How long is the flight from London to Puerto Rico?

There are many flights that can get you from London to Puerto Rico in 15h 31m. Fly via JetBlue, TAP AIR PORTUGAL, or Iberia to get the fastest option. The distance from London to Puerto Rico is about 4179 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Puerto Rico ranges from 55.0 - 156.0 inches per month. November is typically the wettest month, when rainfall can reach 156.0 mm. March is typically the driest time to visit Puerto Rico when rainfall is around 55.0 mm.

If weather is an important factor for your trip to Puerto Rico, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 25.0 C).

What are the most popular routes from London to Puerto Rico?

When deciding which route to take from London to Puerto Rico consider London Heathrow - San Juan Luis Munoz Marin Intl, London Gatwick - San Juan Luis Munoz Marin Intl or London City - San Juan Luis Munoz Marin Intl as they are the most popular.

What are the most popular airlines that fly from London to Puerto Rico?

JetBlue, Iberia and Icelandair are the most popular airlines when flying from London to Puerto Rico.

What is the cheapest time of day to fly from LON to PR?

When flying from London to Puerto Rico, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from London to Puerto Rico that include hotel bookings?

Yes. In addition to deals on London to Puerto Rico flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from London to Puerto Rico?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Puerto Rico.

Can I find deals for business class flights from London to Puerto Rico?

Yes. Cheapflights offers flight deals from London to Puerto Rico by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£322+ Cheap Flights from London to Puerto Rico

Cheap flight deals from London to Puerto Rico

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from London to Puerto Rico
Explore the most affordable flight options available from London to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Mon 16/1109:15 -

1 stop14h 45m

Mon 30/1121:35 -

1 stop17h 50m

Deal found 14/9£559

Thu 12/1106:15 -

1 stop14h 25m

Thu 26/1118:10 -

1 stop15h 20m

Deal found 14/9£560

Mon 16/1109:15 -

1 stop14h 45m

Sun 29/1121:35 -

1 stop13h 50m

Deal found 14/9£563

Mon 16/1109:15 -

1 stop14h 45m

Thu 26/1121:35 -

1 stop11h 55m

Deal found 14/9£564

Tue 17/1108:20 -

1 stop15h 40m

Thu 26/1118:10 -

1 stop15h 20m

Deal found 14/9£565

Wed 4/1109:20 -

1 stop19h 53m

Wed 18/1107:00 -

1 stop19h 55m

Deal found 14/9£575

Fri 30/1012:20 -

1 stop27h 06m

Sat 7/1107:00 -

1 stop19h 55m

Deal found 14/9£576

Mon 16/1108:35 -

1 stop15h 25m

Sun 29/1121:35 -

1 stop13h 05m

Deal found 14/9£582

Thu 12/1107:50 -

1 stop16h 10m

Thu 26/1121:35 -

1 stop12h 15m

Deal found 14/9£582

Thu 29/1007:25 -

1 stop16h 17m

Wed 11/1116:00 -

1 stop13h 30m

Deal found 15/9£582

Thu 1/1008:15 -

1 stop16h 19m

Tue 3/1111:20 -

1 stop30h 20m

Deal found 11/9£585

Sat 10/1008:15 -

1 stop16h 38m

Tue 20/1006:20 -

1 stop19h 10m

Deal found 13/9£586

Best flights from London to Puerto Rico
Discover carefully curated flight deals from London to Puerto Rico that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Fri 12/215:30 -

