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Cheap flights from San Juan Luis Munoz Marin Intl Airport to London from £234

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Juan Luis Munoz Marin Intl Airport to London departing on 12/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from San Juan Luis Munoz Marin Intl Airport to London

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from San Juan Luis Munoz Marin Intl Airport to London.
Iberia Logo
13:55 - 09:25SJU-LHR
14h 30m1 stop
Iberia Logo
19:40 - 16:30LHR-SJU
24h 50m1 stop
£449Iberia
Find Deal
Wed, 1 Oct - Tue, 28 Oct
JetBlue Logo
03:29 - 20:45SJU-LHR
12h 16m1 stop
JetBlue Logo
08:15 - 18:59LHR-SJU
15h 44m1 stop
£486JetBlue
Find Deal
Wed, 30 Apr - Sun, 4 May
 Logo
20:45 - 12:15SJU-LHR
34h 30m2 stops
 Logo
11:30 - 08:26LHR-SJU
25h 56m2 stops
Thu, 1 May - Sun, 4 May
British Airways Logo
15:58 - 10:35SJU-LHR
13h 37m1 stop
British Airways Logo
06:15 - 18:35LHR-SJU
17h 20m1 stop
£531British Airways
Find Deal
Wed, 10 Sep - Thu, 18 Sep
KLM Logo
17:55 - 13:30SJU-LHR
14h 35m1 stop
KLM Logo
09:55 - 22:08LHR-SJU
17h 13m2 stops
£537KLM
Find Deal
Wed, 27 Aug - Tue, 9 Sep
 Logo
21:30 - 06:55SJU-LGW
28h 25m1 stop
 Logo
10:00 - 18:50LGW-SJU
13h 50m1 stop
Thu, 15 May - Fri, 30 May
KLM Logo
17:55 - 13:30SJU-LHR
14h 35m1 stop
KLM Logo
09:55 - 22:42LHR-SJU
17h 47m2 stops
£544KLM
Find Deal
Tue, 2 Sep - Tue, 9 Sep
British Airways Logo
16:05 - 10:35SJU-LHR
13h 30m1 stop
British Airways Logo
06:10 - 18:30LHR-SJU
17h 20m1 stop
£554British Airways
Find Deal
Mon, 1 Sep - Sun, 7 Sep
Icelandair Logo
12:55 - 14:40SJU-LGW
20h 45m2 stops
Icelandair Logo
11:55 - 03:20LGW-SJU
19h 25m2 stops
£741Icelandair
Find Deal
Wed, 1 Oct - Tue, 28 Oct
Icelandair Logo
07:20 - 11:45SJU-LGW
23h 25m2 stops
Icelandair Logo
13:00 - 01:45LGW-SJU
17h 45m2 stops
£820Icelandair
Find Deal
Wed, 27 Aug - Tue, 9 Sep

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
1 Oct
SJU13:55San Juan Luis Munoz Marin Intl
14h 30m
1 stop
LHR09:25London Heathrow
28 Oct
LHR19:40London Heathrow
24h 50m
1 stop
SJU16:30San Juan Luis Munoz Marin Intl
Iberia
29 Aug
SJU14:05San Juan Luis Munoz Marin Intl
14h 20m
1 stop
LHR09:25London Heathrow
10 Sept
LHR06:15London Heathrow
17h 15m
1 stop
SJU18:30San Juan Luis Munoz Marin Intl
Iberia
17 Jun
SJU16:50San Juan Luis Munoz Marin Intl
12h 45m
1 stop
LHR10:35London Heathrow
8 Jul
LHR12:15London Heathrow
14h 40m
1 stop
SJU21:55San Juan Luis Munoz Marin Intl

American Airlines flights from San Juan Luis Munoz Marin Intl Airport to London

Our best American Airlines deals on San Juan Luis Munoz Marin Intl Airport to London flight tickets
American Airlines
10 Sept
SJU11:55San Juan Luis Munoz Marin Intl
14h 00m
1 stop
LHR06:55London Heathrow
18 Sept
LHR07:45London Heathrow
15h 50m
2 stops
SJU18:35San Juan Luis Munoz Marin Intl
American Airlines
10 Sept
SJU11:55San Juan Luis Munoz Marin Intl
14h 00m
1 stop
LHR06:55London Heathrow
18 Sept
LHR07:45London Heathrow
15h 50m
2 stops
SJU18:35San Juan Luis Munoz Marin Intl
American Airlines
22 Aug
SJU13:54San Juan Luis Munoz Marin Intl
15h 26m
1 stop
LHR10:20London Heathrow
5 Sept
LHR06:10London Heathrow
17h 20m
1 stop
SJU18:30San Juan Luis Munoz Marin Intl

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 cheapest month to fly to London?

The cheapest month to fly to London from San Juan Luis Munoz Marin Intl Airport is in September. Flight prices, which tend to average around £500, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from San Juan Luis Munoz Marin Intl Airport averaging around £504.

What is the cheapest day to depart on your flight to London?

Our data shows that Wednesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £499. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from San Juan Luis Munoz Marin Intl Airport to London for around £799.

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

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as £499. Flights in the morning are often more expensive, with an average ticket price of £864.

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from San Juan Luis Munoz Marin Intl Airport when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to London for around £618 when searching 5 weeks out.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 £581 on momondo.

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

As of April 2025, prices for San Juan Luis Munoz Marin Intl Airport to London flights are approximately 17% 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

£234

Fastest flight time

12h 12m

Direct flights

None

Airports in London

2 airports
The best one-way flight to London from San Juan Luis Munoz Marin Intl Airport in the past 72 hours is £234. The best return flight deal from San Juan Luis Munoz Marin Intl Airport to London found on momondo in the last 72 hours is £449.
The fastest flight from San Juan Luis Munoz Marin Intl Airport to London takes 12h 12m
There are no direct flights from San Juan Luis Munoz Marin Intl Airport to London. Popular non-direct routes for this connection are San Juan Luis Munoz Marin Intl Airport - London Gatwick Airport and San Juan Luis Munoz Marin Intl Airport - London Heathrow Airport.
There are 2 airports near London: London Heathrow (LHR), London Gatwick (LGW)

  • 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 12m, 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.

  • What is the most popular airline from San Juan Luis Munoz Marin Intl Airport to London?


Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Slough
Southend-on-Sea
Gatwick
Ipswich
Maidstone
Canterbury
Margate
Dartford
Hounslow
Ilford
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Worthing
Winchester
Crawley
Croydon
Chichester

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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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London