Flight Routes from London Heathrow to San Juan (Puerto Rico)

Trip type

Our cheapest offers for flights from London Heathrow to San Juan (Puerto Rico)

Here you can compare cheap flights from London Heathrow (LHR) to San Juan (Puerto Rico) (SJU) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to San Juan (Puerto Rico). Prices and availability may change at any time.

Flight schedule from London Heathrow (LHR) to San Juan (Puerto Rico) (SJU)

Select a travel date in the flight schedule for the route from London Heathrow (LHR) to San Juan (Puerto Rico) (SJU) and compare affordable flight deals.

offers
Active filtersnone
Matching outbound flights3 of 3
fromto
dep.arr.
durationstopovers
  1. 3 – 9 August 2026
  2. 10 – 16 August 2026
  3. 17 – 23 August 2026
    1. LHRSJU
      1 stopover
      1. JetBlue Airways
    2. LHRSJU
      1 stopover
      1. United Airlines
    3. LHRSJU
      1 stopover
      1. Iberia

      Tips and tricks to help you find cheap flights from London Heathrow to San Juan (Puerto Rico)

      Favourite airline: e.g. JetBlue Airways, Lufthansa
      The favourite airline for flights from London Heathrow to San Juan (Puerto Rico) is JetBlue Airways.
      JetBlue Airways
      31 %
      Lufthansa
      31 %
      Icelandair
      15 %
      Favourite connection: via New York
      When booking flights from London Heathrow to San Juan (Puerto Rico) 80 % of travellers prefer to fly via New York.
      Route
      bookings
      1 stopover New York John F Kennedy
      18h 31min, from 914 GBP
      80 %
      2 stopovers Frankfurt-Main New York John F Kennedy
      24h 20min, from 1 160 GBP
      20 %

      Important flight information

      Flight information: London Heathrow - San Juan (Puerto Rico)

      Outbound and return from 607,97 GBP
      Distance 6737 km
      Departure airport Airport London Heathrow (LHR)
      Arrival airport Airport San Juan - Luis Muñoz Marín International Airport (SJU)
      Destination country Flights to Puerto Rico
      City-Code - Arrival airport London - San Juan - Luis Muñoz Marín International Airport
      Departure airport - Destination country London Heathrow - Puerto Rico
      Flight destinations with a similar price