Cheap flights from Puerto Rico to London from £206
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Puerto Rico to London
Keep the following information in mind while searching for Puerto Rico to London flight deals. Data was last updated 21 March 2025.
Round-trip from | £502 |
---|---|
One-way from | £206 |
Popular in | June |
Cheapest in | September |
Average price | £530 |
Find flight deals from Puerto Rico to London
Cheapest flights from Puerto Rico to LondonExplore the most affordable flight options available from Puerto Rico to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 March 2025.
Explore the most affordable flight options available from Puerto Rico to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 March 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Puerto Rico to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 March 2025.
Use the filters below to find and compare flights from Puerto Rico to London that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
San JuanLondon
SJU - LHR
SJULHR
San Juan Luis Munoz Marin Intl
Wed 14/5
13:12-08:50
1 stop14h 38m
London Heathrow
Sun 25/5
09:20-22:47
1 stop18h 27m
San JuanLondon
SJU - LGW
SJULGW
San Juan Luis Munoz Marin Intl
Sun 24/8
12:43-10:00
1 stop16h 17m
London Gatwick
Sun 7/9
12:00-23:46
1 stop16h 46m
San JuanLondon
SJU - LHR
SJULHR
San Juan Luis Munoz Marin Intl
Sat 5/4
01:05-20:40
1 stop14h 35m
London Heathrow
Tue 22/4
15:20-23:57
1 stop13h 37m
San JuanLondon
SJU - LHR
SJULHR
San Juan Luis Munoz Marin Intl
Fri 25/4
00:58-20:45
1 stop14h 47m
London Heathrow
Mon 5/5
08:15-19:06
1 stop15h 51m
San JuanLondon
SJU - LGW
SJULGW
San Juan Luis Munoz Marin Intl
Tue 13/5
03:56-10:00
1 stop25h 04m
London Gatwick
Mon 19/5
10:00-18:50
1 stop13h 50m
San JuanLondon
SJU - LHR
SJULHR
San Juan Luis Munoz Marin Intl
Sat 17/5
07:30-08:50
2 stops20h 20m
London Heathrow
Tue 3/6
12:55-23:42
1 stop15h 47m
San JuanLondon
SJU - LHR
SJULHR
San Juan Luis Munoz Marin Intl
Sun 24/8
13:54-08:05
1 stop13h 11m
London Heathrow
Mon 8/9
07:50-18:30
1 stop15h 40m
San JuanLondon
SJU - LGW
SJULGW
San Juan Luis Munoz Marin Intl
Sat 6/9
12:55-09:35
1 stop15h 40m
London Gatwick
Sat 13/9
12:10-01:15
1 stop18h 05m
San JuanLondon
SJU - LCY
SJULCY
San Juan Luis Munoz Marin Intl
Tue 6/5
07:25-12:30
2 stops24h 05m
London City
Tue 13/5
08:45-23:54
2 stops20h 09m
San JuanLondon
SJU - LHR
SJULHR
San Juan Luis Munoz Marin Intl
Thu 10/4
01:05-21:00
2 stops38h 55m
London Heathrow
Sat 19/4
08:30-13:50
1 stop34h 20m
Best time to book a flight from Puerto Rico to London
Have a flexible travel schedule? Discover the best time to fly to London from Puerto Rico with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Puerto Rico to London
What is the cheapest month to book a flight from Puerto Rico to London?
Currently, January is the cheapest month in which you can book a flight from Puerto Rico to London (average of £112). Flying from Puerto Rico to London in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PR to LON?
Find hourly flight availability from Puerto Rico to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 March 2025.
When flying from Puerto Rico to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Rainfall in London by month
Plan your trip to London by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.
Temperature in London by month
Plan your trip to London by taking into account the average temperature totals by month.
If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).
Reviews of airlines servicing London
Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 21 March 2025.
Read through reviews of airlines operating flights from Puerto Rico to London, such as Delta, KLM and Air France. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Food
Crew
Boarding
Comfort
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Food
Crew
Boarding
Comfort
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Food
Crew
Boarding
Comfort
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Food
Crew
Boarding
Comfort
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Food
Crew
Boarding
Comfort
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Food
Crew
Boarding
Comfort
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from Puerto Rico to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Puerto Rico?
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Alternative routes for Puerto Rico to London
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Puerto Rico to London
Discover the top airline that operate flights from Puerto Rico to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 March 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Puerto Rico to London?
Deals for Puerto Rico to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Puerto Rico to London?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Puerto Rico.
Can Cheapflights find flights from Puerto Rico to London with no change fees?
Certainly. Search results for flights to London from Puerto Rico shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Puerto Rico to London become cheaper?
Not ready to book yet? You can track prices for flights from Puerto Rico to London on Cheapflights with our Price Alert feature and get notified when better prices are available.