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Cheap flights from San Juan Luis Munoz Marin Intl Airport to London from £184

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from San Juan Luis Munoz Marin Intl Airport to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:39 - 10:00SJU  San Juan Luis Munoz Marin Intl-LGW London Gatwick
18h 21m1 stop Orlando
Multiple Airlines Logo
10:10 - 01:50LGW  London Gatwick-SJU San Juan Luis Munoz Marin Intl
19h 40m1 stop Orlando
£492Multiple Airlines
Tue, 20 Oct - Tue, 27 Oct
Multiple Airlines Logo
10:39 - 10:00SJU  San Juan Luis Munoz Marin Intl-LGW London Gatwick
18h 21m1 stop Orlando
Multiple Airlines Logo
10:10 - 00:59LGW  London Gatwick-SJU San Juan Luis Munoz Marin Intl
42h 49m2 stops Orlando Atlanta Hartsfield-Jackson
£498Multiple Airlines
Tue, 20 Oct - Tue, 27 Oct
United Airlines Logo
18:45 - 08:35SJU  San Juan Luis Munoz Marin Intl-LHR London Heathrow
32h 50m2 stops Newark Ottawa
United Airlines Logo
06:50 - 23:50LHR  London Heathrow-SJU San Juan Luis Munoz Marin Intl
22h 00m2 stops Brussels Bruxelles-National Newark
£505United Airlines
Fri, 25 Sep - Mon, 28 Sep
Iberia Logo
18:10 - 14:55SJU  San Juan Luis Munoz Marin Intl-LHR London Heathrow
16h 45m1 stop Madrid Barajas
Iberia Logo
06:05 - 16:40LHR  London Heathrow-SJU San Juan Luis Munoz Marin Intl
14h 35m1 stop Madrid Barajas
£506Iberia
Wed, 11 Nov - Tue, 24 Nov
Avianca Logo
18:35 - 15:35SJU  San Juan Luis Munoz Marin Intl-LHR London Heathrow
16h 00m1 stop Bogotá El Dorado
Avianca Logo
21:35 - 16:55LHR  London Heathrow-SJU San Juan Luis Munoz Marin Intl
23h 20m1 stop Bogotá El Dorado
£508Avianca
Tue, 20 Oct - Tue, 27 Oct
Avianca Logo
18:35 - 15:35SJU  San Juan Luis Munoz Marin Intl-LHR London Heathrow
16h 00m1 stop Bogotá El Dorado
Avianca Logo
22:05 - 11:25LHR  London Heathrow-SJU San Juan Luis Munoz Marin Intl
18h 20m1 stop Bogotá El Dorado
£509Avianca
Wed, 14 Oct - Wed, 21 Oct
United Airlines Logo
14:46 - 10:15SJU  San Juan Luis Munoz Marin Intl-LHR London Heathrow
15h 29m1 stop Houston George Bush Intcntl
United Airlines Logo
07:30 - 00:36LHR  London Heathrow-SJU San Juan Luis Munoz Marin Intl
21h 06m2 stops Frankfurt am Main Newark
£514United Airlines
Fri, 30 Oct - Sun, 1 Nov
British Airways Logo
13:00 - 06:45SJU  San Juan Luis Munoz Marin Intl-LHR London Heathrow
13h 45m1 stop Miami
British Airways Logo
07:30 - 22:36LHR  London Heathrow-SJU San Juan Luis Munoz Marin Intl
19h 06m2 stops Madrid Barajas Miami
£516British Airways
Wed, 11 Nov - Tue, 24 Nov
United Airlines Logo
07:40 - 05:55SJU  San Juan Luis Munoz Marin Intl-LHR London Heathrow
18h 15m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
United Airlines Logo
09:30 - 00:36LHR  London Heathrow-SJU San Juan Luis Munoz Marin Intl
19h 06m2 stops Frankfurt am Main Newark
£517United Airlines
Tue, 17 Nov - Wed, 18 Nov
British Airways Logo
13:00 - 06:45SJU  San Juan Luis Munoz Marin Intl-LHR London Heathrow
13h 45m1 stop Miami
British Airways Logo
06:00 - 21:36LHR  London Heathrow-SJU San Juan Luis Munoz Marin Intl
19h 36m2 stops Barcelona-El Prat Miami
£519British Airways
Wed, 11 Nov - Tue, 24 Nov