2 stops29h 10m

Sat 20/221:35 -

2 stops37h 10m

Deal found 14/9£642

Sat 27/212:20 -

1 stop15h 31m

Wed 3/305:00 -

1 stop12h 40m

Deal found 14/9£676

Mon 26/1021:35 -

2 stops45h 05m

Sun 1/1107:00 -

2 stops33h 35m

Deal found 15/9£865

Thu 10/1212:15 -

2 stops17h 37m

Sat 19/1205:01 -

2 stops25h 49m

Deal found 10/9£880

Thu 29/1007:40 -

2 stops30h 06m

Thu 5/1107:30 -

2 stops45h 20m

Deal found 14/9£945

Thu 10/1220:15 -

2 stops32h 21m

Sat 19/1214:35 -

1 stop26h 45m

Deal found 10/9£1,018

Mon 5/1007:30 -

2 stops20h 39m

Sun 11/1000:15 -

2 stops25h 15m

Deal found 13/9£1,021

Thu 7/106:30 -

2 stops21h 24m

Thu 21/115:14 -

1 stop13h 01m

Deal found 12/9£1,027

Thu 7/117:20 -

2 stops30h 06m

Thu 21/114:00 -

2 stops22h 20m

Deal found 13/9£1,167

Tue 27/1010:10 -

1 stop19h 40m

Tue 3/1119:26 -

1 stop31h 29m

Deal found 12/9£698

Sun 10/112:25 -

2 stops28h 08m

Tue 19/110:32 -

1 stop17h 43m

Deal found 10/9£720

Sat 24/1012:05 -

2 stops41h 08m

Sun 1/1107:00 -

2 stops33h 35m

Deal found 15/9£865

Mon 26/1008:05 -

1 stop15h 37m

Mon 2/1107:00 -

1 stop19h 55m

Deal found 11/9£925

Sun 10/109:05 -

2 stops31h 28m

Tue 19/111:06 -

2 stops24h 39m

Deal found 10/9£865

Thu 29/1006:20 -

1 stop17h 40m

Wed 11/1121:35 -

1 stop14h 35m

Deal found 14/9£794

Thu 5/1109:30 -

2 stops18h 27m

Sun 8/1101:09 -

1 stop16h 11m

Deal found 14/9£1,028

Sun 10/117:15 -

2 stops46h 35m

Tue 19/114:35 -

2 stops23h 05m

Deal found 10/9£1,050

Sat 24/1012:05 -

2 stops41h 08m

Fri 30/1017:40 -

2 stops34h 40m

Deal found 13/9£870

Sun 10/119:40 -

2 stops32h 19m

Tue 19/121:35 -

1 stop17h 25m

Deal found 10/9£813

Tue 27/1008:50 -

2 stops28h 56m

Tue 3/1121:35 -

1 stop12h 25m

Deal found 12/9£1,100

Thu 29/1007:30 -

2 stops20h 06m

Thu 5/1107:40 -

2 stops18h 40m

Deal found 14/9£1,030

Fri 23/1021:15 -

2 stops55h 58m

Sat 31/1006:00 -

2 stops23h 50m

Deal found 15/9£871

Tue 27/1018:30 -

2 stops48h 10m

Tue 3/1118:40 -

2 stops18h 50m

Deal found 12/9£814

Thu 29/1007:40 -

2 stops19h 17m

Wed 11/1111:35 -

2 stops17h 15m

Deal found 15/9£1,102

Fri 23/1010:50 -

2 stops29h 39m

Sat 31/1012:56 -

2 stops40h 59m

Deal found 12/9£1,262

Fri 9/1009:30 -

2 stops19h 20m

Mon 19/1013:25 -

1 stop12h 50m

Deal found 14/9£1,050

Tue 2/221:20 -

2 stops44h 00m

Sun 7/216:40 -

2 stops23h 55m

Deal found 12/9£877

Thu 7/112:15 -

2 stops18h 10m

Thu 21/114:00 -

2 stops16h 50m

Deal found 12/9£821

Thu 7/107:40 -

2 stops18h 57m

Thu 21/110:32 -

2 stops18h 18m

Deal found 15/9£1,146

Thu 29/1010:40 -

2 stops28h 46m

Wed 11/1107:00 -

2 stops22h 50m

Deal found 12/9£879

Find flight deals from London to Puerto Rico

Round-trip from	£559
One-way from	£322
Popular in	December
Cheapest in	February
Average price	£682

