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Cheap flights from London Gatwick Airport to Puerto Rico from £316

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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — SJU
14 Jan — 21 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to Puerto Rico

Enter your travel dates to find the best prices.

Cheapest flights from Gatwick to Puerto Rico
Explore the most affordable flight options available from Gatwick to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 December 2025.

Mon 29/1214:00LGW - SJU
1 stop24h 33mMultiple Airlines
Mon 12/103:58SJU - LGW
2 stops22h 02mMultiple Airlines
Deal found 13/12£861
Thu 25/1214:00LGW - SJU
1 stop16h 12mMultiple Airlines
Mon 29/1203:54SJU - LGW
2 stops46h 06mMultiple Airlines
Deal found 15/12£915
Sun 14/1214:10LGW - SJU
2 stops26h 22mMultiple Airlines
Sun 21/1218:09SJU - LGW
2 stops22h 51mMultiple Airlines
Deal found 13/12£1,010
Fri 26/1216:40LGW - SJU
2 stops55h 13mTAP AIR PORTUGAL
Tue 30/1206:14SJU - LGW
2 stops47h 11mTAP AIR PORTUGAL
Deal found 15/12£1,074
Fri 26/1213:00LGW - SJU
1 stop30h 13mMultiple Airlines
Tue 30/1219:50SJU - LGW
1 stop30h 10mMultiple Airlines
Deal found 15/12£1,116

Find flight deals from Gatwick to Puerto Rico

Keep the following information in mind while searching for Gatwick to Puerto Rico flight deals. Data was last updated 15 December 2025.

Round-trip from

£546

One-way from

£316

Popular in

December

Cheapest in

September

Average price

£959
6/2-25/2
  • 6/2-25/2
  • 2 total stops
  • 31h 19m total
  • London to Puerto Rico
Search Deals
18/5
  • 18/5
  • 1 total stop
  • 16h 54m total
  • London to Puerto Rico
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£29 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick to Puerto Rico 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 15 December 2025.
Use the filters below to find and compare flights from London Gatwick Airport to Puerto Rico that are best for you.

Fly from

Gatwick

Fly to

Puerto Rico

Route

Depart

Return

Price

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Thu 29/1

14:00-15:35

2 stops29h 35m

San Juan Luis Munoz Marin Intl

Thu 5/2

19:44-10:00

2 stops34h 16m

£547

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Sat 24/1

14:00-15:35

2 stops29h 35m

San Juan Luis Munoz Marin Intl

Fri 6/2

17:50-08:20

2 stops34h 30m

£552

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Fri 23/1

17:00-11:35

2 stops22h 35m

San Juan Luis Munoz Marin Intl

Fri 6/2

17:50-08:20

2 stops34h 30m

£563

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Sun 8/2

09:40-01:36

2 stops19h 56m

San Juan Luis Munoz Marin Intl

Thu 26/2

10:57-10:00

1 stop19h 03m

£564

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Wed 18/2

15:25-17:05

2 stops29h 40m

San Juan Luis Munoz Marin Intl

Tue 24/2

17:45-15:45

2 stops18h 00m

£570

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Thu 26/2

17:10-17:05

2 stops27h 55m

San Juan Luis Munoz Marin Intl

Sat 7/3

13:00-14:15

2 stops21h 15m

£635

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Wed 11/2

08:35-19:55

1 stop15h 20m

San Juan Luis Munoz Marin Intl

Sun 22/2

19:54-06:00

2 stops30h 06m

£637

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Sat 10/1

14:00-15:35

2 stops29h 35m

San Juan Luis Munoz Marin Intl

Sat 17/1

17:50-09:50

3 stops36h 00m

£651

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Mon 2/2

19:30-16:35

2 stops25h 05m

San Juan Luis Munoz Marin Intl

Mon 9/2

21:25-23:20

2 stops21h 55m

£656

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Mon 26/1

11:00-13:20

2 stops30h 20m

San Juan Luis Munoz Marin Intl

Thu 5/2

06:15-09:50

2 stops23h 35m

£657

Flights are sorted by cheapest return flights first.

Deals found on 14/12

Showing 1-10 of 17 results
1
2

Best time to book a flight from Gatwick to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico 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 Puerto Rico

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

Find hourly flight availability from Gatwick to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 December 2025.

It’s typically best to fly out from London Gatwick Airport to Puerto Rico in the evening. Doing so could potentially save you 56% on the flight price compared to flying at midday, which is usually more expensive.

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated 15 December 2025.
Read reviews from past customers who have flown with Iberia from London Gatwick Airport to Puerto Rico. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Iberia
7.0
Good
3,051 reviews
Check prices

Entertainment

6.6

Comfort

6.7

Food

6.3

Boarding

7.1

Crew

7.7

Overall

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Nov 2025

MAD - ORD

Worst customer service, at a check in lady could not find our reservation at all. End it up as buying brand new ticket to be able to fly with other family members. Very disappointed.
Iberia
7.0
Good
3,051 reviews
Iberia
7.0
Good
3,051 reviews
Check prices

Entertainment

6.6

Comfort

6.7

Food

6.3

Boarding

7.1

Crew

7.7

Overall

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Nov 2025

MAD - ORD

Worst customer service, at a check in lady could not find our reservation at all. End it up as buying brand new ticket to be able to fly with other family members. Very disappointed.

Related info for your journey

Find useful and relevant information for your journey from Gatwick to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Gatwick to Puerto Rico that include hotel bookings?

    Yes. In addition to deals on Gatwick to Puerto Rico flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Gatwick to Puerto Rico?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gatwick to Puerto Rico.

  • Can I find deals for business class flights from Gatwick to Puerto Rico?

    Yes. Cheapflights offers flight deals from Gatwick to Puerto Rico by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Alternative routes for Gatwick to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Gatwick to Puerto Rico

Discover the top airline that operate flights from Gatwick to Puerto Rico. 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 15 December 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest£557Average£945FlexibilityNo cancel feeOn-time77%
Search Iberia 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 Puerto Rico?

When you search for this flight from Gatwick to Puerto Rico, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Gatwick to Puerto Rico?

Cheapflights helps you find that perfect flight to Puerto Rico from Gatwick by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Gatwick to Puerto Rico with no change fees?

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

Can Cheapflights notify me if prices for flights from Gatwick to Puerto Rico become cheaper?

Yes! Start tracking prices for Gatwick to Puerto Rico 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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