What is the cheapest airline that flies from San Juan to United Kingdom?

JetBlue is the most popular carrier operating from San Juan to United Kingdom

When did momondo last update prices for flights from San Juan to United Kingdom?

Prices for flights from San Juan to United Kingdom are refreshed on a daily basis.

How old do you have to be to fly from San Juan to United Kingdom?

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 San Juan to United Kingdom.

What documentation or ID do you need to fly to United Kingdom?

The travel and health documents required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£156 Cheap Flights from San Juan to the United Kingdom in 2025/26

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Find the cheapest flights from San Juan to the United Kingdom

Round-trip

One-way

Last minute

Cheap return flights

16:45 - 12:50SJU-GLA

16h 05m2 stops

08:55 - 23:58GLA-SJU

19h 03m2 stops

£386American Airlines

Find Deal

Wed, 29 Oct - Fri, 7 Nov

01:05 - 20:40SJU-LHR

14h 35m1 stop

12:00 - 23:57LHR-SJU

16h 57m1 stop

£389Lufthansa

Find Deal

Mon, 6 Oct - Tue, 21 Oct

13:06 - 06:20SJU-LHR

13h 14m1 stop

10:10 - 00:56LHR-SJU

18h 46m1 stop

£400Virgin Atlantic

Find Deal

Wed, 29 Oct - Wed, 5 Nov

17:00 - 15:50SJU-GLA

18h 50m2 stops

20:25 - 23:52GLA-SJU

31h 27m2 stops

£408British Airways

Find Deal

Wed, 29 Oct - Wed, 5 Nov

18:10 - 16:35SJU-LHR

18h 25m1 stop

11:25 - 19:55LHR-SJU

12h 30m1 stop

£409Iberia

Find Deal

Sun, 18 Jan - Tue, 27 Jan

13:06 - 08:50SJU-LHR

14h 44m1 stop

10:55 - 23:56LHR-SJU

18h 01m1 stop

£419KLM

Find Deal

Tue, 14 Oct - Tue, 21 Oct

14:31 - 09:00SJU-LHR

14h 29m1 stop

10:10 - 00:56LHR-SJU

18h 46m1 stop

£425KLM

Find Deal

Wed, 29 Oct - Fri, 7 Nov

07:15 - 06:40SJU-MAN

19h 25m1 stop

09:05 - 23:13MAN-SJU

18h 08m1 stop

£444Virgin Atlantic

Find Deal

Wed, 12 Nov - Sun, 16 Nov

18:10 - 10:50SJU-LGW

12h 40m1 stop

11:45 - 19:55LGW-SJU

12h 10m1 stop

£478Iberia

Find Deal

Wed, 18 Feb - Thu, 26 Feb

12:55 - 09:30SJU-EDI

16h 35m2 stops

08:15 - 23:52EDI-SJU

19h 37m2 stops

£615British Airways

Find Deal

Wed, 19 Nov - Sat, 29 Nov

Air Canada flights from San Juan to United Kingdom

Our best Air Canada deals on San Juan to United Kingdom flight tickets

Air Canada

15 Oct

SJU01:05San Juan Luis Munoz Marin Intl

24h 30m

2 stops

LHR06:35London Heathrow

21 Oct

LHR09:30London Heathrow

19h 27m

2 stops

SJU23:57San Juan Luis Munoz Marin Intl

£467

Find similar

Air Canada

23 Oct

SJU01:05San Juan Luis Munoz Marin Intl

27h 30m

2 stops

LHR09:35London Heathrow

1 Nov

LHR18:00London Heathrow

24h 50m

1 stop

SJU14:50San Juan Luis Munoz Marin Intl

£496

Find similar

Air Canada

22 Oct

SJU01:05San Juan Luis Munoz Marin Intl

27h 30m

2 stops

LHR09:35London Heathrow

3 Nov

LHR11:10London Heathrow

30h 07m

2 stops

SJU13:17San Juan Luis Munoz Marin Intl

£537

Find similar

Delta flights from San Juan to United Kingdom

Our best Delta deals on San Juan to United Kingdom flight tickets

Delta

29 Oct

SJU07:15San Juan Luis Munoz Marin Intl

21h 30m

2 stops

LHR08:45London Heathrow

7 Nov

LHR15:50London Heathrow

26h 22m

2 stops

SJU14:12San Juan Luis Munoz Marin Intl

£433

Find similar

Delta

12 Nov

SJU07:15San Juan Luis Munoz Marin Intl

22h 55m

2 stops

MAN10:10Manchester

16 Nov

MAN09:05Manchester

18h 08m

1 stop

SJU23:13San Juan Luis Munoz Marin Intl

£462

Find similar

Delta

1 Oct

SJU13:32San Juan Luis Munoz Marin Intl

17h 33m

1 stop

LHR12:05London Heathrow

11 Oct

LHR20:25London Heathrow

20h 31m

1 stop

SJU11:56San Juan Luis Munoz Marin Intl

£466

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from San Juan to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JuanGlasgow

SJU - GLA

SJUGLA

San Juan Luis Munoz Marin Intl

Wed 29/10

16:45-12:50

2 stops16h 05m

Glasgow Intl

Fri 7/11

08:55-23:58

2 stops19h 03m

£386

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Mon 6/10

01:05-20:40

