How long is the flight from London to Puerto Rico?

There are many flights that can get you from London to Puerto Rico in 14h 05m. Fly via JetBlue, TAP AIR PORTUGAL, or Turkish Airlines 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 British Airways 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.

£315+ 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 5 November 2026.

Wed 18/1107:25 -

1 stop17h 23m

Mon 23/1112:44 -

1 stop16h 46m

Deal found 3/11£583

Wed 18/1109:50 -

2 stops19h 09m

Wed 25/1122:21 -

1 stop28h 29m

Deal found 3/11£598

Wed 2/1218:40 -

2 stops35h 18m

Tue 8/1203:28 -

2 stops34h 22m

Deal found 2/11£600

Wed 18/1109:50 -

2 stops19h 09m

Fri 27/1121:30 -

1 stop31h 30m

Deal found 31/10£614

Fri 6/1115:30 -

2 stops49h 06m

Sun 13/1221:35 -

1 stop21h 20m

Deal found 4/11£623

Thu 26/1111:00 -

2 stops30h 00m

Sun 13/1218:20 -

2 stops20h 55m

Deal found 3/11£626

Fri 6/1115:30 -

2 stops49h 06m

Wed 9/1221:35 -

1 stop17h 05m

Deal found 4/11£626

Mon 16/1121:30 -

2 stops45h 33m

Mon 30/1121:35 -

1 stop12h 40m

Deal found 1/11£635

Mon 16/1116:35 -

2 stops35h 03m

Mon 30/1105:19 -

3 stops30h 26m

Deal found 1/11£640

Wed 18/1107:25 -

1 stop17h 23m

Tue 24/1115:50 -

1 stop13h 40m

Deal found 3/11£642

Fri 4/1208:55 -

2 stops21h 03m

Sun 13/1203:28 -

1 stop23h 02m

Deal found 1/11£644

Tue 10/1106:30 -

2 stops21h 08m

Thu 19/1116:52 -

1 stop15h 48m

Deal found 2/11£646

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 5 November 2026.

