Cheap flights from London to San Juan

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Flight prices from London to San Juan

There’s no fixed price — fares between London and San Juan can vary a lot by day or time.

Choose a date to explore the best fares now.

The lowest fares are often found with some flexibility in travel dates. If your plans are flexible, you’ll have a better chance of finding cheap flights.

Which airports serve London and San Juan?

When planning a trip of about 3083 km, it's a good idea to check flights from surrounding airports too.

  • Airports in London: London is the only operational airport in the area.
  • Airports in San Juan: Another nearby option is Isla Grande.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Flights from London to San Juan - Luis Muñoz Marín

Plan your journey from London to San Juan with ease

Use Jetcost to tailor your search — direct or connecting flights, round-trip or one-way, filtered by airline, price, travel time, or agency.

Other popular destinations

Exploring options in Puerto Rico? These cities are trending: Aguadilla, Culebra Airport, Ponce, San Juan, Vieques Airport.

Flight availability can change quickly — refresh the results if you’ve been away from the page for a while.
Frequently Asked Questions

Frequently asked questions about flights from London to San Juan.

How much does an airline ticket from London to San Juan cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from London to San Juan.

How far is London from San Juan?

London is about 3083 km from San Juan.

What are the airports in San Juan?

San Juan has another airport: Isla Grande.

What are the airports in London?

London has one airport: London.

What are the most popular cities in Puerto Rico?

The most popular cities in Puerto Rico according to our users' searches are: Aguadilla, Culebra Airport, Ponce, San Juan, Vieques Airport.

When should I book a flight from London to San Juan?

This information is not available at the moment.

What is the cheapest month to fly from London to San Juan?

This information is not available at the moment.

What is the most expensive month to fly from London to San Juan?

This information is not available at the moment.

What is the best day of the week to fly from London to San Juan?

This information is not available at the moment.