1 stop14h 35m

London Heathrow

Tue 21/10

12:00-23:57

1 stop16h 57m

£389

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Wed 29/10

13:06-06:20

1 stop13h 14m

London Heathrow

Wed 5/11

10:10-00:56

1 stop18h 46m

£400

San JuanGlasgow

SJU - GLA

SJUGLA

San Juan Luis Munoz Marin Intl

Wed 29/10

17:00-15:50

2 stops18h 50m

Glasgow Intl

Wed 5/11

20:25-23:52

2 stops31h 27m

£408

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Sun 18/1

18:10-16:35

1 stop18h 25m

London Heathrow

Tue 27/1

11:25-19:55

1 stop12h 30m

£409

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Tue 14/10

13:06-08:50

1 stop14h 44m

London Heathrow

Tue 21/10

10:55-23:56

1 stop18h 01m

£419

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Wed 29/10

14:31-09:00

1 stop14h 29m

London Heathrow

Fri 7/11

10:10-00:56

1 stop18h 46m

£425

San JuanManchester

SJU - MAN

SJUMAN

San Juan Luis Munoz Marin Intl

Wed 12/11

07:15-06:40

1 stop19h 25m

Manchester

Sun 16/11

09:05-23:13

1 stop18h 08m

£444

San JuanLondon

SJU - LGW

SJULGW

San Juan Luis Munoz Marin Intl

Wed 18/2

18:10-10:50

1 stop12h 40m

London Gatwick

Thu 26/2

11:45-19:55

1 stop12h 10m

£478

San JuanEdinburgh

SJU - EDI

SJUEDI

San Juan Luis Munoz Marin Intl

Wed 19/11

12:55-09:30

2 stops16h 35m

Edinburgh Turnhouse

Sat 29/11

08:15-23:52

2 stops19h 37m

£615

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Juan to United Kingdom

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

Prices

Airlines

What is the cheapest month to fly to United Kingdom?

The cheapest month to fly to United Kingdom from San Juan is in February. Flight prices, which tend to average around £491, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of February, then departing from San Juan during the month October is also very affordable. Most momondo users find prices during this month for around £491.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from San Juan to United Kingdom is on a Wednesday. Travellers who choose to depart for United Kingdom on a Wednesday will often find tickets for as low as £486. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from San Juan to United Kingdom for around £779.

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

The cheapest time of day to fly to United Kingdom is in the afternoon when flights can be purchased for as low as £486. Try not to purchase tickets in the morning because they tend to be around £842. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from San Juan when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £604 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from San Juan for as low as £450 on momondo.

Cheap San Juan to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Juan to United Kingdom

Direct flights	None

There are no direct flights from San Juan to United Kingdom. There are no popular flight routes from San Juan to United Kingdom.

Search flight deals

When did momondo last update prices for flights from San Juan to United Kingdom?
Prices for flights from San Juan to United Kingdom are refreshed on a daily basis.
How old do you have to be to fly from San Juan to United Kingdom?
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 San Juan to United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The travel and health documents required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

It is quick and easy to find San Juan to United Kingdom flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United Kingdom that suits you.

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

Flights from San Juan to United Kingdom 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 United Kingdom?

momondo helps you find the best flight between San Juan and United Kingdom by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from San Juan to United Kingdom now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to United Kingdom and let you know when they change.