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Cheap flights from the United Kingdom to Puerto Rico from £277

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Puerto Rico departing on 7/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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Find the cheapest flights from the United Kingdom to Puerto Rico

Recent return flight deals from the United Kingdom to Puerto Rico

Multiple Airlines Logo
06:15 - 16:40MAN-SJU
14h 25m1 stop
Multiple Airlines Logo
21:25 - 17:40SJU-MAN
16h 15m1 stop
£465Multiple Airlines
Find Deal
Mon, 2 Mar - Wed, 11 Mar
Iberia Logo
09:15 - 19:55LHR-SJU
14h 40m1 stop
Iberia Logo
18:10 - 10:35SJU-LHR
12h 25m1 stop
£489Iberia
Find Deal
Tue, 3 Feb - Mon, 9 Feb
Multiple Airlines Logo
14:00 - 01:44LGW-SJU
16h 44m1 stop
Multiple Airlines Logo
02:49 - 10:00SJU-LGW
26h 11m1 stop
£500Multiple Airlines
Find Deal
Tue, 14 Oct - Mon, 20 Oct
Icelandair Logo
08:15 - 16:42LHR-SJU
13h 27m1 stop
Icelandair Logo
06:00 - 06:30SJU-LHR
19h 30m2 stops
£506Icelandair
Find Deal
Tue, 14 Oct - Tue, 21 Oct
JetBlue Logo
12:20 - 02:33LHR-SJU
18h 13m1 stop
JetBlue Logo
16:10 - 09:30SJU-LHR
13h 20m1 stop
£508JetBlue
Find Deal
Mon, 2 Feb - Thu, 12 Feb
JetBlue Logo
12:20 - 01:57LHR-SJU
17h 37m1 stop
JetBlue Logo
15:40 - 09:30SJU-LHR
13h 50m1 stop
£512JetBlue
Find Deal
Mon, 24 Nov - Sat, 6 Dec
Icelandair Logo
12:10 - 09:07EDI-SJU
25h 57m2 stops
Icelandair Logo
21:25 - 10:10SJU-EDI
31h 45m2 stops
£519Icelandair
Find Deal
Mon, 6 Oct - Fri, 17 Oct
British Airways Logo
09:30 - 23:59EDI-SJU
18h 29m2 stops
British Airways Logo
18:42 - 15:10SJU-EDI
16h 28m2 stops
£809British Airways
Find Deal
Wed, 29 Oct - Wed, 5 Nov
Virgin Atlantic Logo
05:45 - 21:58EDI-SJU
20h 13m2 stops
Virgin Atlantic Logo
17:36 - 08:45SJU-EDI
35h 09m1 stop
£1,093Virgin Atlantic
Find Deal
Mon, 9 Mar - Wed, 11 Mar
Virgin Atlantic Logo
05:45 - 19:29EDI-SJU
17h 44m2 stops
Virgin Atlantic Logo
17:36 - 08:45SJU-EDI
35h 09m1 stop
£1,236Virgin Atlantic
Find Deal
Mon, 9 Mar - Wed, 11 Mar

Icelandair flights from United Kingdom to Puerto Rico

Our best Icelandair deals on United Kingdom to Puerto Rico flight tickets
Icelandair
14 Oct
LHR08:15London Heathrow
13h 27m
1 stop
SJU16:42San Juan Luis Munoz Marin Intl
21 Oct
SJU06:00San Juan Luis Munoz Marin Intl
19h 30m
2 stops
LHR06:30London Heathrow
£506
Find similar
Icelandair
6 Oct
EDI12:10Edinburgh Turnhouse
25h 57m
2 stops
SJU09:07San Juan Luis Munoz Marin Intl
17 Oct
SJU21:25San Juan Luis Munoz Marin Intl
31h 45m
2 stops
EDI10:10Edinburgh Turnhouse
£519
Find similar
Icelandair
6 Nov
LHR12:20London Heathrow
19h 28m
1 stop
SJU03:48San Juan Luis Munoz Marin Intl
15 Nov
SJU08:05San Juan Luis Munoz Marin Intl
18h 50m
2 stops
LHR06:55London Heathrow
£536
Find similar

Lufthansa flights from United Kingdom to Puerto Rico

Our best Lufthansa deals on United Kingdom to Puerto Rico flight tickets
Lufthansa
14 Oct
LCY08:45London City
20h 12m
2 stops
SJU23:57San Juan Luis Munoz Marin Intl
21 Oct
SJU13:30San Juan Luis Munoz Marin Intl
24h 05m
2 stops
LCY18:35London City
£1,023
Find similar
Lufthansa
22 Sept
LCY19:10London City
33h 47m
2 stops
SJU23:57San Juan Luis Munoz Marin Intl
30 Sept
SJU13:30San Juan Luis Munoz Marin Intl
37h 40m
2 stops
LCY08:10London City
£4,941
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Puerto Rico 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, momondo users made 279,928 searches. Data last updated 16 September 2025.
Use the filters below to find and compare flights from the United Kingdom to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ManchesterSan Juan

