Which airlines fly to Puerto Rico?

JetBlue, Iberia and Icelandair are the top three most popular airlines that fly to Puerto Rico from London according to our data. JetBlue is the first choice among our users, with 76% of people opting to fly with this airline when travelling to Puerto Rico. Keep in mind that there are 4 different airlines that fly to Puerto Rico on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from London to Puerto Rico?

JetBlue and TAP AIR PORTUGAL are the most popular carriers operating from London to Puerto Rico

When did momondo last update prices for flights from London to Puerto Rico?

Prices for flights from London to Puerto Rico are refreshed on a daily basis.

How many operators does momondo search for flights from London to Puerto Rico?

As of October 2026, there are 4 operators available to choose from for flights from London to Puerto Rico.

How old do you have to be to fly from London to Puerto Rico?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Puerto Rico.

What documentation or ID do you need to fly to Puerto Rico?

The necessary travel and health documents for your Puerto Rico trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£339 Cheap Flights from London to Puerto Rico in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London to Puerto Rico

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

12:15 - 02:52LHR London Heathrow-BQN Aguadilla Borinquen

18h 37m2 stops Reykjavik Keflavik Intl Orlando

03:47 - 10:50BQN Aguadilla Borinquen-LHR London Heathrow

27h 03m2 stops Orlando Reykjavik Keflavik Intl

£591Multiple Airlines

Tue, 8 Dec - Thu, 10 Dec

06:30 - 00:59LHR London Heathrow-SJU San Juan Luis Munoz Marin Intl

22h 29m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

03:55 - 06:25SJU San Juan Luis Munoz Marin Intl-LHR London Heathrow

22h 30m2 stops Orlando Atlanta Hartsfield-Jackson

£592Multiple Airlines

Tue, 10 Nov - Mon, 16 Nov

07:45 - 20:48LHR London Heathrow-SJU San Juan Luis Munoz Marin Intl

17h 03m1 stop New York John F Kennedy Intl

13:55 - 09:30SJU San Juan Luis Munoz Marin Intl-LHR London Heathrow

15h 35m1 stop New York John F Kennedy Intl

£629JetBlue

Sun, 1 Nov - Mon, 9 Nov

09:20 - 01:13LHR London Heathrow-SJU San Juan Luis Munoz Marin Intl

19h 53m1 stop Boston Logan Intl

07:00 - 06:55SJU San Juan Luis Munoz Marin Intl-LHR London Heathrow

19h 55m1 stop Boston Logan Intl

£650JetBlue

Tue, 10 Nov - Tue, 17 Nov

09:15 - 20:00LHR London Heathrow-SJU San Juan Luis Munoz Marin Intl

14h 45m1 stop Madrid Barajas

21:35 - 17:15SJU San Juan Luis Munoz Marin Intl-LHR London Heathrow

15h 40m1 stop Madrid Barajas

£684Iberia

Mon, 18 Jan - Wed, 27 Jan

20:35 - 01:53LHR London Heathrow-SJU San Juan Luis Munoz Marin Intl

33h 18m2 stops Reykjavik Keflavik Intl New York John F Kennedy Intl

10:43 - 10:50SJU San Juan Luis Munoz Marin Intl-LHR London Heathrow

20h 07m2 stops New York John F Kennedy Intl Reykjavik Keflavik Intl

£750Icelandair

Tue, 12 Jan - Tue, 26 Jan

19:40 - 16:40LGW London Gatwick-SJU San Juan Luis Munoz Marin Intl

25h 00m1 stop Madrid Barajas

18:10 - 10:50SJU San Juan Luis Munoz Marin Intl-LGW London Gatwick

12h 40m1 stop Madrid Barajas

£755Iberia

Fri, 5 Feb - Mon, 15 Feb

20:35 - 10:22LHR London Heathrow-SJU San Juan Luis Munoz Marin Intl

41h 47m2 stops Reykjavik Keflavik Intl Boston Logan Intl

06:01 - 10:50SJU San Juan Luis Munoz Marin Intl-LHR London Heathrow

24h 49m2 stops Boston Logan Intl Reykjavik Keflavik Intl

£767Icelandair

Mon, 18 Jan - Sun, 31 Jan

07:30 - 16:40LHR London Heathrow-SJU San Juan Luis Munoz Marin Intl

13h 10m1 stop Madrid Barajas

21:30 - 14:55SJU San Juan Luis Munoz Marin Intl-LHR London Heathrow

13h 25m1 stop Madrid Barajas

£1,055British Airways

Fri, 26 Feb - Fri, 26 Feb

06:30 - 23:59LHR London Heathrow-SJU San Juan Luis Munoz Marin Intl

21h 29m2 stops Dublin Philadelphia

15:14 - 08:15SJU San Juan Luis Munoz Marin Intl-LHR London Heathrow

13h 01m1 stop Miami

£1,056British Airways

Thu, 7 Jan - Thu, 21 Jan

Cheap last-minute flights

Enter your travel dates to find the best prices.

