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 15m. 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 Stansted - 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.

£328+ 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 30 October 2026.

Wed 11/1107:25 -

1 stop20h 30m

Wed 18/1101:09 -

2 stops27h 21m

Deal found 25/10£522

Thu 12/1112:20 -

1 stop15h 35m

Thu 19/1101:09 -

2 stops39h 51m

Deal found 25/10£540

Wed 25/1109:50 -

2 stops19h 46m

Sat 28/1118:10 -

1 stop12h 40m

Deal found 27/10£574

Wed 25/1109:50 -

2 stops41h 41m

Tue 1/1221:35 -

1 stop12h 50m

Deal found 27/10£590

Sun 22/1109:40 -

2 stops23h 33m

Sat 28/1118:10 -

1 stop12h 40m

Deal found 27/10£593

Thu 26/1111:00 -

1 stop19h 24m

Sat 28/1118:10 -

1 stop12h 40m

Deal found 27/10£597

Tue 17/1106:00 -

2 stops21h 38m

Tue 24/1111:38 -

2 stops31h 02m

Deal found 28/10£599

Sun 8/1106:30 -

2 stops21h 08m

Thu 19/1116:52 -

1 stop15h 48m

Deal found 29/10£620

Mon 9/1120:25 -

2 stops31h 13m

Thu 19/1116:52 -

1 stop15h 48m

Deal found 28/10£621

Thu 12/1116:45 -

2 stops34h 53m

Thu 26/1111:38 -

2 stops24h 07m

Deal found 26/10£625

Thu 12/1107:25 -

1 stop17h 23m

Thu 26/1115:50 -

1 stop13h 40m

Deal found 27/10£625

Sat 21/1112:15 -

2 stops26h 18m

Tue 24/1103:42 -

2 stops35h 48m

Deal found 29/10£627

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 30 October 2026.

