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Cheap flights from the United Kingdom to San Juan Luis Munoz Marin Intl Airport from £297

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJU
15 Apr — 22 Apr1
1 adult

Cheap flight deals from United Kingdom to Luis Munoz Marin Intl

Keep the following information in mind while searching for United Kingdom to Luis Munoz Marin Intl flight deals. Data was last updated 10 April 2025.

Round-trip from

£507

One-way from

£297

Popular in

December

Cheapest in

September

Average price

£724
26/4-3/5
  • 26/4-3/5
  • 2 total stops
  • 59h 06m total
  • United Kingdom to San Juan
21/4
  • 21/4
  • 1 total stop
  • 27h 26m total
  • United Kingdom to San Juan
Highest demand for flights based on searches. 1% potential increase in price (£5 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Average for round-trip flights in April 2025

Find flight deals from United Kingdom to Luis Munoz Marin Intl

Cheapest flights from United Kingdom to Luis Munoz Marin Intl
Explore the most affordable flight options available from United Kingdom to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 April 2025.

Mon 28/410:00LGW - SJU
1 stop27h 26mMultiple Airlines
Mon 5/522:15SJU - LGW
1 stop30h 45mMultiple Airlines
Deal found 9/4£507
Mon 15/908:15LHR - SJU
1 stop18h 03mIcelandair
Tue 30/918:15SJU - LHR
1 stop21h 30mIcelandair
Deal found 9/4£508
Mon 5/508:15LHR - SJU
1 stop17h 43mJetBlue
Sun 11/503:33SJU - LHR
1 stop12h 12mJetBlue
Deal found 9/4£524
Sun 4/511:40STN - SJU
2 stops17h 12mMultiple Airlines
Thu 8/501:59SJU - STN
3 stops27h 41mMultiple Airlines
Deal found 9/4£526
Wed 3/910:50LHR - SJU
1 stop12h 40mIberia
Thu 18/915:58SJU - LHR
1 stop13h 37mIberia
Deal found 9/4£532
Sat 24/516:50LHR - SJU
1 stop27h 39mMultiple Airlines
Sat 31/521:30SJU - LHR
1 stop31h 20mMultiple Airlines
Deal found 9/4£611
Thu 15/511:30EDI - SJU
1 stop19h 19mJetBlue
Thu 22/511:55SJU - EDI
1 stop16h 20mJetBlue
Deal found 10/4£633
Fri 12/919:15MAN - SJU
1 stop24h 55mIberia
Fri 19/913:55SJU - MAN
2 stops26h 15mIberia
Deal found 9/4£651
Wed 7/508:45LCY - SJU
2 stops21h 09mMultiple Airlines
Tue 13/501:33SJU - LCY
3 stops33h 52mMultiple Airlines
Deal found 9/4£652
Thu 6/1112:25LHR - SJU
2 stops18h 52mTAP AIR PORTUGAL
Sat 15/1106:15SJU - LHR
2 stops25h 10mTAP AIR PORTUGAL
Deal found 9/4£662
Sat 24/512:10LGW - SJU
1 stop16h 15mJetBlue
Sat 31/512:30SJU - LGW
1 stop16h 05mJetBlue
Deal found 9/4£664
Sat 7/612:10LGW - SJU
2 stops18h 36mIcelandair
Sun 15/612:35SJU - LGW
1 stop16h 00mIcelandair
Deal found 8/4£667

Cheapflights Fare Finder

Customise your flight search to find flights from United Kingdom to Luis Munoz Marin Intl 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, Cheapflights users made 858,174 searches. Data last updated 10 April 2025.
Use the filters below to find and compare flights from the United Kingdom to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