08:40 - 23:49LHR London Heathrow-SJU San Juan Luis Munoz Marin Intl

20h 09m1 stop Boston Logan Intl

06:00 - 06:55SJU San Juan Luis Munoz Marin Intl-LHR London Heathrow

20h 55m1 stop Boston Logan Intl

£820TAP AIR PORTUGAL

Tue, 20 Oct - Wed, 28 Oct

14:00 - 09:18LGW London Gatwick-SJU San Juan Luis Munoz Marin Intl

24h 18m1 stop Orlando

18:42 - 10:00SJU San Juan Luis Munoz Marin Intl-LGW London Gatwick

34h 18m1 stop Orlando

£834Multiple Airlines

Thu, 15 Oct - Wed, 21 Oct

10:00 - 02:09LGW London Gatwick-SJU San Juan Luis Munoz Marin Intl

21h 09m2 stops Madrid Barajas Miami

00:59 - 16:25SJU San Juan Luis Munoz Marin Intl-LGW London Gatwick

34h 26m3 stops Philadelphia Miami Madrid Barajas

£900Multiple Airlines

Fri, 16 Oct - Thu, 22 Oct

14:00 - 09:18LGW London Gatwick-SJU San Juan Luis Munoz Marin Intl

24h 18m1 stop Orlando

03:00 - 10:00SJU San Juan Luis Munoz Marin Intl-LGW London Gatwick

26h 00m1 stop Orlando

£922Multiple Airlines

Fri, 16 Oct - Thu, 22 Oct

08:40 - 23:49LHR London Heathrow-SJU San Juan Luis Munoz Marin Intl

20h 09m1 stop Boston Logan Intl

06:20 - 06:30SJU San Juan Luis Munoz Marin Intl-LHR London Heathrow

19h 10m1 stop Boston Logan Intl

£1,143JetBlue

Fri, 16 Oct - Fri, 23 Oct

21:25 - 13:58LHR London Heathrow-SJU San Juan Luis Munoz Marin Intl

45h 33m2 stops Reykjavik Keflavik Intl New York John F Kennedy Intl

11:20 - 19:30SJU San Juan Luis Munoz Marin Intl-LHR London Heathrow

28h 10m2 stops New York John F Kennedy Intl Reykjavik Keflavik Intl

£3,604Icelandair

Sun, 18 Oct - Tue, 17 Nov

13:05 - 11:29LHR London Heathrow-SJU San Juan Luis Munoz Marin Intl

27h 24m2 stops Reykjavik Keflavik Intl New York John F Kennedy Intl

11:20 - 19:30SJU San Juan Luis Munoz Marin Intl-LHR London Heathrow

28h 10m2 stops New York John F Kennedy Intl Reykjavik Keflavik Intl

£3,639Icelandair

Thu, 15 Oct - Tue, 17 Nov

21:25 - 13:48LHR London Heathrow-SJU San Juan Luis Munoz Marin Intl

45h 23m2 stops Reykjavik Keflavik Intl New York John F Kennedy Intl

13:55 - 19:30SJU San Juan Luis Munoz Marin Intl-LHR London Heathrow

25h 35m2 stops New York John F Kennedy Intl Reykjavik Keflavik Intl

£3,641Icelandair

Fri, 16 Oct - Tue, 17 Nov

08:40 - 23:49LHR London Heathrow-SJU San Juan Luis Munoz Marin Intl

20h 09m1 stop Boston Logan Intl

07:00 - 06:55SJU San Juan Luis Munoz Marin Intl-LHR London Heathrow

19h 55m1 stop Boston Logan Intl

£4,409JetBlue

Mon, 19 Oct - Tue, 17 Nov

08:40 - 23:49LHR London Heathrow-SJU San Juan Luis Munoz Marin Intl

20h 09m1 stop Boston Logan Intl

07:00 - 06:55SJU San Juan Luis Munoz Marin Intl-LHR London Heathrow

19h 55m1 stop Boston Logan Intl

£4,932JetBlue

Thu, 15 Oct - Tue, 17 Nov

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JetBlue flights from London to Puerto Rico

