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

United Airlines, Delta, and TAP AIR PORTUGAL are the most popular carriers 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 many operators does momondo search for flights from San Juan to United Kingdom?

As of April 2026, there is 1 operator available to choose from for flights from San Juan to United Kingdom.

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.

£200 Cheap Flights from San Juan to the United Kingdom in 2026

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

Search 100s of travel sites to compare prices.

Filter for what you want

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

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from San Juan to the United Kingdom

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

13:35 - 10:20

SJU

LHR

15h 45m

1 stop

19:45 - 22:00

LHR

SJU

31h 15m

2 stops

£460Virgin Atlantic

Wed, 9 Sep - Mon, 21 Sep

13:25 - 12:05

SJU

LHR

17h 40m

1 stop

11:15 - 20:30

LHR

SJU

14h 15m

1 stop

£464Virgin Atlantic

Sat, 2 May - Fri, 8 May

07:00 - 08:50

SJU

LHR

20h 50m

1 stop

11:45 - 23:44

LHR

SJU

16h 59m

1 stop

£528Delta

Tue, 1 Sep - Thu, 10 Sep

13:30 - 07:05

SJU

EDI

12h 35m

1 stop

14:05 - 23:44

EDI

SJU

14h 39m

1 stop

£568Delta

Mon, 14 Sep - Sun, 20 Sep

07:00 - 07:05

SJU

EDI

19h 05m

2 stops

11:20 - 23:44

EDI

SJU

17h 24m

2 stops

£571Multiple Airlines

Sun, 13 Sep - Wed, 23 Sep

07:00 - 07:05

SJU

EDI

19h 05m

2 stops

11:20 - 23:44

EDI

SJU

17h 24m

2 stops

£572Multiple Airlines

Mon, 14 Sep - Sun, 20 Sep

13:35 - 09:20

SJU

EDI

14h 45m

1 stop

09:00 - 22:00

EDI

SJU

18h 00m

1 stop

£581KLM

Sun, 6 Sep - Mon, 14 Sep

13:26 - 07:05

SJU

EDI

12h 39m

1 stop

11:20 - 23:44

EDI

SJU

17h 24m

2 stops

£584KLM

Sun, 6 Sep - Mon, 14 Sep

08:30 - 09:35

SJU

LGW

20h 05m

1 stop

12:20 - 01:55

LGW

SJU

18h 35m

1 stop

£694JetBlue

Fri, 14 Aug - Fri, 28 Aug

08:30 - 09:35

SJU

LGW

20h 05m

1 stop

12:20 - 01:55

LGW

SJU

18h 35m

1 stop

£695JetBlue

Fri, 14 Aug - Fri, 28 Aug

Delta flights from San Juan to United Kingdom

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

Delta

1 Sept

SJU07:00San Juan Luis Munoz Marin Intl

20h 50m

1 stop

LHR08:50London Heathrow

10 Sept

LHR11:45London Heathrow

16h 59m

1 stop

SJU23:44San Juan Luis Munoz Marin Intl

£528

Delta

23 Apr

SJU17:34San Juan Luis Munoz Marin Intl

14h 41m

1 stop

LHR13:15London Heathrow

9 May

LHR06:30London Heathrow

22h 05m

2 stops

SJU23:35San Juan Luis Munoz Marin Intl

£529

Delta

3 May

SJU07:15San Juan Luis Munoz Marin Intl

22h 05m

1 stop

LHR10:20London Heathrow

9 May

LHR06:30London Heathrow

22h 05m

2 stops

SJU23:35San Juan Luis Munoz Marin Intl

£530

Virgin Atlantic flights from San Juan to United Kingdom

Our best Virgin Atlantic deals on San Juan to United Kingdom flight tickets

Virgin Atlantic

9 Sept

SJU13:35San Juan Luis Munoz Marin Intl

15h 45m

1 stop

LHR10:20London Heathrow

21 Sept

LHR19:45London Heathrow

31h 15m

2 stops

SJU22:00San Juan Luis Munoz Marin Intl

£460

Virgin Atlantic

2 May

SJU13:25San Juan Luis Munoz Marin Intl

17h 40m

1 stop

LHR12:05London Heathrow

8 May

LHR11:15London Heathrow

14h 15m

1 stop

SJU20:30San Juan Luis Munoz Marin Intl

£464

Virgin Atlantic

9 Sept

SJU17:45San Juan Luis Munoz Marin Intl

14h 30m

1 stop

LHR13:15London Heathrow

21 Sept

LHR11:20London Heathrow

17h 24m

1 stop

SJU23:44San Juan Luis Munoz Marin Intl

£465

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Wed 9/9

13:35-10:20

1 stop15h 45m

London Heathrow

Mon 21/9

19:45-22:00

2 stops31h 15m

£460

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Sat 2/5

13:25-12:05

1 stop17h 40m

London Heathrow

Fri 8/5

11:15-20:30

1 stop14h 15m

£464

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Tue 1/9

07:00-08:50

1 stop20h 50m

London Heathrow

Thu 10/9

11:45-23:44

1 stop16h 59m

£528

Fastest return journey

San JuanEdinburgh

SJU - EDI

SJUEDI

San Juan Luis Munoz Marin Intl

Mon 14/9

13:30-07:05

1 stop12h 35m

Edinburgh Turnhouse

Sun 20/9

14:05-23:44

1 stop14h 39m

£568

San JuanEdinburgh

SJU - EDI

SJUEDI

San Juan Luis Munoz Marin Intl

Sun 13/9

07:00-07:05

2 stops19h 05m

Edinburgh Turnhouse

Wed 23/9

11:20-23:44

2 stops17h 24m

£571

San JuanEdinburgh

SJU - EDI

SJUEDI

San Juan Luis Munoz Marin Intl

Mon 14/9

07:00-07:05

2 stops19h 05m

Edinburgh Turnhouse

Sun 20/9

11:20-23:44

2 stops17h 24m

£572

San JuanEdinburgh

SJU - EDI

SJUEDI

San Juan Luis Munoz Marin Intl

Sun 6/9

13:35-09:20

1 stop14h 45m

Edinburgh Turnhouse

Mon 14/9

09:00-22:00

1 stop18h 00m

£581

San JuanEdinburgh

SJU - EDI

SJUEDI

San Juan Luis Munoz Marin Intl

Sun 6/9

13:26-07:05

1 stop12h 39m

Edinburgh Turnhouse

Mon 14/9

11:20-23:44

2 stops17h 24m

£584

San JuanLondon

SJU - LGW

SJULGW

San Juan Luis Munoz Marin Intl

Fri 14/8

08:30-09:35

1 stop20h 05m

London Gatwick

Fri 28/8

12:20-01:55

1 stop18h 35m

£694

San JuanLondon

SJU - LGW

SJULGW

San Juan Luis Munoz Marin Intl

Fri 14/8

08:30-09:35

1 stop20h 05m

London Gatwick

Fri 28/8

12:20-01:55

1 stop18h 35m

£695

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 £432, 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 January is also very affordable. Most momondo users find prices during this month for around £463.

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 £621 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 £506 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

Fastest flight time	11h 40m
Direct flights	None

The fastest flight from San Juan to United Kingdom takes 11h 40m

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

Frequently asked questions about flying from San Juan to the 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 many operators does momondo search for flights from San Juan to United Kingdom?
As of April 2026, there is 1 operator available to choose from for flights from San Juan to United Kingdom.
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.

Best airlines flying from San Juan to United Kingdom

Compare and see reviews for airlines that fly from San Juan to United Kingdom with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom £568	Free Cancellation	Rating 7.2 2,947 reviews		Search JetBlue flights

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.