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Cheap flights from the United Kingdom to Puerto Rico from £283

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 16/9. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United Kingdom to Puerto Rico

Recent return flight deals from the United Kingdom to Puerto Rico

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:00 - 01:52
LGW
-
SJU
16h 52m
1 stop
Multiple Airlines Logo
21:49 - 10:00
SJU
-
LGW
31h 11m
1 stop
£490Multiple Airlines
Fri, 2 Oct - Sat, 10 Oct
Multiple Airlines Logo
14:00 - 09:35
LGW
-
SJU
24h 35m
1 stop
Multiple Airlines Logo
21:50 - 10:00
SJU
-
LGW
31h 10m
1 stop
£499Multiple Airlines
Wed, 16 Sep - Sat, 26 Sep
JetBlue Logo
11:55 - 22:46
LHR
-
SJU
15h 51m
1 stop
JetBlue Logo
13:00 - 09:30
SJU
-
LHR
15h 30m
1 stop
£530JetBlue
Mon, 31 Aug - Mon, 14 Sep
JetBlue Logo
08:15 - 22:45
LHR
-
BQN
19h 30m
1 stop
JetBlue Logo
06:00 - 09:30
BQN
-
LHR
22h 30m
1 stop
£550JetBlue
Tue, 15 Sep - Tue, 22 Sep
Iberia Logo
09:15 - 20:00
LHR
-
SJU
14h 45m
1 stop
Iberia Logo
21:35 - 14:55
SJU
-
LHR
13h 20m
1 stop
£661Iberia
Thu, 21 Jan - Wed, 3 Feb
Aer Lingus Logo
18:35 - 16:40
BHX
-
SJU
26h 05m
2 stops
Aer Lingus Logo
18:10 - 07:45
SJU
-
BHX
33h 35m
2 stops
£742Aer Lingus
Tue, 24 Nov - Sun, 29 Nov
Aer Lingus Logo
18:05 - 15:25
LCY
-
SJU
26h 20m
2 stops
Aer Lingus Logo
17:15 - 18:20
SJU
-
LCY
20h 05m
2 stops
£743Aer Lingus
Mon, 31 Aug - Mon, 14 Sep
Icelandair Logo
21:25 - 10:00
LHR
-
SJU
41h 35m
2 stops
Icelandair Logo
10:30 - 11:55
SJU
-
LHR
20h 25m
2 stops
£769Icelandair
Mon, 31 Aug - Sun, 13 Sep
Icelandair Logo
12:15 - 02:25
LHR
-
SJU
18h 10m
2 stops
Icelandair Logo
14:00 - 10:50
SJU
-
LHR
16h 50m
2 stops
£775Icelandair
Wed, 20 Jan - Thu, 28 Jan
Iberia Logo
19:40 - 20:00
LHR
-
SJU
28h 20m
1 stop
Iberia Logo
12:47 - 08:15
SJU
-
LHR
15h 28m
1 stop
£933Iberia
Thu, 10 Dec - Sat, 19 Dec

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TAP AIR PORTUGAL flights from United Kingdom to Puerto Rico

Our best TAP AIR PORTUGAL deals on United Kingdom to Puerto Rico flight tickets
TAP AIR PORTUGAL
4 Dec
LGW10:45London Gatwick
28h 04m
2 stops
SJU10:49San Juan Luis Munoz Marin Intl
13 Dec
SJU07:10San Juan Luis Munoz Marin Intl
33h 25m
2 stops
LGW20:35London Gatwick
£690
TAP AIR PORTUGAL
19 Oct
LGW12:05London Gatwick
40h 53m
2 stops
SJU23:58San Juan Luis Munoz Marin Intl
27 Oct
SJU06:00San Juan Luis Munoz Marin Intl
47h 25m
2 stops
LGW09:25London Gatwick
£692
TAP AIR PORTUGAL
2 Oct
LGW21:15London Gatwick
43h 47m
2 stops
SJU12:02San Juan Luis Munoz Marin Intl
10 Oct
SJU16:45San Juan Luis Munoz Marin Intl
22h 40m
2 stops
LGW20:25London Gatwick
£695

