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Cheap flights from London Heathrow Airport to San Juan

1 adult
1 adult, Economy, 0 bags

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LHR  London Heathrow-PR1 Brighton Preston Park
4182 mimulti-stop
Multiple Airlines Logo
PR1  Brighton Preston Park-LHR London Heathrow
4182 mimulti-stop
Multiple Airlines

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How to get the cheapest flight ticket from London Heathrow Airport to San Juan

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 month to fly to San Juan?

The cheapest month to fly to San Juan from London Heathrow Airport is in February. Flight prices, which tend to average around £566, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to San Juan from London Heathrow Airport during May instead. Flights to San Juan in May, while not as cheap as those in February, still average around £602.

How far in advance should I book a flight from London Heathrow Airport to San Juan?

You are more likely to see cheaper flights to San Juan from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan for around £750 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan from London Heathrow Airport for as low as £563 on momondo.

Cheap London Heathrow Airport to San Juan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to San Juan

Fastest flight time

14h 05m

Direct flights

None
The fastest flight from London Heathrow Airport to San Juan takes 14h 05m
There are no direct flights from London Heathrow Airport to San Juan. There are no popular flight routes from London Heathrow Airport to San Juan.
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Frequently asked questions about flying from London Heathrow Airport to San Juan

  • How far is London Heathrow to San Juan by plane?

    The distance between London Heathrow and San Juan is about 4182.0 mi. A reasonable flight in good conditions will take 14h 05m.

  • When did momondo last update prices for flights from London Heathrow Airport to San Juan?

    Prices for flights from London Heathrow Airport to San Juan are updated daily.

  • How old do you have to be to fly from London Heathrow Airport to San Juan?

    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 Heathrow Airport to San Juan.

  • What documentation or ID do you need to fly to San Juan?

    The required travel and health documents for your San Juan 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from London Heathrow Airport to San Juan

Compare and see reviews for airlines that fly from London Heathrow Airport to San Juan with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom £418Free CancellationRating
7.1
3,039 reviews
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IcelandairPriceFrom £490Free CancellationRating
6.9
749 reviews
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British AirwaysPriceFrom £853Free CancellationRating
6.7
8,226 reviews
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IberiaPriceFrom £901Free CancellationRating
7.0
3,249 reviews
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Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Juan from London.

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

Yes. momondo allows you to filter the results for London to San Juan flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to San Juan.

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

Yes. momondo can track prices for London to San Juan flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Puerto Rico

Fly into one of these airports located in San Juan

San Juan Luis Munoz Marin Intl Airport