How much is a flight from London Heathrow to San Juan?

Depending on when you travel and how far in advance you book, fares between London and San Juan can differ a lot.

Select your dates to check current offers.

Low-cost airlines offer competitive fares, but often add charges for extra services. Keep that in mind when planning your trip. Also, midweek departures may offer better deals than weekends.

Which airports are most convenient between London and San Juan?

Whether it’s cost or connection time, the right airport combination can make a difference.

• Airports in London: There are 6 airports in London - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
• Airports in San Juan: Isla Grande is also worth considering.

In some cases, flying into a secondary airport can also reduce transfer costs. Connections from multiple airports give you more flight options and airlines.

Flight filters for the route London Heathrow – San Juan

Customize your search on Jetcost to focus only on flights that suit your needs. Whether you want a direct connection, specific airline, or shorter layover, filters help you find it faster.

Other popular destinations

Flights to Puerto Rico are often searched alongside: Aguadilla, Culebra Airport, Mayaguez, Ponce, San Juan.

The cheapest flights might leave at odd hours or arrive at less central airports — keep that in mind. If you travel often, you can always select your trusted airlines from the available options.