£344 Find Cheap Flights from London Heathrow Airport to San Juan – Compare and Save

In the last 5 days, the lowest price for a flight from London Heathrow Airport to San Juan Luis Munoz Marin Intl Airport was £344 for a one-way ticket and £595 for a return.

We unfortunately don’t have that data for this specific route.

oneworld is the only airline alliance operating flights between London Heathrow Airport and San Juan.

The two airlines most popular with KAYAK users for flights from London to San Juan are JetBlue and Iberia. With an average price for the route of £656 and an overall rating of 7.1, JetBlue is the most popular choice. Iberia is also a great choice for the route, with an average price of £1,039 and an overall rating of 7.0.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London Heathrow Airport to San Juan.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Juan from London Heathrow Airport is likely to change within 7 days, so travellers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to San Juan with an airline and back to London Heathrow Airport with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Juan from London Heathrow Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.