16/11-30/11
2 total stops
32h 35m total
London to Puerto Rico

Search Deals

11/11-31/12
3 total stops
42h 23m total
London to Puerto Rico

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (£20 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Juan

STN London Stansted - SJU San Juan Luis Munoz Marin Intl

STNSJU

London Stansted

Wed 11/11

09:15-23:38

3 stops42h 23m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£322

LondonSan Juan

STN London Stansted - SJU San Juan Luis Munoz Marin Intl

STNSJU

London Stansted

Tue 1/12

13:25-13:51

3 stops52h 26m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£363

LondonSan Juan

LHR London Heathrow - SJU San Juan Luis Munoz Marin Intl

LHRSJU

London Heathrow

Wed 2/12

07:25-19:52

1 stop16h 27m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£390

LondonSan Juan

LHR London Heathrow - SJU San Juan Luis Munoz Marin Intl

LHRSJU

London Heathrow

Wed 11/11

07:25-20:48

1 stop17h 23m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£391

LondonSan Juan

STN London Stansted - SJU San Juan Luis Munoz Marin Intl

STNSJU

London Stansted

Sun 22/11

07:45-08:39

2 stops28h 54m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£391

LondonSan Juan

SEN London Southend - SJU San Juan Luis Munoz Marin Intl

SENSJU

London Southend

Mon 23/11

07:20-09:53

3 stops54h 33m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£393

LondonSan Juan

LHR London Heathrow - SJU San Juan Luis Munoz Marin Intl

LHRSJU

London Heathrow

Tue 24/11

07:25-18:40

1 stop15h 15m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£394

LondonSan Juan

LHR London Heathrow - SJU San Juan Luis Munoz Marin Intl

LHRSJU

London Heathrow

Sat 31/10

08:05-19:42

1 stop15h 37m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£394

LondonSan Juan

LGW London Gatwick - SJU San Juan Luis Munoz Marin Intl

LGWSJU

London Gatwick

Thu 3/12

11:00-02:42

1 stop19h 42m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£397

LondonSan Juan

LHR London Heathrow - SJU San Juan Luis Munoz Marin Intl

LHRSJU

London Heathrow

Fri 5/2

09:20-23:50

1 stop18h 30m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£398

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from London to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from London with our price prediction graph.

LHR-SJU

LGW-SJU

LCY-SJU

LHR-BQN

STN-SJU

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Puerto Rico

LON-PR0

LHR-SJU

LGW-SJU

LCY-SJU

LHR-BQN

What is the cheapest month to book a flight from London to Puerto Rico?

Currently, February is the cheapest month in which you can book a flight from London to Puerto Rico (average of £521). Flying from London to Puerto Rico in December is currently the most expensive (average of £942). 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.

How far ahead should I book a flight from London to Puerto Rico?

The price you pay for your flight from London to Puerto Rico may vary depending on when you book. For the best chance of a lower fare, look to book 42 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Puerto Rico

Check out reviews from past customers who have flown with Virgin Atlantic,JetBlue, andIberia from London to Puerto Rico to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Virgin Atlantic

7.4

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Virgin Atlantic

7.4

Good

694 reviews

Virgin Atlantic

7.4

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

JetBlue

7.1

Good

3,038 reviews

Virgin Atlantic

7.4

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Iberia

7.0

Good

3,248 reviews

Virgin Atlantic

7.4

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Icelandair

6.9

Okay

743 reviews

Virgin Atlantic

7.4

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Avianca

6.5

Okay

2,551 reviews

Virgin Atlantic

7.4

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Related info for your journey

