Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from London to San Juan

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London to San Juan

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
LON  London All airports-PR1 Brighton Preston Park
4196 mimulti-stop
Multiple Airlines Logo
PR1  Brighton Preston Park-LON London All airports
4196 mimulti-stop
Multiple Airlines

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

See travel insights to San Juan from

How to get the cheapest flight ticket from London 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 is in February. Flight prices, which tend to average around £538, 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 during May instead. Flights to San Juan in May, while not as cheap as those in February, still average around £637.

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

You are more likely to see cheaper flights to San Juan from London when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan for around £757 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 for as low as £575 on momondo.

Cheap London to San Juan flight deals and tips

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

Fastest flight time

13h 00m

Direct flights

None
The fastest flight from London to San Juan takes 13h 00m
There are no direct flights from London to San Juan. There are no popular flight routes from London to San Juan.
Search flight deals

Frequently asked questions about flying from London to San Juan

  • How far is London to San Juan by plane?

    A flight from London to San Juan will travel around 4196.4 mi. Flights usually cover this in 13h 00m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from London to San Juan are refreshed on a daily basis.

  • How old do you have to be to fly from London 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 to San Juan.

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

    The necessary travel and health documents for your San Juan trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from London to San Juan

Compare and see reviews for airlines that fly from London to San Juan with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom £430Free CancellationRating
7.1
3,042 reviews
Search JetBlue flights
IcelandairPriceFrom £492Free CancellationRating
6.9
756 reviews
Search Icelandair flights
IberiaPriceFrom £857Free CancellationRating
7.0
3,255 reviews
Search Iberia flights
British AirwaysPriceFrom £857Free CancellationRating
6.7
8,240 reviews
Search British Airways flights

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. All flights to San Juan from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential London to San Juan flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to San Juan from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your San Juan 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
Sun 1/11
Sun 8/11
By creating a price alert you accept our terms of use and privacy policy.

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