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Virgin Atlantic flights from San Juan Luis Munoz Marin Intl Airport to London

Our best Virgin Atlantic deals on San Juan Luis Munoz Marin Intl Airport to London flight tickets
Virgin Atlantic
9 Nov
SJU14:10San Juan Luis Munoz Marin Intl
13h 55m
1 stop
LHR08:05London Heathrow
16 Nov
LHR06:20London Heathrow
20h 55m
2 stops
SJU23:15San Juan Luis Munoz Marin Intl
£530
Virgin Atlantic
19 Feb
SJU18:30San Juan Luis Munoz Marin Intl
13h 10m
1 stop
LHR11:40London Heathrow
7 Mar
LHR15:50London Heathrow
29h 15m
1 stop
SJU17:05San Juan Luis Munoz Marin Intl
£535
Virgin Atlantic
28 Dec
SJU18:05San Juan Luis Munoz Marin Intl
32h 15m
1 stop
LHR06:20London Heathrow
8 Jan
LHR11:35London Heathrow
16h 20m
1 stop
SJU23:55San Juan Luis Munoz Marin Intl
£538

Iberia flights from San Juan Luis Munoz Marin Intl Airport to London

Our best Iberia deals on San Juan Luis Munoz Marin Intl Airport to London flight tickets
Iberia
11 Nov
SJU18:10San Juan Luis Munoz Marin Intl
16h 45m
1 stop
LHR14:55London Heathrow
24 Nov
LHR06:05London Heathrow
14h 35m
1 stop
SJU16:40San Juan Luis Munoz Marin Intl
£506
Iberia
2 Nov
SJU18:55San Juan Luis Munoz Marin Intl
13h 10m
1 stop
LHR12:05London Heathrow
16 Nov
LHR10:45London Heathrow
13h 15m
1 stop
SJU20:00San Juan Luis Munoz Marin Intl
£523
Iberia
24 Feb
SJU19:00San Juan Luis Munoz Marin Intl
13h 05m
1 stop
LHR12:05London Heathrow
6 Mar
LHR10:45London Heathrow
13h 15m
1 stop
SJU20:00San Juan Luis Munoz Marin Intl
£527

momondo Fare Finder

 
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to London that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest return flight

