Flights from London Heathrow to San Juan (Puerto Rico)

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.

Outbound Return Airlines Shop Baggage Price
Best option
London Heathrow
San Juan (Puerto Rico)
Outbound
02/05/25
1 Stopover (JFK)
B62220, B60803
15h 51min
Return
19/05/25
1 Stopover (JFK)
B60504, B60007
24h 57min
JetBlue Airways ?
£612
London Heathrow
San Juan (Puerto Rico)
Pay attention to transfer at connecting flight
Outbound
13/05/25
4 Stopovers (BCN, LIS, BOS, ATL)
VY6651, TP1035, TP0217, NK3381, NK0843
43h 17min
Return
03/06/25
3 Stopovers (ATL, BOS, LIS)
NK0838, NK1208, TP0216, TP1350
35h 35min
Vueling Airlines, TAP Air Portugal, Spirit Airlines
£907
London Heathrow
San Juan (Puerto Rico)
Outbound
03/09/25
2 Stopovers (FRA, JFK)
LH0921, DE2016, B60303
24h 15min
Return
15/09/25
2 Stopovers (JFK, FRA)
B60504, DE2017, LH0924
23h 25min
Lufthansa, Condor, JetBlue Airways
£1,101
London Heathrow
San Juan (Puerto Rico)
Outbound
02/05/25
1 Stopover (JFK)
B62220, B62903
18h 12min
Return
19/05/25
1 Stopover (JFK)
B60304, B61107
20h 50min
JetBlue Airways
£624
London Heathrow
San Juan (Puerto Rico)
Outbound
02/05/25
1 Stopover (JFK)
B62220, B60403
30h 00min
Return
19/05/25
1 Stopover (JFK)
B60504, B60007
24h 57min
JetBlue Airways
£633
London Heathrow
San Juan (Puerto Rico)
Outbound
03/09/25
1 Stopover (BOS)
B61621, B60261
12h 35min
Return
15/09/25
1 Stopover (JFK)
B60504, B60007
25h 15min
JetBlue Airways
£668
London Heathrow
San Juan (Puerto Rico)
Outbound
03/09/25
1 Stopover (JFK)
B62220, B62903
18h 03min
Return
15/09/25
1 Stopover (JFK)
B60504, B61107
12h 30min
JetBlue Airways ?
£672
London Heathrow
San Juan (Puerto Rico)
Outbound
08/06/25
1 Stopover (BOS)
B61621, B60761
14h 35min
Return
27/06/25
1 Stopover (JFK)
B60704, B61107
18h 20min
JetBlue Airways ?
£681
London Heathrow
San Juan (Puerto Rico)
Outbound
13/05/25
2 Stopovers (LIS, EWR)
TP1359, TP0203, TP4407
27h 50min
Return
03/06/25
2 Stopovers (JFK, LIS)
TP4398, TP0210, TP1350
24h 50min
TAP Air Portugal
£847
London Heathrow
San Juan (Puerto Rico)
Outbound
03/09/25
1 Stopover (MAD)
IB0714, IB0379
12h 40min
Return
15/09/25
1 Stopover (MAD)
IB0380, IB0717
13h 35min
Iberia ?
£898
Prices based on recent searches, subject to last-minute changes
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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 £
80 %
2 stopovers Frankfurt-Main New York John F Kennedy
24h 20min, from 1 160 £
20 %

Important flight information

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

Outbound and return from 611,05 £
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
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