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Cheap flights from London Stansted Airport to Puerto Rico from £352

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 Stansted Airport to Puerto Rico departing on 30/8. 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

Find the cheapest flights from London Stansted Airport to Puerto Rico

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
09:10 - 15:42STN  London Stansted-SJU San Juan Luis Munoz Marin Intl
35h 32m2 stops Madrid Barajas Punta Cana
Multiple Airlines Logo
18:10 - 11:55SJU  San Juan Luis Munoz Marin Intl-STN London Stansted
13h 45m1 stop Madrid Barajas
£645Multiple Airlines
Tue, 13 Oct - Wed, 28 Oct
Multiple Airlines Logo
09:10 - 18:30STN  London Stansted-SJU San Juan Luis Munoz Marin Intl
14h 20m1 stop Madrid Barajas
Multiple Airlines Logo
17:15 - 16:00SJU  San Juan Luis Munoz Marin Intl-STN London Stansted
17h 45m1 stop Madrid Barajas
£664Multiple Airlines
Tue, 1 Sep - Tue, 8 Sep
Multiple Airlines Logo
09:10 - 18:30STN  London Stansted-SJU San Juan Luis Munoz Marin Intl
14h 20m1 stop Madrid Barajas
Multiple Airlines Logo
17:15 - 16:00SJU  San Juan Luis Munoz Marin Intl-STN London Stansted
17h 45m1 stop Madrid Barajas
£665Multiple Airlines
Tue, 1 Sep - Tue, 8 Sep
Multiple Airlines Logo
08:40 - 21:30STN  London Stansted-SJU San Juan Luis Munoz Marin Intl
17h 50m2 stops Madrid Barajas Punta Cana
Multiple Airlines Logo
20:40 - 07:55SJU  San Juan Luis Munoz Marin Intl-STN London Stansted
30h 15m1 stop Madrid Barajas
£692Multiple Airlines
Fri, 4 Sep - Mon, 7 Sep
Multiple Airlines Logo
18:55 - 17:10STN  London Stansted-SJU San Juan Luis Munoz Marin Intl
27h 15m2 stops Madrid Barajas Bogotá El Dorado
Multiple Airlines Logo
16:30 - 16:00SJU  San Juan Luis Munoz Marin Intl-STN London Stansted
18h 30m2 stops Punta Cana Madrid Barajas
£694Multiple Airlines
Tue, 15 Sep - Tue, 22 Sep
Multiple Airlines Logo
06:20 - 16:40STN  London Stansted-SJU San Juan Luis Munoz Marin Intl
14h 20m1 stop Madrid Barajas
Multiple Airlines Logo
21:35 - 13:40SJU  San Juan Luis Munoz Marin Intl-STN London Stansted
12h 05m1 stop Madrid Barajas
£700Multiple Airlines
Thu, 29 Oct - Sat, 7 Nov
Multiple Airlines Logo
06:10 - 20:00STN  London Stansted-SJU San Juan Luis Munoz Marin Intl
17h 50m2 stops Berlin Brandenburg Madrid Barajas
Multiple Airlines Logo
21:35 - 23:10SJU  San Juan Luis Munoz Marin Intl-STN London Stansted
21h 35m1 stop Madrid Barajas
£705Multiple Airlines
Sun, 22 Nov - Sat, 28 Nov
Multiple Airlines Logo
19:50 - 16:40STN  London Stansted-SJU San Juan Luis Munoz Marin Intl
24h 50m2 stops Bergamo Orio Al Serio Madrid Barajas
Multiple Airlines Logo
21:35 - 20:15SJU  San Juan Luis Munoz Marin Intl-STN London Stansted
18h 40m1 stop Madrid Barajas
£710Multiple Airlines
Fri, 20 Nov - Sun, 29 Nov
Multiple Airlines Logo
21:00 - 16:40STN  London Stansted-SJU San Juan Luis Munoz Marin Intl
23h 40m2 stops Malaga Madrid Barajas
Multiple Airlines Logo
21:35 - 19:10SJU  San Juan Luis Munoz Marin Intl-STN London Stansted
17h 35m1 stop Madrid Barajas
£711Multiple Airlines
Mon, 2 Nov - Thu, 12 Nov
Multiple Airlines Logo
21:30 - 21:30STN  London Stansted-SJU San Juan Luis Munoz Marin Intl
29h 00m2 stops Madrid Barajas Punta Cana
Multiple Airlines Logo
17:15 - 11:30SJU  San Juan Luis Munoz Marin Intl-STN London Stansted
13h 15m1 stop Madrid Barajas
£720Multiple Airlines
Wed, 2 Sep - Wed, 9 Sep

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Turkish Airlines flights from London Stansted Airport to Puerto Rico

