Best time to go: what is the RIGHT price for a round-trip flight to Puerto Rico (San Juan) (from: London)

The average price to go to Puerto Rico (San Juan) from London airport is $ 770 (round trip). However, there are variations depending on the departure month. Thus, it is possible to pay for your plane ticket on average between $ 671 (in january) and $ 1012 (in august), which is a saving of $ 100 or a surplus of $ 243 (compared to the average price) depending on the period you leave.

The analysis of all prices reveals that the most frequent price is between $580 to $633 and it is generally more economical to leave on a wednesday and return on a tuesday on a flight with 1 or more layovers.

Be careful, the cheapest months may correspond to unfavorable weather periods . Check out our page best time to go to Puerto Rico (San Juan) before booking your flight.

If you want to know when to book your flight at the best price, go straight to the second part of this page: When to buy your London-Puerto Rico (San Juan) plane ticket.

How are these data calculated?

We have studied a sample of 60000 airfare prices from previous years for flights to Puerto Rico (San Juan) from London and can thus establish precise and credible price variation trends based on different parameters. Of course, prices can vary from year to year, but the seasonal aspect of this data (recurrence of school holidays, events... from year to year) makes these statistics quite reliable.

Average price depending on the departure month

Data analysis:

By leaving in january, the price of the plane ticket will statistically be the cheapest ($ 671, saving $ 100 compared to the average price over the year which is $ 770). Conversely, august will be the most expensive ($ 1012).

Flight London-Puerto Rico (San Juan): when is the best time to go for the best price?

Month Good price* Average price Our opinion
January$ 587 $ 671 very good price
February$ 588 $ 694 good price
March$ 594 $ 685 good price
April$ 685 $ 812 fair price
May$ 636 $ 704 good price
June$ 697 $ 797 fair price
July$ 795 $ 929 high price
August$ 890 $ 1012 very high price
September$ 606 $ 679 good price
October$ 650 $ 726 good price
November$ 608 $ 681 good price
December$ 672 $ 834 fair price

*great price to buy your plane ticket: if you see this price or cheaper during your flight search, go for it and buy it!

Price breakdown to travel from London to Puerto Rico (San Juan)

Data analysis:

The prices for flights from London to Puerto Rico (San Juan) range from $474 to $1212. 4% of tickets were purchased at the minimum price (from $475 to $527), 1% at the maximum price (from $1159 to $1212). The majority of plane tickets were purchased in the range of $633 to $685 (17% of tickets).

Cheapest airlines for the London->Puerto Rico flight

There are 12 companies that serve London from Puerto Rico (San Juan) airport: jetBlue, Finnair, norse atlantic airways (uk), Iberia, Ryanair, TAP, Virgin Atlantic, EasyJet, Fly Play, British Airways, Avianca Brazil and Avianca (scheduled).

Data analysis:

Of the 60000 flights analyzed in previous years, jetBlue was the airline that offered the best fare most often in the flight ticket search results (55% of the time) on the London->Puerto Rico route.

Which day of the week to leave?

Data analysis:

Statistically, London-Puerto Rico (San Juan) flights departing on a wednesday are cheaper than on other days of the week. By choosing a wednesday as your departure date, you can save an average of $53. On the other hand, departing on a sunday may cost you an additional $56.

Which day of the week to come back?

Data analysis:

Statistically, return flights from Puerto Rico (San Juan) to London departing on a tuesday are cheaper than on other days of the week. By choosing a tuesday for your return date, you will save an average of $49. Conversely, departing from Puerto Rico (San Juan) on a friday may cost you an additional $43.


Top prices London-Puerto Rico (San Juan)

Round tripDatesPrice
London → San Juan04-02 to 11-02-2025$ 520 
London → San Juan11-02 to 26-02-2025$ 521 
London → San Juan18-02 to 25-02-2025$ 520 
London → San Juan19-02 to 26-02-2025$ 520 
London → San Juan03-03 to 13-03-2025$ 520 
London → San Juan04-03 to 18-03-2025$ 520 
London → San Juan12-03 to 19-03-2025$ 520 
London → San Juan06-09 to 15-09-2025$ 519 
London → San Juan09-09 to 16-09-2025$ 482 
London → San Juan10-09 to 23-09-2025$ 483 


When to book your flight London - Puerto Rico (San Juan) to get the cheapest price?

Statistically, you will make the biggest savings by buying your plane ticket between 1 to 2 months in advance. However, you may end up paying a high price if you book between 11 to 12 months in advance.

Did you know: the price of plane tickets not only varies depending on how far in advance you book, but also on the day of the week you book! So, to maximize your chances of getting the best price for a London-Puerto Rico flight, it is recommended to book your ticket on a saturday.

How far in advance should I buy my flight?

