Cheap flights from London to San Juan

Flights tailored to your budget

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How much is a ticket from London 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.

Choose a date to explore the best fares now.

If you’re flexible with timing, consider overnight flights — they often cost less and are less crowded. Exploring multiple date and time combinations can help you find the cheapest solution.

Flying between London and San Juan? Consider these airports

Depending on your destination and where you’re starting from, it might make sense to look beyond the main hubs.

  • Airports in London: London has only one airport in service, London.
  • Airports in San Juan: Besides San Juan - Luis Muñoz Marín, also consider Isla Grande.

Check if your destination airport has a rail link — it can make getting around easier. Jetcost lets you view options from all London airports in a single search.

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.