Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from London Gatwick Airport to San Juan from £302

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Gatwick Airport to San Juan departing on 18/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from London Gatwick Airport to San Juan

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:00 - 23:24
LGW
-
SJU
14h 24m
1 stop
Multiple Airlines Logo
17:15 - 10:00
SJU
-
LGW
35h 45m
2 stops
£561Multiple Airlines
Sat, 2 May - Sat, 9 May
Multiple Airlines Logo
14:00 - 23:59
LGW
-
SJU
38h 59m
2 stops
Multiple Airlines Logo
02:59 - 10:00
SJU
-
LGW
26h 01m
1 stop
£565Multiple Airlines
Sat, 2 May - Sat, 9 May
Multiple Airlines Logo
14:00 - 08:53
LGW
-
SJU
23h 53m
1 stop
Multiple Airlines Logo
02:59 - 10:00
SJU
-
LGW
26h 01m
1 stop
£568Multiple Airlines
Fri, 10 Apr - Sat, 25 Apr
Multiple Airlines Logo
14:00 - 09:19
LGW
-
SJU
24h 19m
1 stop
Multiple Airlines Logo
02:59 - 10:00
SJU
-
LGW
26h 01m
1 stop
£577Multiple Airlines
Sat, 18 Apr - Sat, 25 Apr
Multiple Airlines Logo
14:00 - 23:24
LGW
-
SJU
14h 24m
1 stop
Multiple Airlines Logo
02:59 - 10:00
SJU
-
LGW
26h 01m
1 stop
£577Multiple Airlines
Wed, 15 Apr - Sat, 25 Apr
Multiple Airlines Logo
14:00 - 08:49
LGW
-
SJU
23h 49m
1 stop
Multiple Airlines Logo
02:59 - 10:00
SJU
-
LGW
26h 01m
1 stop
£584Multiple Airlines
Wed, 29 Apr - Sat, 9 May
Multiple Airlines Logo
14:00 - 09:19
LGW
-
SJU
24h 19m
1 stop
Multiple Airlines Logo
17:15 - 10:00
SJU
-
LGW
35h 45m
2 stops
£584Multiple Airlines
Mon, 27 Apr - Sat, 9 May
Multiple Airlines Logo
14:00 - 08:49
LGW
-
SJU
23h 49m
1 stop
Multiple Airlines Logo
09:54 - 10:00
SJU
-
LGW
19h 06m
2 stops
£586Multiple Airlines
Wed, 29 Apr - Sun, 10 May
Multiple Airlines Logo
14:00 - 08:49
LGW
-
SJU
23h 49m
1 stop
Multiple Airlines Logo
09:54 - 10:00
SJU
-
LGW
19h 06m
2 stops
£587Multiple Airlines
Mon, 4 May - Sun, 10 May
Multiple Airlines Logo
14:00 - 09:19
LGW
-
SJU
24h 19m
1 stop
Multiple Airlines Logo
02:59 - 10:00
SJU
-
LGW
26h 01m
1 stop
£592Multiple Airlines
Mon, 27 Apr - Sat, 9 May

momondo Fare Finder

 
Customise your flight search to find flights from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport 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, momondo users made 279,928 searches. Data last updated 16 March 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Sat 2/5

14:00-23:24

1 stop14h 24m

San Juan Luis Munoz Marin Intl

Sat 9/5

17:15-10:00

2 stops35h 45m

£561

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Sat 2/5

14:00-23:59

2 stops38h 59m

San Juan Luis Munoz Marin Intl

Sat 9/5

02:59-10:00

1 stop26h 01m

£565

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Fri 10/4

14:00-08:53

1 stop23h 53m

San Juan Luis Munoz Marin Intl

Sat 25/4

02:59-10:00

1 stop26h 01m

£568

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Sat 18/4

14:00-09:19

1 stop24h 19m

San Juan Luis Munoz Marin Intl

Sat 25/4

02:59-10:00

1 stop26h 01m

£577
Fastest return journey

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Wed 15/4

14:00-23:24

1 stop14h 24m

San Juan Luis Munoz Marin Intl

Sat 25/4

02:59-10:00

1 stop26h 01m

£577

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Wed 29/4

14:00-08:49

1 stop23h 49m

San Juan Luis Munoz Marin Intl

Sat 9/5

02:59-10:00

1 stop26h 01m

£584

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Mon 27/4

14:00-09:19

1 stop24h 19m

San Juan Luis Munoz Marin Intl

Sat 9/5

17:15-10:00

2 stops35h 45m

£584

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Wed 29/4

14:00-08:49

1 stop23h 49m

San Juan Luis Munoz Marin Intl

Sun 10/5

09:54-10:00

2 stops19h 06m

£586

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Mon 4/5

14:00-08:49

1 stop23h 49m

San Juan Luis Munoz Marin Intl

Sun 10/5

09:54-10:00

2 stops19h 06m

£587

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Mon 27/4

14:00-09:19

1 stop24h 19m

San Juan Luis Munoz Marin Intl

Sat 9/5

02:59-10:00

1 stop26h 01m

£592

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Juan from

How to get the cheapest flight ticket from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport

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 airline that flies from London Gatwick to San Juan Luis Munoz Marin Intl?

JetBlue is the most popular carrier operating from London Gatwick to San Juan Luis Munoz Marin Intl

When to book flights from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport (LGW to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport

Fastest flight time

14h 22m

Direct flights

None
The fastest flight from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport takes 14h 22m
There are no direct flights from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport. There are no popular flight routes from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport.
Search flight deals

  • How far is London Gatwick to San Juan Luis Munoz Marin Intl by plane?

    There are 4188.2 mi between London Gatwick and San Juan Luis Munoz Marin Intl. By plane, this route typically takes 14h 22m.

  • When did momondo last update prices for flights from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport were last updated today.

  • How many operators does momondo search for flights from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport?

    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 London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The required travel and health documents for your San Juan Luis Munoz Marin Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Juan Luis Munoz Marin Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from London Gatwick Airport to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
IberiaPriceFrom £563Free CancellationRating
7.0
3,136 reviews
Search Iberia flights

Travelling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Rio Grande
Carolina
Fajardo
Dorado
Luquillo

Why use momondo?

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

Finding the right flight to San Juan from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Juan quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to San Juan from London with this policy.

How can momondo help me find flights from London to San Juan?

Once you have performed a search for London to San Juan flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to San Juan from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your San Juan Luis Munoz Marin Intl Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 15/4
Wed 22/4
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to San Juan