Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from the United Kingdom to Puerto Rico from £287

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 13/9. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from the United Kingdom to Puerto Rico

Recent return flight deals from the United Kingdom to Puerto Rico

Logo
14:00 - 00:44LGW-SJU
15h 44m1 stop
Logo
15:19 - 10:10SJU-LGW
13h 51m1 stop
£410
Find Deal
Sun, 14 Sep - Sun, 21 Sep
Logo
14:00 - 14:11LGW-SJU
29h 11m1 stop
Logo
15:19 - 10:00SJU-LGW
13h 41m1 stop
£453
Find Deal
Sat, 13 Sep - Sat, 20 Sep
Icelandair Logo
12:10 - 12:15LGW-SJU
29h 05m2 stops
Icelandair Logo
06:00 - 09:35SJU-LGW
22h 35m2 stops
£469Icelandair
Find Deal
Tue, 9 Sep - Wed, 24 Sep
Icelandair Logo
12:10 - 12:17LGW-SJU
29h 07m1 stop
Icelandair Logo
06:00 - 09:35SJU-LGW
22h 35m2 stops
£471Icelandair
Find Deal
Tue, 9 Sep - Wed, 24 Sep
JetBlue Logo
09:20 - 18:59LHR-SJU
13h 39m1 stop
JetBlue Logo
08:00 - 09:30SJU-LHR
21h 30m1 stop
£483JetBlue
Find Deal
Tue, 4 Nov - Tue, 11 Nov
JetBlue Logo
08:15 - 22:32LHR-SJU
19h 17m1 stop
JetBlue Logo
19:55 - 06:30SJU-LHR
29h 35m1 stop
£495JetBlue
Find Deal
Tue, 9 Sep - Sun, 21 Sep
British Airways Logo
21:05 - 18:30EDI-SJU
26h 25m2 stops
British Airways Logo
12:01 - 09:50SJU-EDI
16h 49m2 stops
£746British Airways
Find Deal
Sun, 14 Sep - Sun, 21 Sep
Iberia Logo
18:20 - 19:55MAN-SJU
29h 35m1 stop
Iberia Logo
18:50 - 17:40SJU-MAN
42h 50m2 stops
£966Iberia
Find Deal
Mon, 12 Jan - Mon, 26 Jan
British Airways Logo
08:40 - 23:47LCY-SJU
19h 07m2 stops
British Airways Logo
21:25 - 19:25SJU-LCY
18h 00m2 stops
£994British Airways
Find Deal
Fri, 7 Nov - Sat, 15 Nov
Iberia Logo
07:50 - 16:35LCY-SJU
12h 45m1 stop
Iberia Logo
18:10 - 14:05SJU-LCY
15h 55m1 stop
£1,019Iberia
Find Deal
Wed, 17 Dec - Wed, 11 Feb

KLM flights from United Kingdom to Puerto Rico

Our best KLM deals on United Kingdom to Puerto Rico flight tickets
KLM
13 Sept
LCY10:00London City
18h 47m
2 stops
SJU23:47San Juan Luis Munoz Marin Intl
20 Sept
SJU17:41San Juan Luis Munoz Marin Intl
18h 39m
2 stops
LCY17:20London City
£1,077
Find similar
KLM
5 Aug
LGW12:00London Gatwick
16h 59m
1 stop
SJU23:59San Juan Luis Munoz Marin Intl
25 Aug
SJU13:34San Juan Luis Munoz Marin Intl
15h 26m
1 stop
LGW10:00London Gatwick
£1,397
Find similar

JetBlue flights from United Kingdom to Puerto Rico

Our best JetBlue deals on United Kingdom to Puerto Rico flight tickets
JetBlue
4 Nov
LHR09:20London Heathrow
13h 39m
1 stop
SJU18:59San Juan Luis Munoz Marin Intl
11 Nov
SJU08:00San Juan Luis Munoz Marin Intl
21h 30m
1 stop
LHR09:30London Heathrow
£483
Find similar
JetBlue
9 Sept
LHR08:15London Heathrow
19h 17m
1 stop
SJU22:32San Juan Luis Munoz Marin Intl
21 Sept
SJU19:55San Juan Luis Munoz Marin Intl
29h 35m
1 stop
LHR06:30London Heathrow
£495
Find similar
JetBlue
29 Aug
LGW12:10London Gatwick
17h 39m
1 stop
SJU00:49San Juan Luis Munoz Marin Intl
5 Sept
SJU13:00San Juan Luis Munoz Marin Intl
15h 35m
1 stop
LGW09:35London Gatwick
£512
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 1 August 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

