Cheap flights from United Kingdom to San Juan

Return
Economy
Washington (WAS)
San Juan (SJU)
Depart
Return
Any month
Compare vs Cheapflights |

How to find the cheapest flight from
United Kingdom to San Juan (SJU)

All the information you need to plan the best null to SJU flight in 2021: compare United Kingdom to San Juan flight prices with the expected peak season, weather and rainfall in San Juan.
How far in advance should I book a flight from United Kingdom to San Juan?

To save on the cost of your flight from United Kingdom to San Juan, book at least 45 days before your planned departure. Booking around this time can save you about 35% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £689 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £773.

What is the cheapest month to fly from United Kingdom to San Juan?

The best pricing can be found in the month of March. Prices to San Juan from United Kingdom average £700. You can even find prices in March for less than £700, as users have found deals to San Juan from as low as £361. The month of December appears to be one of the more expensive times to travel to San Juan from United Kingdom. Flying in the targeted month can save you up to 19%.

Cheap flights from United Kingdom to San Juan in April, May 2021

The best prices found for United Kingdom to SJU flights in April, May
15 May - 19 Jun
£346pp
LHR
London Heathrow
Lufthansa
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Lufthansa
   
2 STOPS
LHR
London Heathrow
15 May - 19 Jun
£366pp
LHR
London Heathrow
United Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
United Airlines
 
1 STOP
LHR
London Heathrow
15 May - 18 Jun
£370pp
LHR
London Heathrow
United Airlines
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
United Airlines
   
2 STOPS
LHR
London Heathrow

United Kingdom to San Juan 2021 flight deals

Cheap flights to San Juan from United Kingdom found for this year
6 Sep - 12 Sep
£321pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Air Canada
   
2 STOPS
LHR
London Heathrow
27 Nov - 11 Dec
£337pp
LHR
London Heathrow
Air Canada
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Air Canada
 
1 STOP
LHR
London Heathrow
6 Sep - 12 Sep
£342pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Air Canada
   
2 STOPS
LHR
London Heathrow

Last-minute flights from United Kingdom to San Juan

Late deals on return flights to San Juan from United Kingdom, departing today and this week
24 Apr - 29 Apr
£738pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
24 Apr - 29 Apr
£739pp
LHR
London Heathrow
Turkish Airlines
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Turkish Airlines
   
2 STOPS
LHR
London Heathrow
24 Apr - 29 Apr
£1,065pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Virgin Atlantic
 
1 STOP
LHR
London Heathrow

One-way flights to San Juan from United Kingdom

The cheapest one-way flights from United Kingdom to San Juan
06:00 - 16:54
United Airlines
2 stops
39h 54m
LHR - SJU
United Airlines
£372
United
13:40 - 17:35
TAP AIR PORTUGAL
2 stops
32h 55m
MAN - SJU
TAP AIR PORTUGAL
09:50 - 19:52
Virgin Atlantic
1 stop
15h 02m
MAN - SJU
Virgin Atlantic
£709
DreamWorldTravel

Related info for your journey

Useful info, stats and facts about <span class="emphasized">United Kingdom</span> to <span class="emphasized">San Juan</span> flights.

Flight FAQs

From United Kingdom to San Juan

Are flight prices decreasing from United Kingdom to San Juan due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both United Kingdom and San Juan for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from United Kingdom to San Juan to control the spread of COVID-19?

New policies can now be found on Delta to help keep travellers safe while flying. Airline carriers are regularly disinfecting and sanitising their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially-distanced seating (for a limited time) will work towards keeping travellers safer while flying from United Kingdom to San Juan. Policies will vary by airline.

Which airlines flying from United Kingdom to San Juan have flexible cancellations due to COVID-19?

British Airways, Virgin Atlantic, and Air France are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from United Kingdom to San Juan for under £362 on Cheapflights?

Yes, there are multiple flights from United Kingdom to San Juan for under £362. The cheapest flight booked recently is on Multiple Airlines for just £321, but on average you can expect to pay £359.

Are there direct flights from United Kingdom to San Juan for under £290 on Cheapflights?

There are no direct flights from United Kingdom to San Juan, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from United Kingdom to San Juan for under £797?

There are currently 5+ open flights from United Kingdom to San Juan within the next 7 days for less than £797.

What are the most popular airlines that fly from United Kingdom to San Juan?

The most popular airlines flying from United Kingdom to San Juan are American Airlines, Air Canada and Air France. Something to consider prior to booking your flight.

What are the most popular routes from United Kingdom to San Juan?

While some choose either London Gatwick - San Juan Luis Munoz Marin Intl or London City - San Juan Luis Munoz Marin Intl, London Heathrow - San Juan Luis Munoz Marin Intl is the most popular route from United Kingdom to San Juan.

What are the cheapest flights from United Kingdom to San Juan?

Looking for the cheapest flight from United Kingdom to San Juan? While on average our users pay £1,081, our data indicates the cheapest price to be £368. The most popular route (London Heathrow - San Juan Luis Munoz Marin Intl), is priced around £312.

How long does is the flight from United Kingdom to San Juan?

Departing from United Kingdom to San Juan will take you 14h 08m. This flight may include one or multiple stops.

What are the cheapest airlines to flying from United Kingdom to San Juan return?

United Airlines, at £345, was found to be the cheapest airline from United Kingdom to San Juan. An alternate airline flying to your destination would be Lufthansa.

What are the cheapest airlines to fly from United Kingdom to San Juan one-way?

The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as £341. However, be on the lookout for offers from TAP AIR PORTUGAL and KLM, as they are both options that can get you from United Kingdom to San Juan for a low price.

Departure points for flights from United Kingdom to San Juan

Select to see more specific information for flights to San Juan from all departure points in United Kingdom.

Destination information for San Juan

Things to know before you go - useful duration and weather info for your trip from United Kingdom to San Juan.
Today's exchange rate
£1 = $1.38
Average temperature for April in San Juan
30.0 °C
Avg rainfall for April in San Juan
135.0 mm

Airports servicing San Juan

San Juan Isla Grande (SIG)

Top 10 airlines flying from United Kingdom to San Juan

The chart below displays the airlines Cheapflights users travelling from United Kingdom to San Juan choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
KLM
£425 £718 No cancel fee 75%
Search KLM flights
Air France
£417 £738 No cancel fee 77%
Search Air France flights
United Airlines
£451 £824 No cancel fee 69%
Search United Airlines flights
American Airlines
£348 £876 No cancel fee 71%
Search American Airlines flights
British Airways
£380 £943 No cancel fee 70%
Search British Airways flights
Virgin Atlantic
£478 £972 No cancel fee 72%
Search Virgin Atlantic flights
Avianca
£847 £1,044 No cancel fee 71%
Search Avianca flights
Delta
£508 £1,055 No cancel fee N/A
Search Delta flights
Iberia
£446 £1,101 No cancel fee 77%
Search Iberia flights
Thomas Cook Airlines
£822 £1,121 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by Thomas Cook Airlines. Please check directly on their website for additional information.

Search Thomas Cook Airlines flights
Home Caribbean Puerto Rico San Juan Cheap flights from United Kingdom to San Juan
  • Return
  • One-way
  • Multi-city
  • Economy
  • Premium Economy
  • Business
  • First
  • Multiple
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First