Our best JetBlue deals on London to Puerto Rico flight tickets

JetBlue

1 Nov

LHR07:45London Heathrow

17h 03m

1 stop

SJU20:48San Juan Luis Munoz Marin Intl

9 Nov

SJU13:55San Juan Luis Munoz Marin Intl

15h 35m

1 stop

LHR09:30London Heathrow

£629

JetBlue

25 Nov

LHR09:20London Heathrow

30h 48m

1 stop

SJU12:08San Juan Luis Munoz Marin Intl

7 Dec

SJU17:18San Juan Luis Munoz Marin Intl

33h 37m

1 stop

LHR06:55London Heathrow

£650

JetBlue

2 Dec

LHR09:20London Heathrow

14h 07m

1 stop

SJU19:27San Juan Luis Munoz Marin Intl

13 Dec

SJU07:00San Juan Luis Munoz Marin Intl

19h 55m

1 stop

LHR06:55London Heathrow

£651

Iberia flights from London to Puerto Rico

Our best Iberia deals on London to Puerto Rico flight tickets

Iberia

5 Feb

LGW19:40London Gatwick

25h 00m

1 stop

SJU16:40San Juan Luis Munoz Marin Intl

15 Feb

SJU18:10San Juan Luis Munoz Marin Intl

12h 40m

1 stop

LGW10:50London Gatwick

£755

Iberia

24 Oct

LHR12:15London Heathrow

28h 16m

1 stop

SJU11:31San Juan Luis Munoz Marin Intl

31 Oct

SJU18:10San Juan Luis Munoz Marin Intl

12h 25m

1 stop

LHR10:35London Heathrow

£987

Iberia

26 Oct

LGW19:40London Gatwick

25h 00m

1 stop

SJU16:40San Juan Luis Munoz Marin Intl

1 Nov

SJU21:35San Juan Luis Munoz Marin Intl

17h 25m

1 stop

LGW19:00London Gatwick

£1,962

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonAguadilla

LHR London Heathrow - BQN Aguadilla Borinquen

LHRBQN

London Heathrow

Tue 8/12

12:15-02:52

2 stops18h 37m

Aguadilla Borinquen

Thu 10/12

03:47-10:50

2 stops27h 03m

£591

LondonSan Juan

LHR London Heathrow - SJU San Juan Luis Munoz Marin Intl

LHRSJU

London Heathrow

Tue 10/11

06:30-00:59

2 stops22h 29m

San Juan Luis Munoz Marin Intl

Mon 16/11

03:55-06:25

2 stops22h 30m

£592

LondonSan Juan

LHR London Heathrow - SJU San Juan Luis Munoz Marin Intl

LHRSJU

London Heathrow

Sun 1/11

07:45-20:48

1 stop17h 03m

San Juan Luis Munoz Marin Intl

Mon 9/11

13:55-09:30

1 stop15h 35m

£629

LondonSan Juan

LHR London Heathrow - SJU San Juan Luis Munoz Marin Intl

LHRSJU

London Heathrow

Tue 10/11

09:20-01:13

1 stop19h 53m

San Juan Luis Munoz Marin Intl

Tue 17/11

07:00-06:55

1 stop19h 55m

£650

LondonSan Juan

LHR London Heathrow - SJU San Juan Luis Munoz Marin Intl

LHRSJU

London Heathrow

Mon 18/1

09:15-20:00

1 stop14h 45m

San Juan Luis Munoz Marin Intl

Wed 27/1

21:35-17:15

1 stop15h 40m

£684

LondonSan Juan

LHR London Heathrow - SJU San Juan Luis Munoz Marin Intl

LHRSJU

London Heathrow

Tue 12/1

20:35-01:53

2 stops33h 18m

San Juan Luis Munoz Marin Intl

Tue 26/1

10:43-10:50

2 stops20h 07m

£750

LondonSan Juan

LGW London Gatwick - SJU San Juan Luis Munoz Marin Intl

LGWSJU

London Gatwick

Fri 5/2

19:40-16:40

1 stop25h 00m

San Juan Luis Munoz Marin Intl

Mon 15/2

18:10-10:50

1 stop12h 40m

£755

LondonSan Juan

LHR London Heathrow - SJU San Juan Luis Munoz Marin Intl

LHRSJU

London Heathrow

Mon 18/1

20:35-10:22

2 stops41h 47m

San Juan Luis Munoz Marin Intl

Sun 31/1

06:01-10:50

2 stops24h 49m

£767

Fastest return journey

LondonSan Juan

LHR London Heathrow - SJU San Juan Luis Munoz Marin Intl

LHRSJU

London Heathrow

Fri 26/2

07:30-16:40

1 stop13h 10m

San Juan Luis Munoz Marin Intl

Fri 26/2

21:30-14:55

1 stop13h 25m

£1,055

LondonSan Juan

LHR London Heathrow - SJU San Juan Luis Munoz Marin Intl

LHRSJU

London Heathrow

Thu 7/1

06:30-23:59

2 stops21h 29m

San Juan Luis Munoz Marin Intl

Thu 21/1

15:14-08:15

1 stop13h 01m

£1,056

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London to Puerto Rico

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Puerto Rico?

In general, February is the cheapest month to fly from London to Puerto Rico. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £537. If you don’t want to visit Puerto Rico in February, then you should wait until May to fly from London, when ticket prices are also cheap, with an average price of £637.

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

You are more likely to see cheaper flights to Puerto Rico from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around £756 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from London for as low as £575 on momondo.

Cheap London to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Puerto Rico

Best price found	£339
Fastest flight time	14h 15m
Direct flights	None