Data analysis:

To get the cheapest flight ticket from London to Puerto Rico (San Juan), it is recommended to buy it 1 to 2 months before departure (it is then on average 693 $, which is a saving of 77 $ compared to the overall average price). On the other hand, if you buy your ticket 11 to 12 months in advance, you will pay the full price (471 $ more than the average price).

Depending on the departure month

The best time to buy your London to Puerto Rico (San Juan) flight ticket may vary depending on your departure month. Therefore, we offer you statistics on when to book your flight month by month.

Departure on... How far in advance should I book?
January

Best time: 1 to 2 months before departure (average price: 561 $)

Other interesting period(s): 0 to 1 month ($ 601), 2 to 3 months ($ 619), 3 to 4 months ($ 622), 4 to 5 months ($ 657)

February

Best time: 1 to 2 months before departure (average price: 556 $)

Other interesting period(s): 0 to 1 month ($ 653), 2 to 3 months ($ 591), 3 to 4 months ($ 642), 4 to 5 months ($ 643), 5 to 6 months ($ 678)

March

Best time: 2 to 3 months before departure (average price: 601 $)

Other interesting period(s): 1 to 2 months ($ 617), 3 to 4 months ($ 654), 4 to 5 months ($ 645), 5 to 6 months ($ 618), 6 to 7 months ($ 655)

April

Best time: 3 to 4 months before departure (average price: 705 $)

Other interesting period(s): 0 to 1 month ($ 789), 1 to 2 months ($ 728), 2 to 3 months ($ 713), 4 to 5 months ($ 752)

May

Best time: 2 to 3 months before departure (average price: 652 $)

Other interesting period(s): 1 to 2 months ($ 675), 4 to 5 months ($ 669), 5 to 6 months ($ 676), 6 to 7 months ($ 692), 7 to 8 months ($ 677), 8 to 9 months ($ 679)

June

Best time: 6 to 7 months before departure (average price: 726 $)

Other interesting period(s): 1 to 2 months ($ 778), 3 to 4 months ($ 759), 5 to 6 months ($ 741), 7 to 8 months ($ 741), 8 to 9 months ($ 771), 9 to 10 months ($ 777)

July

Best time: 9 to 10 months before departure (average price: 835 $)

Other interesting period(s): 1 to 2 months ($ 868), 4 to 5 months ($ 906), 6 to 7 months ($ 857), 7 to 8 months ($ 846), 8 to 9 months ($ 866)

August

Best time: 2 to 3 months before departure (average price: 905 $)

Other interesting period(s): 1 to 2 months ($ 941), 3 to 4 months ($ 994), 5 to 6 months ($ 977), 8 to 9 months ($ 975), 9 to 10 months ($ 974)

September

Best time: 3 to 4 months before departure (average price: 622 $)

Other interesting period(s): 1 to 2 months ($ 659), 2 to 3 months ($ 631), 4 to 5 months ($ 677), 5 to 6 months ($ 677), 6 to 7 months ($ 663), 7 to 8 months ($ 665), 8 to 9 months ($ 643)

October

Best time: 1 to 2 months before departure (average price: 666 $)

Other interesting period(s): 2 to 3 months ($ 696), 3 to 4 months ($ 680), 4 to 5 months ($ 689), 5 to 6 months ($ 715), 7 to 8 months ($ 677), 8 to 9 months ($ 697), 9 to 10 months ($ 694)

November

Best time: 1 to 2 months before departure (average price: 600 $)

Other interesting period(s): 0 to 1 month ($ 644), 2 to 3 months ($ 639)

December

Best time: 1 to 2 months before departure (average price: 689 $)

Other interesting period(s): 0 to 1 month ($ 752), 2 to 3 months ($ 751)

What day of the week should I book my flight ticket?

Data analysis:

Statistically, saturday is the day when plane tickets for London->Puerto Rico are the cheapest. So, by buying your plane ticket on a saturday, you will save $5. Conversely, by buying it on a tuesday, you may end up paying $11 more.



London to Puerto Rico (San Juan): flight price when booking today

Information: this data is not statistics but comes from real prices collected less than 7 days ago. Some months may not be available as we do not have enough data for them.

Month Current price
November 2024$ 765
$669 to $863
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December 2024$ 869
$582 to $1221
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January 2025$ 810
$521 to $1468
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February 2025$ 618
$520 to $817
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March 2025$ 661
$520 to $1213
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April 2025$ 807
$523 to $1045
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May 2025$ 644
$522 to $1045
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June 2025$ 809
$700 to $1353
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July 2025$ 936
$745 to $1202
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August 2025$ 1070
$918 to $1213
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September 2025$ 598
$482 to $1124
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October 2025$ 1047
$617 to $1365
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Data analysis:

Compared to the average price, february, march, may and september are cheaper to travel to Puerto Rico (San Juan). So it may be interesting to book now to leave during these months!



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