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Sun 14/9

14:00-00:44

1 stop15h 44m

San Juan Luis Munoz Marin Intl

Sun 21/9

15:19-10:10

1 stop13h 51m

£410

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Sat 13/9

14:00-14:11

1 stop29h 11m

San Juan Luis Munoz Marin Intl

Sat 20/9

15:19-10:00

1 stop13h 41m

£453

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Tue 9/9

12:10-12:15

2 stops29h 05m

San Juan Luis Munoz Marin Intl

Wed 24/9

06:00-09:35

2 stops22h 35m

£469

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Tue 9/9

12:10-12:17

1 stop29h 07m

San Juan Luis Munoz Marin Intl

Wed 24/9

06:00-09:35

2 stops22h 35m

£471

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Tue 4/11

09:20-18:59

1 stop13h 39m

San Juan Luis Munoz Marin Intl

Tue 11/11

08:00-09:30

1 stop21h 30m

£483

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Tue 9/9

08:15-22:32

1 stop19h 17m

San Juan Luis Munoz Marin Intl

Sun 21/9

19:55-06:30

1 stop29h 35m

£495

EdinburghSan Juan

EDI - SJU

EDISJU

Edinburgh Turnhouse

Sun 14/9

21:05-18:30

2 stops26h 25m

San Juan Luis Munoz Marin Intl

Sun 21/9

12:01-09:50

2 stops16h 49m

£746

ManchesterSan Juan

MAN - SJU

MANSJU

Manchester

Mon 12/1

18:20-19:55

1 stop29h 35m

San Juan Luis Munoz Marin Intl

Mon 26/1

18:50-17:40

2 stops42h 50m

£966

LondonSan Juan

LCY - SJU

LCYSJU

London City

Fri 7/11

08:40-23:47

2 stops19h 07m

San Juan Luis Munoz Marin Intl

Sat 15/11

21:25-19:25

2 stops18h 00m

£994

LondonSan Juan

LCY - SJU

LCYSJU

London City

Wed 17/12

07:50-16:35

1 stop12h 45m

San Juan Luis Munoz Marin Intl

Wed 11/2

18:10-14:05

1 stop15h 55m

£1,019

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, 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 £549. If you don’t want to visit Puerto Rico in September, then you should wait until November to fly from United Kingdom, when ticket prices are also cheap, with an average price of £564.

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 £487. 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 £651.

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 £576 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 £736 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 £651 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 £517 on momondo.

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

You could potentially save up to 49% 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

Best price found

£287

Fastest flight time

12h 45m

Direct flights

None

Airports in Puerto Rico

1 airport
The best one-way flight to Puerto Rico from United Kingdom in the past 72 hours is £287. The best return flight deal from United Kingdom to Puerto Rico found on momondo in the last 72 hours is £410.
The fastest flight from United Kingdom to Puerto Rico takes 12h 45m
There are no direct flights from United Kingdom to Puerto Rico. Popular non-direct routes for this connection are London Gatwick Airport - San Juan Luis Munoz Marin Intl Airport, London Stansted Airport - San Juan Luis Munoz Marin Intl Airport and Glasgow Intl Airport - San Juan Luis Munoz Marin Intl Airport.
There is 1 airport near Puerto Rico: San Juan Luis Munoz Marin Intl (SJU)
Search flight deals

  • 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 £349Free CancellationRating
7.4
655 reviews
Search Virgin Atlantic flights
JetBluePriceFrom £425Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
IcelandairPriceFrom £430Free CancellationRating
7.0
520 reviews
Search Icelandair flights
FinnairPriceFrom £465Free CancellationRating
7.6
1,316 reviews
Search Finnair flights
IberiaPriceFrom £519Free CancellationRating
7.0
2,859 reviews
Search Iberia flights
British AirwaysPriceFrom £546Free CancellationRating
6.6
7,222 reviews
Search British Airways flights
Aer LingusPriceFrom £667Free CancellationRating
7.1
1,192 reviews
Search Aer Lingus flights
DeltaPriceFrom £852Free CancellationRating
8.0
7,981 reviews
Search Delta flights
KLMPriceFrom £879Free CancellationRating
7.8
1,383 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 6/8
Wed 13/8
By creating a price alert you accept our terms of use and privacy policy.

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
Flights to San Juanfrom £410
Flights to Aguadillafrom £523