Cheap flights from Heathrow to San Juan

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How to find the cheapest flight from
Heathrow (LHR) to San Juan (SJU)

What is the cheapest day to fly return from Heathrow to San Juan?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

Find a great deal and save up to 30% by booking at least 55 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Heathrow to San Juan within the next two weeks, with the cheapest ticket starting at £586.

When is the cheapest time to fly from Heathrow to San Juan (LHR - PR1)?

Unlike at midday, when flights are generally more expensive, you can save up to 21% on flights from Heathrow to San Juan by exploring options for tickets in the afternoon.

Cheap flights from Heathrow to San Juan in September, October 2020

The best prices found for LHR to SJU flights in September, October
10 Oct - 24 Oct
£454pp
LHR
London Heathrow
Multiple airlines
     
3 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
28 Oct - 13 Nov
£478pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
10 Oct - 24 Oct
£485pp
LHR
London Heathrow
Multiple airlines
     
3 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow

Heathrow to San Juan 2020 flight deals

Cheap flights to San Juan from Heathrow found for this year
6 Nov - 10 Nov
£399pp
LHR
London Heathrow
Multiple airlines
     
3 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
2 Dec - 14 Dec
£413pp
LHR
London Heathrow
Multiple airlines
     
3 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
10 Oct - 24 Oct
£454pp
LHR
London Heathrow
Multiple airlines
     
3 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow

One-way flights to San Juan from Heathrow

The cheapest one-way flights from Heathrow to San Juan
13:30 - 09:44
TAP AIR PORTUGAL
2 stops
48h 14m
LHR - SJU
TAP AIR PORTUGAL
11:05 - 19:13
Qatar Airways
2 stops
36h 08m
LHR - SJU
Qatar Airways
£788
qatarairways.com
10:05 - 11:45
Multiple Airlines
2 stops
29h 40m
LHR - SJU
Multiple Airlines

Related info for your journey

Useful info, stats and facts about Heathrow to San Juan flights.

Flight FAQs

From Heathrow to San Juan

Are flight prices decreasing from Heathrow 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 Heathrow 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.

Can I find flights from Heathrow to San Juan for under £400 on Cheapflights?

Yes, there are multiple flights from Heathrow to San Juan for under £400. The cheapest flight booked recently is on Multiple Airlines for just £399, but on average you can expect to pay £532.

Are there direct flights from Heathrow to San Juan for under £400 on Cheapflights?

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

Is Heathrow weather warmer or cooler than San Juan?

We forecast the temperature to be around the 32 °Cs in June, on average. The temperature in San Juan is generally hotter than in Heathrow. Book flights in a timely manner in correlation to your departure date.

How long does is the flight from Heathrow to San Juan?

Airlines like Lufthansa and TAP AIR PORTUGAL fly from Heathrow to San Juan in about 17h 01m. The time it takes to get you to your destination can typically vary by up to 8h 09m. This flight may include one or multiple stops.

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

According to our current data, Lufthansa (£440), and TAP AIR PORTUGAL (£517) offers the cheapest pricing from Heathrow to San Juan.

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

For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as £353. Users have also found prices from £707 and £818 on TAP AIR PORTUGAL and Qatar Airways, respectively.

Alternative routes for Heathrow to San Juan

Destination information for San Juan

Things to know before you go. Useful info for your trip from Heathrow to San Juan
Today's exchange rate
£1 = $1.30
Average temperature for September in San Juan
32.0 °C
Avg rainfall for September in San Juan
146.0 mm

Airports servicing London

Airports servicing San Juan

San Juan Isla Grande (SIG)
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