United Kingdom

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Mon 28/4

10:00-08:26

1 stop27h 26m

San Juan Luis Munoz Marin Intl

Mon 5/5

22:15-10:00

1 stop30h 45m

£507

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Mon 15/9

11:55-21:18

1 stop14h 23m

San Juan Luis Munoz Marin Intl

Mon 29/9

03:15-20:45

1 stop12h 30m

£508

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Mon 5/5

08:15-20:58

1 stop17h 43m

San Juan Luis Munoz Marin Intl

Sun 11/5

03:33-20:45

1 stop12h 12m

£524

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Sun 4/5

11:40-23:52

2 stops17h 12m

San Juan Luis Munoz Marin Intl

Thu 8/5

01:59-10:40

3 stops27h 41m

£526

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Sat 24/5

16:50-15:29

1 stop27h 39m

San Juan Luis Munoz Marin Intl

Sat 31/5

21:30-09:50

1 stop31h 20m

£611

EdinburghSan Juan

EDI - SJU

EDISJU

Edinburgh Turnhouse

Thu 15/5

11:30-01:49

1 stop19h 19m

San Juan Luis Munoz Marin Intl

Thu 22/5

11:55-09:15

1 stop16h 20m

£633

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Mon 12/5

09:15-18:50

1 stop14h 35m

San Juan Luis Munoz Marin Intl

Fri 16/5

06:10-09:00

1 stop21h 50m

£639

ManchesterSan Juan

MAN - SJU

MANSJU

Manchester

Fri 12/9

19:15-15:10

1 stop24h 55m

San Juan Luis Munoz Marin Intl

Fri 19/9

13:55-21:10

2 stops26h 15m

£651

LondonSan Juan

LCY - SJU

LCYSJU

London City

Wed 7/5

08:45-00:54

2 stops21h 09m

San Juan Luis Munoz Marin Intl

Tue 13/5

01:33-16:25

3 stops33h 52m

£652

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Sat 24/5

12:10-23:25

1 stop16h 15m

San Juan Luis Munoz Marin Intl

Sat 31/5

12:30-09:35

1 stop16h 05m

£664

Flights are sorted by cheapest return flights first.

Deals found on 9/4

Showing 1-10 of 41 results
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Best time to book a flight from United Kingdom to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from United Kingdom with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to San Juan Luis Munoz Marin Intl Airport

What is the cheapest month to book a flight from United Kingdom to San Juan Luis Munoz Marin Intl Airport?

Currently, April is the cheapest month in which you can book a flight from United Kingdom to San Juan Luis Munoz Marin Intl Airport (average of £631). Flying from United Kingdom to San Juan Luis Munoz Marin Intl Airport in July is currently the most expensive (average of £1,027). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GB to SJU?

Find hourly flight availability from United Kingdom to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 April 2025.

When flying from United Kingdom to San Juan Luis Munoz Marin Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport ranges from 55.0 - 156.0 inches per month. November is typically the wettest month, when rainfall can reach 156.0 mm. March is typically the driest time to visit San Juan Luis Munoz Marin Intl Airport when rainfall is around 55.0 mm.

Temperature in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 25.0 C).

Reviews of airlines servicing Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Luis Munoz Marin Intl. Reviews last updated 10 April 2025.
See what other customers who have flown with Delta, KLM and United Airlines from United Kingdom to San Juan have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very Good

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Luis Munoz Marin Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from United Kingdom to San Juan Luis Munoz Marin Intl Airport one-way?

    The cheapet airlines for a one-way flight from United Kingdom to San Juan Luis Munoz Marin Intl Airport are Iberia (£514), Avianca (£529), and Turkish Airlines (£852).

  • What are the most popular routes from United Kingdom to San Juan Luis Munoz Marin Intl Airport?

  • Can I find deals for flights from United Kingdom to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on United Kingdom to Luis Munoz Marin Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to Luis Munoz Marin Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Luis Munoz Marin Intl.

  • Can I find deals for business class flights from United Kingdom to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from United Kingdom to Luis Munoz Marin Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from United Kingdom to San Juan Luis Munoz Marin Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from United Kingdom to San Juan Luis Munoz Marin Intl Airport (average of £631). Flying from United Kingdom to San Juan Luis Munoz Marin Intl Airport in July is currently the most expensive (average of £1,027). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 8 airlines flying from United Kingdom to Luis Munoz Marin Intl

Discover the top 8 airlines that operate flights from United Kingdom to Luis Munoz Marin Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 10 April 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£439Average£655FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IcelandairCheapest£445Average£726FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£459Average£636FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IberiaCheapest£526Average£787FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£549Average£872FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£689Average£884FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
DeltaCheapest£880Average£1,175FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Virgin AtlanticCheapest£885Average£1,130FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

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How does Cheapflights help users find flights from United Kingdom to Luis Munoz Marin Intl?

Deals for United Kingdom to Luis Munoz Marin Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Luis Munoz Marin Intl?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from United Kingdom to Luis Munoz Marin Intl.

Can Cheapflights find flights from United Kingdom to Luis Munoz Marin Intl with no change fees?

Yes, we can. To see specific flights from United Kingdom to Luis Munoz Marin Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from United Kingdom to Luis Munoz Marin Intl become cheaper?

Yes! Start tracking prices for United Kingdom to Luis Munoz Marin Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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