Turkish Airlines flights from United Kingdom to Puerto Rico

Our best Turkish Airlines deals on United Kingdom to Puerto Rico flight tickets
Turkish Airlines
31 Oct
STN17:20London Stansted
31h 25m
2 stops
SJU20:45San Juan Luis Munoz Marin Intl
14 Nov
SJU14:00San Juan Luis Munoz Marin Intl
22h 20m
2 stops
STN16:20London Stansted
£983
Turkish Airlines
9 Oct
STN17:35London Stansted
25h 14m
2 stops
SJU13:49San Juan Luis Munoz Marin Intl
19 Oct
SJU10:30San Juan Luis Munoz Marin Intl
25h 10m
2 stops
STN16:40London Stansted
£990
Turkish Airlines
19 Oct
STN10:50London Stansted
37h 52m
2 stops
SJU19:42San Juan Luis Munoz Marin Intl
27 Oct
SJU06:00San Juan Luis Munoz Marin Intl
23h 55m
2 stops
STN09:55London Stansted
£991

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 1 August 2026.
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

Cheapest return flight

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Fri 2/10

14:00-01:52

1 stop16h 52m

San Juan Luis Munoz Marin Intl

Sat 10/10

21:49-10:00

1 stop31h 11m

£490

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Wed 16/9

14:00-09:35

1 stop24h 35m

San Juan Luis Munoz Marin Intl

Sat 26/9

21:50-10:00

1 stop31h 10m

£499

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Mon 31/8

11:55-22:46

1 stop15h 51m

San Juan Luis Munoz Marin Intl

Mon 14/9

13:00-09:30

1 stop15h 30m

£530

LondonAguadilla

LHR - BQN

LHRBQN

London Heathrow

Tue 15/9

08:15-22:45

1 stop19h 30m

Aguadilla Borinquen

Tue 22/9

06:00-09:30

1 stop22h 30m

£550
Fastest return journey

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Thu 21/1

09:15-20:00

1 stop14h 45m

San Juan Luis Munoz Marin Intl

Wed 3/2

21:35-14:55

1 stop13h 20m

£661

BirminghamSan Juan

BHX - SJU

BHXSJU

Birmingham

Tue 24/11

18:35-16:40

2 stops26h 05m

San Juan Luis Munoz Marin Intl

Sun 29/11

18:10-07:45

2 stops33h 35m

£742

LondonSan Juan

LCY - SJU

LCYSJU

London City

Mon 31/8

18:05-15:25

2 stops26h 20m

San Juan Luis Munoz Marin Intl

Mon 14/9

17:15-18:20

2 stops20h 05m

£743

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Mon 31/8

21:25-10:00

2 stops41h 35m

San Juan Luis Munoz Marin Intl

Sun 13/9

10:30-11:55

2 stops20h 25m

£769

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Wed 20/1

12:15-02:25

2 stops18h 10m

San Juan Luis Munoz Marin Intl

Thu 28/1

14:00-10:50

2 stops16h 50m

£775

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Thu 10/12

19:40-20:00

1 stop28h 20m

San Juan Luis Munoz Marin Intl

Sat 19/12

12:47-08:15

1 stop15h 28m

£933

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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, February 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 £551. If you don’t want to visit Puerto Rico in February, then you should wait until November to fly from United Kingdom, when ticket prices are also cheap, with an average price of £623.

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 £703 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 £556 on momondo.

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

You could potentially save up to 76% 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

Fastest flight time

12h 50m

Direct flights

None
The fastest flight from United Kingdom to Puerto Rico takes 12h 50m
There are no direct flights from United Kingdom to Puerto Rico. There are no popular flight routes from United Kingdom to Puerto Rico.
Search flight deals

Frequently asked questions about flying from the United Kingdom to Puerto Rico

  • 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 £332Free CancellationRating
7.5
694 reviews
Search Virgin Atlantic flights
JetBluePriceFrom £434Free CancellationRating
7.1
3,030 reviews
Search JetBlue flights
IcelandairPriceFrom £492Free CancellationRating
7.0
716 reviews
Search Icelandair flights
Aer LingusPriceFrom £655Free CancellationRating
7.3
1,684 reviews
Search Aer Lingus flights
IberiaPriceFrom £771Free CancellationRating
7.0
3,264 reviews
Search Iberia flights
British AirwaysPriceFrom £842Free CancellationRating
6.7
8,136 reviews
Search British Airways 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

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Find better results for your trip to Puerto Rico

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