Tue 10/1107:45 -

2 stops35h 18m

Tue 24/1118:10 -

1 stop16h 05m

Deal found 26/10£663

Fri 15/108:05 -

1 stop17h 50m

Sat 30/110:43 -

1 stop18h 47m

Deal found 25/10£669

Thu 12/1116:30 -

2 stops36h 43m

Thu 26/1106:05 -

2 stops35h 30m

Deal found 26/10£878

Thu 26/1106:30 -

2 stops24h 57m

Sat 5/1215:00 -

2 stops21h 30m

Deal found 27/10£916

Wed 11/1107:30 -

2 stops20h 27m

Wed 18/1101:09 -

1 stop15h 26m

Deal found 28/10£1,060

Thu 12/1111:00 -

1 stop27h 15m

Wed 25/1103:55 -

1 stop22h 55m

Deal found 27/10£666

Wed 25/1109:20 -

1 stop14h 15m

Fri 4/1214:45 -

1 stop12h 10m

Deal found 28/10£672

Sun 6/1206:55 -

3 stops23h 03m

Thu 10/1218:20 -

2 stops23h 45m

Deal found 27/10£688

Fri 29/112:20 -

1 stop15h 09m

Thu 11/205:15 -

1 stop12h 25m

Deal found 30/10£729

Wed 3/207:45 -

1 stop16h 15m

Sat 13/221:35 -

1 stop12h 40m

Deal found 30/10£695

Sat 27/206:00 -

2 stops24h 02m

Tue 2/306:50 -

2 stops25h 50m

Deal found 26/10£878

Sun 31/112:20 -

1 stop15h 09m

Thu 11/205:15 -

1 stop12h 25m

Deal found 30/10£729

Wed 25/1117:25 -

2 stops29h 15m

Fri 4/1214:45 -

2 stops21h 45m

Deal found 27/10£928

Tue 17/1116:35 -

3 stops35h 03m

Tue 24/1112:50 -

2 stops21h 25m

Deal found 28/10£700

Tue 2/210:40 -

2 stops28h 49m

Tue 2/307:15 -

3 stops46h 10m

Deal found 30/10£884

Thu 12/1106:50 -

1 stop17h 10m

Thu 26/1121:35 -

1 stop19h 15m

Deal found 27/10£715

Tue 10/1107:30 -

2 stops20h 27m

Wed 18/1101:09 -

2 stops27h 21m

Deal found 25/10£1,061

Thu 31/1210:55 -

2 stops26h 53m

Sat 16/106:01 -

2 stops23h 54m

Deal found 27/10£965

Wed 11/1107:25 -

1 stop20h 30m

Thu 19/1105:05 -

1 stop12h 35m

Deal found 27/10£812

Sat 27/318:30 -

2 stops43h 24m

Sun 4/405:10 -

2 stops36h 45m

Deal found 29/10£920

Thu 4/207:45 -

1 stop16h 15m

Sat 13/221:35 -

1 stop12h 40m

Deal found 30/10£725

Thu 31/1210:55 -

2 stops26h 53m

Tue 12/106:01 -

2 stops23h 54m

Deal found 28/10£970

Thu 12/1107:30 -

2 stops20h 27m

Sun 15/1101:09 -

1 stop27h 16m

Deal found 28/10£1,079

Thu 12/1112:20 -

1 stop15h 35m

Sat 21/1105:05 -

1 stop12h 35m

Deal found 25/10£815

Wed 25/1116:35 -

2 stops61h 21m

Fri 4/1206:15 -

2 stops29h 30m

Deal found 26/10£925

Thu 7/117:20 -

2 stops60h 34m

Thu 21/106:01 -

2 stops30h 19m

Deal found 26/10£971

Thu 31/1206:00 -

2 stops18h 00m

Sat 16/121:35 -

1 stop19h 15m

Deal found 27/10£750

Sat 21/1116:35 -

2 stops36h 05m

Sat 28/1116:43 -

2 stops23h 57m

Deal found 28/10£950

Thu 10/1207:45 -

1 stop16h 15m

Thu 17/1221:35 -

1 stop20h 25m

Deal found 26/10£780

Tue 1/1217:20 -

2 stops29h 04m

Tue 8/1206:01 -

2 stops23h 54m

Deal found 27/10£1,049

Find flight deals from London to Puerto Rico

Round-trip from	£522
One-way from	£328
Popular in	December
Cheapest in	February
Average price	£615

Air Canada
11/11-18/11
3 total stops
47h 51m total
London to Puerto Rico

Search Deals

18/11-31/12
2 total stops
19h 09m total
London to Puerto Rico

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (£29 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 October 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

Fri 13/11

20:50-12:36

3 stops43h 46m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£355

LondonSan Juan

LTN London Luton - SJU San Juan Luis Munoz Marin Intl

LTNSJU

London Luton

Wed 9/12

07:30-01:58

3 stops46h 28m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£370

LondonSan Juan

LTN London Luton - SJU San Juan Luis Munoz Marin Intl

LTNSJU

London Luton

Mon 7/12

14:50-01:58

2 stops39h 08m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£373

LondonSan Juan

LTN London Luton - SJU San Juan Luis Munoz Marin Intl

LTNSJU

London Luton

Fri 13/11

15:35-12:36

2 stops49h 01m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£375

LondonSan Juan

STN London Stansted - SJU San Juan Luis Munoz Marin Intl

STNSJU

London Stansted

Fri 6/11

21:15-12:36

2 stops43h 21m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£388

LondonSan Juan

LTN London Luton - SJU San Juan Luis Munoz Marin Intl

LTNSJU

London Luton

Fri 6/11

15:35-12:36

2 stops49h 01m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£392

LondonSan Juan

LGW London Gatwick - SJU San Juan Luis Munoz Marin Intl

LGWSJU

London Gatwick

Thu 5/11

11:00-15:24

2 stops32h 24m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£402

LondonSan Juan

LTN London Luton - SJU San Juan Luis Munoz Marin Intl

LTNSJU

London Luton

Wed 18/11

06:50-12:36

3 stops33h 46m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£417

LondonSan Juan

STN London Stansted - SJU San Juan Luis Munoz Marin Intl

STNSJU

London Stansted

Sat 7/11

14:30-23:38

3 stops37h 08m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£419

LondonSan Juan

LHR London Heathrow - SJU San Juan Luis Munoz Marin Intl

LHRSJU

London Heathrow

Fri 13/11

09:20-01:13

1 stop19h 53m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£422

Flights are sorted by cheapest return flights first.

Deals found on 29/10

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.

LGW-SJU

LHR-SJU

STN-SJU

LTN-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

LGW-SJU

LHR-SJU

STN-SJU

LTN-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 £530). Flying from London to Puerto Rico in December is currently the most expensive (average of £976). 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

2,388 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

2,388 reviews

TAP AIR PORTUGAL

7.2

Good

2,388 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

3,075 reviews

TAP AIR PORTUGAL

7.2

Good

2,388 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

3,242 reviews

TAP AIR PORTUGAL

7.2

Good

2,388 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

764 reviews

TAP AIR PORTUGAL

7.2

Good

2,388 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

2,549 reviews

TAP AIR PORTUGAL

7.2

Good

2,388 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 15m. 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 Stansted - 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 £530). Flying from London to Puerto Rico in December is currently the most expensive (average of £976). 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 4 airlines flying from London to Puerto Rico

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest£420	Average£646	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Icelandair	Cheapest£487	Average£679	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Iberia	Cheapest£849	Average£1,036	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
British Airways	Cheapest£850	Average£1,082	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 £328

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/11. 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 30 October 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 30 October 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 30 October 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 30 October 2026.

Last-minute flights from London to Puerto RicoDiscover last-minute flight deals from London to Puerto Rico. Data last updated 30 October 2026 and is based on user searches.

Discover last-minute flight deals from London to Puerto Rico. Data last updated 30 October 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 30 October 2026.

Search for one-way flight options from London to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated 30 October 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 30 October 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 4 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 30 October 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 30 October 2026.

Last-minute flights from London to Puerto Rico
Discover last-minute flight deals from London to Puerto Rico. Data last updated 30 October 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 30 October 2026.