, allowing for a more immersive experience.
Flight Time
11 hours
Flights from San Juan and London last around 11 hours, although this flight time may also depend on other factors.
Cheapest flight
£242
The cheapest price available for flights from San Juan to London that have been booked by our customers in the last 72 hours
Airport of Departure
Luis Munoz Marin International
You will depart from Luis Munoz Marin International when flying from San Juan to London
Airport of Arrival
Heathrow
Outbound flights from San Juan to London arrive at Heathrow