How long is the flight from London to Puerto Rico?
There are many flights that can get you from London to Puerto Rico in 15h 31m. Fly via JetBlue, TAP AIR PORTUGAL, or Iberia to get the fastest option. The distance from London to Puerto Rico is about 4179 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most popular routes from London to Puerto Rico?
When deciding which route to take from London to Puerto Rico consider London Heathrow - San Juan Luis Munoz Marin Intl, London Gatwick - San Juan Luis Munoz Marin Intl or London City - San Juan Luis Munoz Marin Intl as they are the most popular.
Can I find deals for flights from London to Puerto Rico that include hotel bookings?
Yes. In addition to deals on London to Puerto Rico flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Puerto Rico?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Puerto Rico.
Can I find deals for business class flights from London to Puerto Rico?
Yes. Cheapflights offers flight deals from London to Puerto Rico by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London to Puerto Rico?
Currently, February is the cheapest month in which you can book a flight from London to Puerto Rico (average of £521). Flying from London to Puerto Rico in December is currently the most expensive (average of £942). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Puerto Rico

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Top 5 airlines flying from London to Puerto Rico

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	Cheapest£331	Average£1,136	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
JetBlue	Cheapest£414	Average£692	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Icelandair	Cheapest£482	Average£845	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
British Airways	Cheapest£840	Average£1,069	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Iberia	Cheapest£887	Average£1,071	FlexibilityNo cancel fee	On-time77%	Search Iberia flights

Fly with Cheapflights

How does Cheapflights help users find flights from London to Puerto Rico?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Puerto Rico from London today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from London to Puerto Rico?

Millions of users choose and trust Cheapflights to book the best flight deals from London to Puerto Rico for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from London to Puerto Rico with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Puerto Rico, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from London to Puerto Rico become cheaper?

Yes, Cheapflights offers price alerts on London to Puerto Rico flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from London to Puerto Rico from £322

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Puerto Rico

Cheapest flights from London to Puerto RicoExplore the most affordable flight options available from London to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Explore the most affordable flight options available from London to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Best flights from London to Puerto RicoDiscover carefully curated flight deals from London to Puerto Rico that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Discover carefully curated flight deals from London to Puerto Rico that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Last-minute flights from London to Puerto RicoDiscover last-minute flight deals from London to Puerto Rico. Data last updated 15 September 2026 and is based on user searches.

Discover last-minute flight deals from London to Puerto Rico. Data last updated 15 September 2026 and is based on user searches.

One-way flights from London to Puerto RicoSearch for one-way flight options from London to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

Search for one-way flight options from London to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

Find flight deals from London to Puerto Rico

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Puerto Rico that are best for you.

Best time to book a flight from London to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from London with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from London to Puerto Rico?

How far ahead should I book a flight from London to Puerto Rico?

The price you pay for your flight from London to Puerto Rico may vary depending on when you book. For the best chance of a lower fare, look to book 42 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Puerto Rico

Check out reviews from past customers who have flown with Virgin Atlantic,JetBlue, andIberia from London to Puerto Rico to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from London to Puerto Rico?

What are the most popular routes from London to Puerto Rico?

Can I find deals for flights from London to Puerto Rico that include hotel bookings?

How can I find direct flights from London to Puerto Rico?

Can I find deals for business class flights from London to Puerto Rico?

What is the cheapest month to book a flight from London to Puerto Rico?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Puerto Rico by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from London to Puerto Rico by cabin class

Find flights from London to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.

London and Puerto Rico flights

Browse other London and Puerto Rico flight options. Last updated on 15 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

London to Puerto Rico flights

Consider these flights travelling from London to Puerto Rico.

Top 5 airlines flying from London to Puerto Rico

Fly with Cheapflights

How does Cheapflights help users find flights from London to Puerto Rico?

Why should you use Cheapflights to find cheap flight tickets from London to Puerto Rico?

Can Cheapflights find flights from London to Puerto Rico with no change fees?

Can Cheapflights notify me if prices for flights from London to Puerto Rico become cheaper?

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Travel Smart

Cheapest flights from London to Puerto Rico
Explore the most affordable flight options available from London to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Best flights from London to Puerto Rico
Discover carefully curated flight deals from London to Puerto Rico that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Last-minute flights from London to Puerto Rico
Discover last-minute flight deals from London to Puerto Rico. Data last updated 15 September 2026 and is based on user searches.

One-way flights from London to Puerto Rico
Search for one-way flight options from London to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.