San JuanLondon

SJU San Juan Luis Munoz Marin Intl - LGW London Gatwick

SJULGW

San Juan Luis Munoz Marin Intl

Tue 20/10

10:39-10:00

1 stop18h 21m

London Gatwick

Tue 27/10

10:10-01:50

1 stop19h 40m

£492

San JuanLondon

SJU San Juan Luis Munoz Marin Intl - LGW London Gatwick

SJULGW

San Juan Luis Munoz Marin Intl

Tue 20/10

10:39-10:00

1 stop18h 21m

London Gatwick

Tue 27/10

10:10-00:59

2 stops42h 49m

£498

San JuanLondon

SJU San Juan Luis Munoz Marin Intl - LHR London Heathrow

SJULHR

San Juan Luis Munoz Marin Intl

Fri 25/9

18:45-08:35

2 stops32h 50m

London Heathrow

Mon 28/9

06:50-23:50

2 stops22h 00m

£505
Fastest return journey

San JuanLondon

SJU San Juan Luis Munoz Marin Intl - LHR London Heathrow

SJULHR

San Juan Luis Munoz Marin Intl

Wed 11/11

18:10-14:55

1 stop16h 45m

London Heathrow

Tue 24/11

06:05-16:40

1 stop14h 35m

£506

San JuanLondon

SJU San Juan Luis Munoz Marin Intl - LHR London Heathrow

SJULHR

San Juan Luis Munoz Marin Intl

Tue 20/10

18:35-15:35

1 stop16h 00m

London Heathrow

Tue 27/10

21:35-16:55

1 stop23h 20m

£508

San JuanLondon

SJU San Juan Luis Munoz Marin Intl - LHR London Heathrow

SJULHR

San Juan Luis Munoz Marin Intl

Wed 14/10

18:35-15:35

1 stop16h 00m

London Heathrow

Wed 21/10

22:05-11:25

1 stop18h 20m

£509

San JuanLondon

SJU San Juan Luis Munoz Marin Intl - LHR London Heathrow

SJULHR

San Juan Luis Munoz Marin Intl

Fri 30/10

14:46-10:15

1 stop15h 29m

London Heathrow

Sun 1/11

07:30-00:36

2 stops21h 06m

£514

San JuanLondon

SJU San Juan Luis Munoz Marin Intl - LHR London Heathrow

SJULHR

San Juan Luis Munoz Marin Intl

Wed 11/11

13:00-06:45

1 stop13h 45m

London Heathrow

Tue 24/11

07:30-22:36

2 stops19h 06m

£516

San JuanLondon

SJU San Juan Luis Munoz Marin Intl - LHR London Heathrow

SJULHR

San Juan Luis Munoz Marin Intl

Tue 17/11

07:40-05:55

2 stops18h 15m

London Heathrow

Wed 18/11

09:30-00:36

2 stops19h 06m

£517

San JuanLondon

SJU San Juan Luis Munoz Marin Intl - LHR London Heathrow

SJULHR

San Juan Luis Munoz Marin Intl

Wed 11/11

13:00-06:45

1 stop13h 45m

London Heathrow

Tue 24/11

06:00-21:36

2 stops19h 36m

£519

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 London from

How to get the cheapest flight ticket from San Juan Luis Munoz Marin Intl Airport to London

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 typical price of a round-trip flight between San Juan Luis Munoz Marin Intl Airport and London?

Prices are currently typical for flights on this route.

Typical prices usually range from £478 to £664.
The lowest price recently found on this route was £492.

What is the cheapest month to fly to London?

The cheapest month to fly to London from San Juan Luis Munoz Marin Intl Airport is in February. Flight prices, which tend to average around £461, are often lower during this time because this is during the off-season. The month of January is another great option to travel to London, with average flight prices from San Juan Luis Munoz Marin Intl Airport averaging around £463.

How far in advance should I book a flight from San Juan Luis Munoz Marin Intl Airport to London?

You are more likely to see cheaper flights to London from San Juan Luis Munoz Marin Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £683 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from San Juan Luis Munoz Marin Intl Airport for as low as £589 on momondo.

Can stopping save me money on San Juan Luis Munoz Marin Intl Airport to London flights?

You could potentially save up to 36% on your flight if you consider stops on a San Juan Luis Munoz Marin Intl Airport to London flight.

How have San Juan Luis Munoz Marin Intl Airport to London flight prices changed over time?

As of September 2026, prices for San Juan Luis Munoz Marin Intl Airport to London flights are approximately 27% cheaper when compared to flights at the same time last year.

When to book flights from San Juan Luis Munoz Marin Intl Airport to London

Are you open to changing your travel dates? Check out the ideal times to fly from San Juan Luis Munoz Marin Intl Airport to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap San Juan Luis Munoz Marin Intl Airport to London (SJU to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Juan Luis Munoz Marin Intl Airport to London

Best price found

£184

Fastest flight time

12h 25m

Direct flights

None
The best one-way flight to London from San Juan Luis Munoz Marin Intl Airport in the past 72 hours is £184. The best return flight deal from San Juan Luis Munoz Marin Intl Airport to London found on momondo in the last 72 hours is £492.
The fastest flight from San Juan Luis Munoz Marin Intl Airport to London takes 12h 25m
There are no direct flights from San Juan Luis Munoz Marin Intl Airport to London. There are no popular flight routes from San Juan Luis Munoz Marin Intl Airport to London.
Search flight deals

Frequently asked questions about flying from San Juan Luis Munoz Marin Intl Airport to London

  • How far is San Juan Luis Munoz Marin Intl to London by plane?

    There are 4193.3 mi between San Juan Luis Munoz Marin Intl and London. Flights usually cover this in 12h 25m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from San Juan Luis Munoz Marin Intl Airport to London?

    Prices for flights from San Juan Luis Munoz Marin Intl Airport to London were last updated today.

  • How old do you have to be to fly from San Juan Luis Munoz Marin Intl Airport to London?

    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 San Juan Luis Munoz Marin Intl Airport to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents you'll need for your trip to London may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Wembley
Gatwick
Milton Keynes
Southend-on-Sea
Luton
Slough
Ipswich
Maidstone
Folkestone
Hastings
Ilford
Canterbury
Chichester
Hayes
Bedford
Guildford
Colchester
Harlow
Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from San Juan to London?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Juan to London . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Juan to London with flexible booking policies on momondo?

Flights from San Juan to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Juan to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from San Juan.

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

Yes. momondo can track prices for San Juan to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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