MAN - SJU

MANSJU

Manchester

Mon 2/3

06:15-16:40

1 stop14h 25m

San Juan Luis Munoz Marin Intl

Wed 11/3

21:25-17:40

1 stop16h 15m

£465

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Tue 3/2

09:15-19:55

1 stop14h 40m

San Juan Luis Munoz Marin Intl

Mon 9/2

18:10-10:35

1 stop12h 25m

£489

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Tue 14/10

14:00-01:44

1 stop16h 44m

San Juan Luis Munoz Marin Intl

Mon 20/10

02:49-10:00

1 stop26h 11m

£500

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Tue 14/10

08:15-16:42

1 stop13h 27m

San Juan Luis Munoz Marin Intl

Tue 21/10

06:00-06:30

2 stops19h 30m

£506

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Mon 2/2

12:20-02:33

1 stop18h 13m

San Juan Luis Munoz Marin Intl

Thu 12/2

16:10-09:30

1 stop13h 20m

£508

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Mon 24/11

12:20-01:57

1 stop17h 37m

San Juan Luis Munoz Marin Intl

Sat 6/12

15:40-09:30

1 stop13h 50m

£512

EdinburghSan Juan

EDI - SJU

EDISJU

Edinburgh Turnhouse

Mon 6/10

12:10-09:07

2 stops25h 57m

San Juan Luis Munoz Marin Intl

Fri 17/10

21:25-10:10

2 stops31h 45m

£519

EdinburghSan Juan

EDI - SJU

EDISJU

Edinburgh Turnhouse

Wed 29/10

09:30-23:59

2 stops18h 29m

San Juan Luis Munoz Marin Intl

Wed 5/11

18:42-15:10

2 stops16h 28m

£809

EdinburghSan Juan

EDI - SJU

EDISJU

Edinburgh Turnhouse

Mon 9/3

05:45-21:58

2 stops20h 13m

San Juan Luis Munoz Marin Intl

Wed 11/3

17:36-08:45

1 stop35h 09m

£1,093

EdinburghSan Juan

EDI - SJU

EDISJU

Edinburgh Turnhouse

Mon 9/3

05:45-19:29

2 stops17h 44m

San Juan Luis Munoz Marin Intl

Wed 11/3

17:36-08:45

1 stop35h 09m

£1,236

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Puerto Rico from

How to get the cheapest flight ticket from United Kingdom 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

What is the cheapest month to fly to Puerto Rico?

In general, September is the cheapest month to fly from United Kingdom to Puerto Rico. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £536. If you don’t want to visit Puerto Rico in September, then you should wait until January to fly from United Kingdom, when ticket prices are also cheap, with an average price of £551.

What is the cheapest day to depart on your flight to Puerto Rico?

According to our data, Monday is the cheapest day to fly to Puerto Rico from United Kingdom. The lowest ticket price found for a Monday departure recently was £474. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Puerto Rico is Friday, with ticket prices averaging around £634.

What is the cheapest time of day to depart on your flight to Puerto Rico?

Flying to Puerto Rico from United Kingdom in the morning is the least expensive time of day to depart. momondo users have found prices as low as £561 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £716 on average. Flights to Puerto Rico from United Kingdom in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to Puerto Rico from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around £630 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 United Kingdom for as low as £508 on momondo.

Can stopping save me money on United Kingdom to Puerto Rico flights?

You could potentially save up to 48% on your flight if you consider stops on a United Kingdom to Puerto Rico flight.

Cheap United Kingdom to Puerto Rico flight deals and tips

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

Direct flights

None
There are no direct flights from United Kingdom to Puerto Rico. There are no popular flight routes from United Kingdom to Puerto Rico.
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  • When did momondo last update prices for flights from United Kingdom to Puerto Rico?

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

  • How many operators does momondo search for flights from United Kingdom to Puerto Rico?

  • How old do you have to be to fly from United Kingdom 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 United Kingdom 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 United Kingdom to Puerto Rico

Compare and see reviews for airlines that fly from United Kingdom to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom £340Free CancellationRating
7.4
664 reviews
Search Virgin Atlantic flights
JetBluePriceFrom £433Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
IcelandairPriceFrom £444Free CancellationRating
7.0
544 reviews
Search Icelandair flights
FinnairPriceFrom £446Free CancellationRating
7.6
1,324 reviews
Search Finnair flights
IberiaPriceFrom £505Free CancellationRating
7.0
2,924 reviews
Search Iberia flights
British AirwaysPriceFrom £532Free CancellationRating
6.7
7,363 reviews
Search British Airways flights
Aer LingusPriceFrom £648Free CancellationRating
7.2
1,274 reviews
Search Aer Lingus flights
DeltaPriceFrom £762Free CancellationRating
7.9
7,957 reviews
Search Delta flights
KLMPriceFrom £856Free CancellationRating
7.8
1,386 reviews
Search KLM flights

Why use momondo?

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

Finding the right flight to Puerto Rico from United Kingdom is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Puerto Rico quick and easy, saving you time and money.

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

Yes. All flights to Puerto Rico from United Kingdom on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Puerto Rico from United Kingdom. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of United Kingdom to Puerto Rico flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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.
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