Our best Turkish Airlines deals on London Stansted Airport to Puerto Rico flight tickets
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
£995
Turkish Airlines
14 Oct
STN10:50London Stansted
29h 38m
2 stops
SJU11:28San Juan Luis Munoz Marin Intl
27 Oct
SJU06:00San Juan Luis Munoz Marin Intl
23h 55m
2 stops
STN09:55London Stansted
£1,002
Turkish Airlines
9 Oct
STN10:50London Stansted
29h 38m
2 stops
SJU11:28San Juan Luis Munoz Marin Intl
19 Oct
SJU10:30San Juan Luis Munoz Marin Intl
25h 10m
2 stops
STN16:40London Stansted
£1,006

momondo Fare Finder

 
Customise your flight search to find flights from London Stansted Airport 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 6 August 2026.
Use the filters below to find and compare flights from London Stansted Airport to Puerto Rico that are best for you.

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

Tue 13/10

09:10-15:42

2 stops35h 32m

San Juan Luis Munoz Marin Intl

Wed 28/10

18:10-11:55

1 stop13h 45m

£645

LondonSan Juan

STN London Stansted - SJU San Juan Luis Munoz Marin Intl

STNSJU

London Stansted

Tue 1/9

09:10-18:30

1 stop14h 20m

San Juan Luis Munoz Marin Intl

Tue 8/9

17:15-16:00

1 stop17h 45m

£664

LondonSan Juan

STN London Stansted - SJU San Juan Luis Munoz Marin Intl

STNSJU

London Stansted

Tue 1/9

09:10-18:30

1 stop14h 20m

San Juan Luis Munoz Marin Intl

Tue 8/9

17:15-16:00

1 stop17h 45m

£665

LondonSan Juan

STN London Stansted - SJU San Juan Luis Munoz Marin Intl

STNSJU

London Stansted

Fri 4/9

08:40-21:30

2 stops17h 50m

San Juan Luis Munoz Marin Intl

Mon 7/9

20:40-07:55

1 stop30h 15m

£692

LondonSan Juan

STN London Stansted - SJU San Juan Luis Munoz Marin Intl

STNSJU

London Stansted

Tue 15/9

18:55-17:10

2 stops27h 15m

San Juan Luis Munoz Marin Intl

Tue 22/9

16:30-16:00

2 stops18h 30m

£694
Fastest return journey

LondonSan Juan

STN London Stansted - SJU San Juan Luis Munoz Marin Intl

STNSJU

London Stansted

Thu 29/10

06:20-16:40

1 stop14h 20m

San Juan Luis Munoz Marin Intl

Sat 7/11

21:35-13:40

1 stop12h 05m

£700

LondonSan Juan

STN London Stansted - SJU San Juan Luis Munoz Marin Intl

STNSJU

London Stansted

Sun 22/11

06:10-20:00

2 stops17h 50m

San Juan Luis Munoz Marin Intl

Sat 28/11

21:35-23:10

1 stop21h 35m

£705

LondonSan Juan

STN London Stansted - SJU San Juan Luis Munoz Marin Intl

STNSJU

London Stansted

Fri 20/11

19:50-16:40

2 stops24h 50m

San Juan Luis Munoz Marin Intl

Sun 29/11

21:35-20:15

1 stop18h 40m

£710

LondonSan Juan

STN London Stansted - SJU San Juan Luis Munoz Marin Intl

STNSJU

London Stansted

Mon 2/11

21:00-16:40

2 stops23h 40m

San Juan Luis Munoz Marin Intl

Thu 12/11

21:35-19:10

1 stop17h 35m

£711

LondonSan Juan

STN London Stansted - SJU San Juan Luis Munoz Marin Intl

STNSJU

London Stansted

Wed 2/9

21:30-21:30

2 stops29h 00m

San Juan Luis Munoz Marin Intl

Wed 9/9

17:15-11:30

1 stop13h 15m

£720

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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Cheap London Stansted Airport to Puerto Rico flight deals and tips

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

Fastest flight time

14h 20m

Direct flights

None
The fastest flight from London Stansted Airport to Puerto Rico takes 14h 20m
There are no direct flights from London Stansted Airport to Puerto Rico. There are no popular flight routes from London Stansted Airport to Puerto Rico.
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Frequently asked questions about flying from London Stansted Airport to Puerto Rico

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

    Prices for flights from London Stansted Airport to Puerto Rico were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Stansted Airport to Puerto Rico.

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

    The required travel and health documents for your Puerto Rico trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Puerto Rico. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from London Stansted Airport to Puerto Rico

  • How do I get Price Alerts for flights from London Stansted Airport to Puerto Rico?

    Search flight deals from London Stansted Airport to Puerto Rico. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from London Stansted Airport to Puerto Rico with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

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

Finding the right flight to Puerto Rico from London 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 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 all potential London to Puerto Rico flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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 simply researching potential flights to Puerto Rico, momondo offers a useful price alert feature which will track prices for flights to Puerto Rico from London and alert you when they change.

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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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