Cheap flights from London Gatwick to San Juan Puerto Rico

from as little as £484

6 nights in San Juan Puerto Rico, departing London Gatwick on 22 / Sep / 2025 with JetBlue (price found 6 hours ago)

Subject to availability, prices correct of the last 24 hours
San Juan Puerto Rico

Cheap return flights from London Gatwick to San Juan Puerto Rico

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The London Gatwick / San Juan Puerto Rico route

All 6749 km of it

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San Juan Puerto Rico flight facts

What you need to know

Alternative flights from the UK to San Juan Puerto Rico

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San Juan Puerto Rico

Today alone, Netflights has searched over 147 flights. 22 / Sep / 2025 is currently the lowest priced day of the year to fly the London Gatwick/San Juan Puerto Rico route. There are around 27 flights on any given week from the UK to San Juan Puerto Rico and the cheapest month to fly right now is September.

Not suitable? Try running another search or viewing all cheap flight deals.

Min / Max Temperature (°C)
LOWEST

21 °C

AVG

26 °C

HIGHEST

30 °C

Rainfall (mm)
LOWEST

69 mm

AVG

125.7 mm

HIGHEST

158 mm

Key facts about San Juan Puerto Rico

How to get cheap flights from London Gatwick to San Juan Puerto Rico

Tips and advice from our flight experts

Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from London Gatwick to San Juan Puerto Rico, across the five airlines that offer this route. We've found that 22 / Sep / 2025 is the cheapest date to travel at the moment, but it's best to go through the results to see which flight suits you.

There are 27 flights from London Gatwick to or via San Juan Puerto Rico every week. Out of the five available airlines, the most popular ones are Iberia Airlines, JetBlue & British Airways. But that doesn’t necessarily mean they’ll be the best option for your travel dates. To see as many flights as possible, try widening your search to include other departure airports.

The distance between London Gatwick to San Juan Puerto Rico is 6749 km. Normally, it takes about 14 hrs 45 mins to fly, and you can definitely expect the journey to be at least 12 hrs. You can see the various flight times in the results.

You can also search by month, which will reveal the cheapest time of the week to fly.

Other popular destinations near San Juan Puerto Rico

Where other people are flying to

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