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Cheap flights from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport from £314

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 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — SJU
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Gatwick to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) to Luis Munoz Marin Intl (SJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 September 2025.

Round-trip from

£493

One-way from

£314

Popular in

August

Cheapest in

March

Average price

£641
1/10-5/10
  • 1/10-5/10
  • 3 total stops
  • 40h 24m total
  • London to San Juan
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2/12
  • 2/12
  • 1 total stop
  • 25h 54m total
  • London to San Juan
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£139 potential increase over avg. return price).
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Cheapest flight prices on average. 10% potential price decrease (£56 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Gatwick to Luis Munoz Marin Intl

Cheapest flights from Gatwick to Luis Munoz Marin Intl
Explore the most affordable flight options available from Gatwick to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Wed 1/1013:05LGW - SJU
1 stop17h 53mMultiple Airlines
Sun 5/1002:49SJU - LGW
2 stops22h 31mMultiple Airlines
Deal found 16/9£493
Thu 2/1014:00LGW - SJU
1 stop15h 54mMultiple Airlines
Sat 4/1021:26SJU - LGW
1 stop27h 54mMultiple Airlines
Deal found 16/9£493
Tue 30/913:05LGW - SJU
1 stop25h 51mMultiple Airlines
Tue 7/1006:22SJU - LGW
1 stop18h 58mMultiple Airlines
Deal found 16/9£496
Mon 29/914:00LGW - SJU
1 stop29h 11mMultiple Airlines
Thu 9/1006:22SJU - LGW
1 stop18h 58mMultiple Airlines
Deal found 16/9£498
Tue 7/1014:00LGW - SJU
1 stop16h 44mMultiple Airlines
Wed 8/1006:22SJU - LGW
2 stops22h 38mMultiple Airlines
Deal found 16/9£499
Fri 3/1013:05LGW - SJU
1 stop17h 53mMultiple Airlines
Sun 5/1002:49SJU - LGW
2 stops22h 31mMultiple Airlines
Deal found 16/9£502
Mon 29/914:00LGW - SJU
1 stop29h 11mMultiple Airlines
Sat 4/1006:44SJU - LGW
2 stops18h 36mMultiple Airlines
Deal found 16/9£504
Tue 14/1019:50LGW - SJU
2 stops35h 12mMultiple Airlines
Tue 21/1006:22SJU - LGW
1 stop18h 58mMultiple Airlines
Deal found 16/9£507
Mon 29/914:00LGW - SJU
1 stop29h 11mMultiple Airlines
Mon 13/1009:00SJU - LGW
2 stops44h 00mMultiple Airlines
Deal found 16/9£507
Tue 30/913:05LGW - SJU
1 stop25h 51mMultiple Airlines
Wed 8/1006:22SJU - LGW
1 stop18h 58mMultiple Airlines
Deal found 16/9£509
Thu 2/1014:00LGW - SJU
1 stop15h 54mMultiple Airlines
Thu 9/1006:22SJU - LGW
1 stop18h 58mMultiple Airlines
Deal found 16/9£510

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick 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 17 September 2025.
Use the filters below to find and compare flights from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Gatwick

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Thu 30/10

14:00-01:44

1 stop15h 44m

San Juan Luis Munoz Marin Intl

Thu 20/11

07:11-20:40

2 stops33h 29m

£493

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Tue 14/10

14:00-01:44

1 stop16h 44m

San Juan Luis Munoz Marin Intl

Tue 21/10

06:22-06:20

1 stop18h 58m

£502

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Thu 2/10

14:00-00:54

1 stop15h 54m

San Juan Luis Munoz Marin Intl

Thu 9/10

06:22-06:20

1 stop18h 58m

£510

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Tue 30/9

13:05-01:58

1 stop17h 53m

San Juan Luis Munoz Marin Intl

Thu 9/10

06:22-06:20

1 stop18h 58m

£510

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Wed 8/10

14:00-01:44

1 stop16h 44m

San Juan Luis Munoz Marin Intl

Wed 15/10

02:49-06:20

2 stops22h 31m

£513

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Thu 27/11

14:00-02:54

1 stop16h 54m

San Juan Luis Munoz Marin Intl

Fri 5/12

11:05-10:00

1 stop18h 55m

£532

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Tue 30/9

13:05-01:58

1 stop17h 53m

San Juan Luis Munoz Marin Intl

Sun 5/10

02:49-06:20

2 stops22h 31m

£535

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Tue 7/10

14:00-01:44

1 stop16h 44m

San Juan Luis Munoz Marin Intl

Thu 16/10

03:40-06:20

2 stops21h 40m

£540

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Mon 6/10

14:00-01:44

1 stop16h 44m

San Juan Luis Munoz Marin Intl

Thu 16/10

03:40-06:20

2 stops21h 40m

£546

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Sat 27/9

14:00-14:11

1 stop29h 11m

San Juan Luis Munoz Marin Intl

Fri 10/10

02:49-10:00

1 stop26h 11m

£557

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 18 results
1
2

Best time to book a flight from Gatwick to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Gatwick 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 London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport

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

Find hourly flight availability from Gatwick 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 17 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport as you normally would.

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 17 September 2025.
Get a feel of what it's like to fly with Icelandair and Iberia from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.0
Good
544 reviews
Check prices

Entertainment

7.0

Boarding

7.2

Comfort

6.9

Crew

8.0

Overall

7.0

Food

6.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

KEF - EWR

The airport in Reykjavik had too few seats at the departure gate. Otherwise the airport experience was fine. The flight was timely and smooth. The airplane was well maintained and staff pleasant and efficient
Icelandair
7.0
Good
544 reviews
Icelandair
7.0
Good
544 reviews
Check prices

Entertainment

7.0

Boarding

7.2

Comfort

6.9

Crew

8.0

Overall

7.0

Food

6.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

KEF - EWR

The airport in Reykjavik had too few seats at the departure gate. Otherwise the airport experience was fine. The flight was timely and smooth. The airplane was well maintained and staff pleasant and efficient
Iberia
7.0
Good
2,924 reviews
Icelandair
7.0
Good
544 reviews
Check prices

Entertainment

7.0

Boarding

7.2

Comfort

6.9

Crew

8.0

Overall

7.0

Food

6.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

KEF - EWR

The airport in Reykjavik had too few seats at the departure gate. Otherwise the airport experience was fine. The flight was timely and smooth. The airplane was well maintained and staff pleasant and efficient

Related info for your journey

Find useful and relevant information for your journey from Gatwick 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 flying from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport round-trip?

    Flying on Iberia is currently your cheapest option to San Juan Luis Munoz Marin Intl Airport, with prices starting at £509. Another option worth looking into is Icelandair, starting at £629 return. These flights start at 38% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Gatwick 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 Gatwick to Luis Munoz Marin Intl.

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

    Yes. Cheapflights offers flight deals from Gatwick 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 London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport (average of £631). Flying from London Gatwick Airport 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

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Alternative routes for Gatwick to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Luis Munoz Marin Intl flights
London City to Luis Munoz Marin Intl flights
Stansted to Luis Munoz Marin Intl flights

Top 2 airlines flying from Gatwick to Luis Munoz Marin Intl

Discover the top 2 airlines that operate flights from Gatwick 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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest£509Average£881FlexibilityNo cancel feeOn-time77%
Search Iberia flights
IcelandairCheapest£629Average£711FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Gatwick 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 Gatwick to Luis Munoz Marin Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Gatwick to Luis Munoz Marin Intl for you. Better yet — we are completely free to use.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Gatwick to Luis Munoz Marin Intl, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Gatwick 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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