Thu 4/207:45 -

2 stops37h 10m

Sun 7/218:20 -

2 stops22h 30m

Deal found 4/11£582

Mon 1/209:20 -

1 stop14h 05m

Thu 4/215:05 -

1 stop11h 48m

Deal found 4/11£703

Mon 1/208:15 -

2 stops31h 14m

Thu 4/206:01 -

2 stops25h 24m

Deal found 1/11£880

Thu 7/117:20 -

2 stops60h 34m

Thu 21/106:01 -

2 stops30h 19m

Deal found 4/11£985

Tue 2/211:35 -

1 stop12h 25m

Sun 7/218:10 -

1 stop12h 40m

Deal found 31/10£1,070

Thu 28/109:30 -

2 stops18h 27m

Sun 31/101:09 -

2 stops26h 46m

Deal found 1/11£1,071

Thu 28/106:15 -

1 stop14h 25m

Sun 31/118:10 -

1 stop17h 15m

Deal found 31/10£651

Thu 28/106:00 -

2 stops18h 00m

Sun 31/118:10 -

1 stop22h 40m

Deal found 31/10£680

Thu 31/1207:25 -

1 stop17h 40m

Tue 12/110:43 -

1 stop18h 47m

Deal found 3/11£754

Wed 20/112:20 -

1 stop15h 05m

Wed 27/101:09 -

2 stops25h 21m

Deal found 4/11£704

Tue 2/312:20 -

1 stop18h 33m

Wed 10/310:46 -

1 stop18h 44m

Deal found 3/11£776

Mon 1/221:35 -

3 stops41h 54m

Sat 6/206:15 -

2 stops23h 35m

Deal found 1/11£888

Fri 9/421:30 -

2 stops24h 40m

Sat 24/418:35 -

2 stops21h 15m

Deal found 2/11£715

Thu 7/116:00 -

2 stops47h 29m

Thu 21/106:01 -

2 stops23h 49m

Deal found 3/11£903

Tue 2/312:20 -

1 stop18h 33m

Fri 12/310:46 -

1 stop18h 44m

Deal found 3/11£857

Wed 18/1121:30 -

3 stops30h 08m

Wed 25/1116:35 -

2 stops24h 15m

Deal found 3/11£729

Fri 2/406:00 -

2 stops35h 31m

Sat 10/407:00 -

2 stops30h 50m

Deal found 4/11£911

Mon 3/510:10 -

2 stops27h 58m

Wed 26/506:30 -

2 stops21h 35m

Deal found 31/10£1,139

Thu 24/1213:40 -

2 stops38h 10m

Fri 8/106:15 -

2 stops35h 20m

Deal found 1/11£917

Thu 24/1210:35 -

1 stop19h 48m

Fri 8/112:43 -

1 stop17h 17m

Deal found 31/10£776

Sun 20/1209:20 -

1 stop18h 39m

Sun 27/1223:40 -

1 stop18h 00m

Deal found 4/11£945

Sat 27/319:55 -

2 stops42h 02m

Sun 4/405:10 -

2 stops36h 45m

Deal found 31/10£919

Mon 16/1121:45 -

3 stops29h 53m

Sat 28/1112:50 -

2 stops21h 25m

Deal found 1/11£779

Fri 27/1117:20 -

2 stops29h 30m

Sat 5/1215:00 -

2 stops21h 20m

Deal found 3/11£1,314

Mon 16/1121:45 -

3 stops29h 53m

Tue 15/1210:49 -

2 stops23h 26m

Deal found 2/11£785

Thu 28/107:45 -

1 stop16h 15m

Thu 4/221:35 -

1 stop12h 40m

Deal found 1/11£787

Fri 2/412:45 -

2 stops28h 46m

Sat 10/405:10 -

2 stops23h 40m

Deal found 31/10£1,081

Mon 1/221:30 -

1 stop26h 30m

Sat 6/221:35 -

1 stop20h 30m

Deal found 2/11£810

Wed 25/1112:15 -

2 stops16h 25m

Fri 4/1214:45 -

2 stops16h 05m

Deal found 2/11£825

Tue 2/210:40 -

2 stops28h 49m

Sun 7/206:01 -

2 stops29h 44m

Deal found 31/10£843

Find flight deals from London to Puerto Rico

Round-trip from	£552
One-way from	£315
Popular in	December
Cheapest in	February
Average price	£726

3/2-17/2
4 total stops
48h 22m total
London to Puerto Rico

Search Deals

7/1-31/12
3 total stops
50h 28m total
London to Puerto Rico

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (£28 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 November 2026