The best one-way flight to Puerto Rico from London in the past 72 hours is £339. The best return flight deal from London to Puerto Rico found on momondo in the last 72 hours is £591.

The fastest flight from London to Puerto Rico takes 14h 15m

There are no direct flights from London to Puerto Rico. There are no popular flight routes from London to Puerto Rico.

Search flight deals

Frequently asked questions about flying from London to Puerto Rico

When did momondo last update prices for flights from London to Puerto Rico?
Prices for flights from London to Puerto Rico are refreshed on a daily basis.
How many operators does momondo search for flights from London to Puerto Rico?
As of October 2026, there are 4 operators available to choose from for flights from London to Puerto Rico.
How old do you have to be to fly from London to Puerto Rico?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Puerto Rico.
What documentation or ID do you need to fly to Puerto Rico?
The necessary travel and health documents for your Puerto Rico trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from London to Puerto Rico

Compare and see reviews for airlines that fly from London to Puerto Rico with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom £428	Free Cancellation	Rating 7.1 3,052 reviews	Search JetBlue flights
Icelandair	PriceFrom £491	Free Cancellation	Rating 6.9 758 reviews	Search Icelandair flights
Iberia	PriceFrom £856	Free Cancellation	Rating 7.0 3,247 reviews	Search Iberia flights
British Airways	PriceFrom £856	Free Cancellation	Rating 6.7 8,261 reviews	Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Puerto Rico?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Puerto Rico for you.

Can I find flights from London to Puerto Rico with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Puerto Rico flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Puerto Rico?

Once you have performed a search for London to Puerto Rico flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to Puerto Rico right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to Puerto Rico now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Puerto Rico and let you know when they change.

An easier way to manage your Puerto Rico trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Start using Trips

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Popular cities

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Airlines

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Complete your trip

Feeling lucky

Popular Cities in Puerto Rico

Flights to San Juanfrom £597

Flights to Aguadillafrom £680

Cheap flights from London to Puerto Rico from £339

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Puerto Rico departing on 2/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from London to Puerto Rico

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

JetBlue flights from London to Puerto Rico

Our best JetBlue deals on London to Puerto Rico flight tickets

Iberia flights from London to Puerto Rico

Our best Iberia deals on London to Puerto Rico flight tickets

momondo Fare Finder

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

See travel insights to Puerto Rico from

How to get the cheapest flight ticket from London to Puerto Rico

What is the cheapest month to fly to Puerto Rico?

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

What is the cheapest airline that flies from London to Puerto Rico?

Which airlines fly to Puerto Rico?

Cheap London to Puerto Rico flight deals and tips

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying from London to Puerto Rico

Best airlines flying from London to Puerto Rico

Compare and see reviews for airlines that fly from London to Puerto Rico with momondo

Why use momondo?

An easier way to manage your Puerto Rico trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Puerto Rico

Popular Cities in Puerto Rico

Popular flights according to clicks in the last 7 days on momondo

London flight routes

According to popular flight searches on momondo this year

Puerto Rico flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to Puerto Rico

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Puerto Rico

List of cabin classes available on flights landing in Puerto Rico. Availability may vary depending on flight origin and airline.

Complete your trip to Puerto Rico

Explore popular destinations other users love

According to popular flight searches on momondo this year