Search Deals

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

Thu 7/1

18:10-16:38

3 stops50h 28m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£315

LondonSan Juan

LTN London Luton - SJU San Juan Luis Munoz Marin Intl

LTNSJU

London Luton

Thu 7/1

21:30-16:38

3 stops47h 08m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£337

LondonSan Juan

STN London Stansted - SJU San Juan Luis Munoz Marin Intl

STNSJU

London Stansted

Thu 4/3

19:10-11:25

2 stops44h 15m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£367

LondonSan Juan

LTN London Luton - SJU San Juan Luis Munoz Marin Intl

LTNSJU

London Luton

Mon 23/11

19:10-20:30

3 stops53h 20m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£382

LondonSan Juan

STN London Stansted - SJU San Juan Luis Munoz Marin Intl

STNSJU

London Stansted

Fri 13/11

07:20-23:38

3 stops44h 18m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£395

LondonSan Juan

LTN London Luton - SJU San Juan Luis Munoz Marin Intl

LTNSJU

London Luton

Fri 13/11

20:25-12:36

3 stops44h 11m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£413

LondonSan Juan

LTN London Luton - SJU San Juan Luis Munoz Marin Intl

LTNSJU

London Luton

Wed 7/4

16:05-17:10

3 stops30h 05m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£424

LondonSan Juan

LTN London Luton - SJU San Juan Luis Munoz Marin Intl

LTNSJU

London Luton

Tue 12/1

21:30-02:49

2 stops33h 19m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£426

LondonSan Juan

LGW London Gatwick - SJU San Juan Luis Munoz Marin Intl

LGWSJU

London Gatwick

Mon 23/11

06:25-02:11

3 stops47h 46m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£448

LondonSan Juan

LHR London Heathrow - SJU San Juan Luis Munoz Marin Intl

LHRSJU

London Heathrow

Thu 24/12

12:20-01:17

1 stop16h 57m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£449

Flights are sorted by cheapest return flights first.

Deals found on 31/10

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.

LTN-SJU

LHR-SJU

STN-SJU

LGW-SJU

LHR-BQN

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

LTN-SJU

LHR-SJU

STN-SJU

LGW-SJU

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 £525). Flying from London to Puerto Rico in December is currently the most expensive (average of £963). 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 35 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 TAP AIR PORTUGAL,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.

TAP AIR PORTUGAL

7.2

Good

2,394 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Sergio,Sept 2026

IBZ - LIS

The Boarding process was delayed. Then very slow to get on, so many signs of un-organization. I wouldn't want to fly this airline again...

TAP AIR PORTUGAL

7.2

Good

2,394 reviews

TAP AIR PORTUGAL

7.2

Good

2,394 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Sergio,Sept 2026

IBZ - LIS

The Boarding process was delayed. Then very slow to get on, so many signs of un-organization. I wouldn't want to fly this airline again...

JetBlue

7.1

Good

3,063 reviews

TAP AIR PORTUGAL

7.2

Good

2,394 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Sergio,Sept 2026

IBZ - LIS

The Boarding process was delayed. Then very slow to get on, so many signs of un-organization. I wouldn't want to fly this airline again...

Iberia

7.0

Good

3,240 reviews

TAP AIR PORTUGAL

7.2

Good

2,394 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Sergio,Sept 2026

IBZ - LIS

The Boarding process was delayed. Then very slow to get on, so many signs of un-organization. I wouldn't want to fly this airline again...

Icelandair

6.9

Okay

766 reviews

TAP AIR PORTUGAL

7.2

Good

2,394 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Sergio,Sept 2026

IBZ - LIS

The Boarding process was delayed. Then very slow to get on, so many signs of un-organization. I wouldn't want to fly this airline again...

Avianca

6.5

Okay

2,552 reviews

TAP AIR PORTUGAL

7.2

Good

2,394 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Sergio,Sept 2026

IBZ - LIS

The Boarding process was delayed. Then very slow to get on, so many signs of un-organization. I wouldn't want to fly this airline again...

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 14h 05m. Fly via JetBlue, TAP AIR PORTUGAL, or Turkish Airlines 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 £525). Flying from London to Puerto Rico in December is currently the most expensive (average of £963). 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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London City to Nassau flights

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Gatwick to Road Town flights

Top 3 airlines flying from London to Puerto Rico

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest£415	Average£640	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Iberia	Cheapest£841	Average£1,021	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
British Airways	Cheapest£841	Average£1,071	FlexibilityNo cancel fee	On-time70%	Search British Airways 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 £315

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/1. 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 5 November 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 5 November 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 5 November 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 5 November 2026.

Last-minute flights from London to Puerto RicoDiscover last-minute flight deals from London to Puerto Rico. Data last updated 5 November 2026 and is based on user searches.

Discover last-minute flight deals from London to Puerto Rico. Data last updated 5 November 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 5 November 2026.

Search for one-way flight options from London to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated 5 November 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 35 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 TAP AIR PORTUGAL,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 5 November 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 3 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 5 November 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 5 November 2026.

Last-minute flights from London to Puerto Rico
Discover last-minute flight deals from London to Puerto Rico. Data last updated 5 November 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 5 November 2026.